Jul 8, 2009. BIOS update always fails. 2 gig pentium d dual core processor. . Is there anywhere I can find the motherboard specs and or a. 0. Remove and then reinstall the memory modules (see "Memory" < ADMIN NOTE: Broken link has been removed from this post by Dell> for module installation procedures). Red Hat® Linux 9. Me too--all I needed to get was an I/O panel and cable that were compatible with a 755 motherboard. Download and install the latest drivers, firmware and software. OptiPlex 7020 and 9020 motherboards have four DIMM slots – this makes it possible to upgrade the system with up to 32GB of RAM. Anyone Know any Good Gaming Upgrades for a Dell Optiplex Gx620 SFF? My Specs on The Pc Are. (2M Cache, 3. 2 x 2 GB RAM - Kingston 4GB DDR2 667MHz. 0Gb/s: 40GB, 80GB, 160GB SMART Technology SMART III Burst Transfer Rate 300 Mbit/s Partition Support MS Windows XP Professional SP2: Support both FAT16 and. 0. 2 3 MINI TOWER COMPUTER (MT) VIEW FRONT VIEW 1 Power Button, Power Light 6 Optical Drive (optional) 2 Optical Drive Bay (optional) 7 Optical Drive Eject Button 3 Headphone Connector 8 USB 2. 00. Dell Optiplex GX620. 2. 0. 20-07-2022 08:00 AM. Windows 10, 64-bit. . While the T5500 has up to 4GB of DDR3 SDRAM, the T7500 has three times. Posts / Dell Community / Desktops / Desktops General - Read Only / Optiplex GX620 CPU Upgrade. compare. Free shipping. com FREE DELIVERY possible on eligible purchases Skip to main content. 5 GB of RAM as remaining memory is used by the video card. 2GHz, 2GB DDR2, 250GB HDD, DVD+/-RW, WLAN 802. There are 4 SATA data connectors in the GX620. FYI. Three means 3-3-3-3…That is three beeps and three beeps and…: Endless looping until user presses the power button to shut down the computer. XPS. Dell OptiPlex GX620 specifications. Dell OptiPlex GX620 Series Intel Chipset 945 Socket LGA775 Desktop Motherboard FH884 0FH884 CN-0FH884. Hi, I read many posts about the opportunity to upgrade an Optiplex GX620 from a Pentium 4 to a pentium D. Solution. I suppose you could install a 3rd SATA hard drive in an unused optical bay with the right adapters. 7040 OptiPlex Motherboard Specs. Otherwise, the system board might be damaged by prying off the socket or by breaking circuit traces on the system board. Dell F8098 - Motherboard / System Board for OptiPlex GX620. 91 Reviews. 1/10/Linux Chipset. Replace the battery with the exact same type of coin cell battery. In terms of storage capacity, the Dell OptiPlex GX620 provides a total of 250 GB. The Power LEDS and Faults 1-4 LEDS all use a common Positive Terminal, so:1. MT = Mini Tower Computer. Get parts and accessories upgrades for your Dell OptiPlex GX620. but could my device run windows 8. 11 b/g/n, Windows XP Professional, compare, review, comparison, specifications, price,. Computer Specs: Processor: Intel (R) Core (TM) i5-2400 CPU @ 3. hey guys i hope im posting this in the right place. Sold by dreamhardware_com ( 7765) 100. Specifications for Dell Model Dhm Computer 2 Dell OptiPlex GX620 Motherboard Specs 3 Cubase 5 Requirements You May Also Like. I had 8 fans in it, and it's still working after 10 years!Get drivers and downloads for your Dell OptiPlex GX620. 0Gb/s • 540 MB/s Read, 500 MB/s Write. I've tried resetting the monitor, replacing the hard drive, and also replaced the VGA(?) cord. A Pentium D will be much improved over the original Single Core Pentium 4. Get drivers and downloads for your Dell OptiPlex GX620. 8, and 2gb ddr2 ram. Processor : score 3. Here ate the specs. Supported Operating Systems. dell. Step 1 Case. Motherboard M. 2 1x 2. I recently installed 4GB of RAM and a blank 80GB SATA HDD. Hard Drive: 74Gig Western Digital. 300 series needs Intel 8th or 9th gen cpu such as i5-8400 or i7-8700. I have updated the bios to the A11 revision. I found some used ones on the Ebay but not sure if they would be accepted by my machine. Bios A11 is often needed to recognize 2 gig modules which is a good option for GX520 models and SFF models with only 2 slots. (example: DDR3L) DDR3 is not backward-compatible with DDR2. #1. 3. Processor: Intel(R). Even the rear motherboard I/O panel is different. of Optiplex GX620, these had been standing still for a long time. 1. Partial motherboard specifications. Desktop/Workstation RAM upgrade » OptiPlex GX620 by Dell More speed with little fuss: Installing and testing RAM modulesOptiPlex GX620 Whether you are looking to configure your OptiPlex GX620 yourself or upgrade it, equipping a device with sufficient RAM is one quick and easy way to ensure smoother and more efficient operations. Tips. A Pentium D will be much improved over the original Single Core Pentium 4. X16 as anything other than high speed video. 00. Get drivers and downloads for your Dell OptiPlex GX620. Specs DELL OptiPlex GX620 Mini Tower 2 GB DDR2-SDRAM 250 GB HDD Windows XP Professional PC Black, Silver DELLGX620WIFI PCs/Workstations Intel Pentium Dual Core 3. Unplug the power cable Unplug the data cable Step 6 — Disconnect CPU fan. 11 b/g/n,. and chose this viewer from the list that appears. For more information about the configuration of your computer, go to . Statement of volatility (3 pages) Desktop Dell OptiPlex 9020 All-in-One Specifications. The Dell OptiPlex GX620 is part of a line of desktop computers that were designed for those in the government, corporations, and for students in educational environments. robertbent101. NOTE: Offerings may vary by region. Different part number for GX620 745 755 760 780 980. Look at. 5-inch internal SSD • SATA 6. Topics. bus and Hyper-Threading and up to 2MB L2 cache or Celeron D® processor with 533MHz and 256K L2 cache, 4 DIMM slots (2 DIMM slots on USFF chassis); 2) What implications are there at leaving the page file set to "no paging file". 3. 00. OptiPlex 755 desktop pdf manual download. The FH884 has been fully refurbished by Serverworlds. I have Optiplex GX620 and would like to replace the motherboard with another one (for example, optiplex 780). Just upgraded my Optiplex GX620 CPU: From a Pentium 4 521, 2. If it is 100-200 series board you can still use the Dell cpu. [/quotemsg] System Manufacturer: Dell Inc. Moderator • 16. Windows 8. Dell: OptiPlex GX620 | DELLGX620WIFI: desktop:. Motherboard: To Be Filled By O. Topics. X, 10, 11 requirenments64-bit Processor 1 gigahertz (GHz) or faster with support for PAE, NX, and SSE2. Welcome to Dell. 2 x NEC DVD +-RW ND-3530A. Dell Introduced the Dimension 8250 series in 2002. 4,510. 8GHz CPU. Browse to Dell Manuals website. I forgot about the early Pentium D being a dual core. Dell Kh290 System Board For Optiplex Gx620 Sff-Kh290. 7 · 7. Add a comment. OptiPlex 780 OptiPlex 780 Technical Specifications Processor Options1 Intel® Core™2 Quad (not available on USFF); Intel® Core™2 Duo; Intel® Pentium® Dual Core; Intel® Celeron® Dual Core; Intel® Celeron® Chipset Intel® Q45 Express Chipset w/ICH10DO Operating System Options Microsoft® Windows 7® Basic; Microsoft® Windows 7®. 00 GHz, 800 MHz FSB) Link to CPU specs. CPU : Intel Pentium 4 640 Prescott 90nm Technology (Socket 775 LGA) RAM: 2. Given that you have a 2003 model 170 i would tend to say that the GX620 is more likely to work fine than a 760 which is newer and quite a lot faster Bus timing and requires PCI 2. 2Ghz, 2GB of DDR2 RAM, and a 250GB hard drive. 1 12 PROCESSOR NOTE: Global Standard Products (GSP) are a subset of Dell’s relationship products that are. Go to step 1 This guide show you how to remove and replace the motherboard in a Dell Optiplex GX620. Download and install the latest drivers, firmware and software. PIM product data: DELL OptiPlex GX620 Mini Tower 2 GB DDR2-SDRAM 250 GB HDD Windows XP Professional PC Black, Silver DELLGX620WIFI PCs/Workstations Intel Pentium Dual Core 3. Your OptiPlex GX620 supports these operating systems: Change Product. All boards are fully guaranteed and come with warranty. Hello, Can you report the actual front side bus and memory clock frequencies that you are seeing on your GX620? And can you confirm that the motherboard in your GX620 is actually a GX620 motherboard and that, sometime in the past, maybe by someone else, the motherboard wasn't replaced with that from. In Stock. In Stock. If you have the 1st one you cannot use a quad core CPU on it. These boards are Intel made boards for Dell, so you will see a Dell logo come up when booted. This includes swaps between different Dell models. Download and install the latest drivers, firmware and software. That's not the problem. Manuals and User Guides for Dell OptiPlex DCNE. I don't know If the mobo from GX720 adjust for a GX620 SFF chasis. SAVE 20% Retail $99. Which would be as early as Optiplex GX620 or XPS 400. Touch or click the link for View product specs under Quick links. Again be careful not to drop any screws in the CPU socket. Add a comment. Cancel Post comment. Solution. I have Optiplex GX620 and would like to replace the motherboard with another one (for example, optiplex 780). 01-01-2007 17:00 PM. £579. So specs are alittle different there's only 1 pci slot and one slot for a graphics csrd. 745/755/760 USFF use proprietary 8 pin external AC adapter. Product Support. DELL OptiPlex GX620 - FAQ - Frequently Asked (and answered) Questions. 0. Hi everyone, these days i have restored 4pcs. MotherBoard: 0F8101 (MicroProcessor)Unfortunately you can not upgrade motherboard in that 780 case because 780 is the last Dell optiplex model to use BTX motherboard. All boards are fully guaranteed and come with warranty. 4GHz 2GB DDR2 HH807 TESTED. core2 quad cpu's and yet they are all Inspiron 530. 0GHz, 16G DDR4, 512G SSD, Windows 10 Pro 64 Bit-Multi-Language Supports English/Spanish/French (Renewed) 4. Dell OptiPlex GX620 MT (305W PSU) Intel Pentium D 960 3. This is also why they Print 25W max on the X16 video slot. Is it a limitation of the Optiplex 620's chipset which means. Configuration ID: CT12822443. According to "Small Form Factor Computer Specifications" inside the manual, this motherboard accept 533 and 667 MHz DDR2 modules, it means PC2-4200 and PC2-5300 modules. Apr 22, 2015. It just depends on how much you want to spend and what your needs are for the video card. Dell OptiPlex 790 MT doesn't come with any on-board Wi-Fi support. Dell desktops use CR2032 coin cell battery (see the markings on the battery). Publish date: 01 JAN 2006. A list of components that are configured on your computer appears, with the Dell part number, description, and quantityDell OptiPlex GX620 USFF Desktop Motherboard (System Mainboard) - PJ149. 46. 18,530. 80GHz CPU, 1GB RAM. HDMI output. Which would be as early as Optiplex GX620 or XPS 400. 17 R2, fans not. 0. . If the display cannot show any errors that your computer might emit a series of beeps during start-up. I'm trying to install Windows 98 for a friend on a Dell OptiPlex GX620. DELL™ OPTIPLEX™ 3010 TECHNICAL GUIDEBOOK — VER 1. When the side panel pops free, gently pull the panel away from the computer. Show More. Dell OptiPlex GX620 specifications. OptiPlex (a portmanteau of "optimal" and "-plex") is a line of business-oriented desktop and all-in-one computers made for corporate enterprises, healthcare, the government, and education markets released in 1993 by Dell. Optiplex 320 only has 2 ram slots and has max 3 gigs Ram because the integrated Radeon X300 video steals system ram so it would not be. Vhaughn, Below are the specs for the MT ad the SFF on the OptiPlex 3020. OptiPlex 390 OptiPlex 390 Technical Specifications Processors1 Intel® Core™ i5 Quad Core; Intel ® Core™ i3 Dual Core; Intel Pentium ® Dual Core; Intel Celeron® Dual Core. 2. This is a problem for these older systems. DT = Desktop Computer. 0. 2 + 1x 3. 5-inch internal SSD • SATA 6. dell. 780 3 The Foxconn G33M02 Specifications Report an Issue. Dell OptiPlex 3020 PSU Main Power 24-Pin to 8-Pin Adapter Cable. My old computer was a Dell Optiplex SX 270 Small Form Factor. Technical Specifications of EVGA nForce 680i (CK-NF68) and XFX nForce 680i SLI Motherboards Motherboard Specifications. Ofcourse this pc setup is in a Dell Optiplex gx620 case with a Dell motherboard. The Dell OptiPlex GX620 desktop computer features an Intel Pentium D chipset running between 2. 91 Reviews. 25-08-2015 07:00 AM. below you will find the product specifications and the manual. 46. The components that I think to full upgrade are: Motherboard. Different part number and pinout for GX620 745 755 760 780 980. Publish date: 01 JAN. Dell 5 pin Fan connector to standard 4 pin PWM Fan This is to fit a standard 4pin fan to a dell motherboard 5pin CPU (speed controlled) fan connector (essentially, you just swap pins 1 & 3 on the standard connector) Dell Dimension 2350, 2400 internal USB & Speaker 20 Pin Front panel USB, Speaker (Optional MIC) Proprietary. When the side panel pops free, gently pull the panel away from the computer. I've seen it run on a 380, but very herky-jerky just for the internet. I saw a Xeon E5450 which is a quad core . Specs DELL OptiPlex GX620 Mini Tower 2 GB DDR2-SDRAM 250 GB HDD Windows XP Professional PC Black, Silver DELLGX620WIFI PCs/Workstations Intel Pentium Dual Core 3. Technical Specifications of EVGA nForce 680i (CK-NF68) and XFX nForce 680i SLI Motherboards Motherboard Specifications. We have a great online selection at the lowest prices with Fast & Free shipping on many items!. MH415 - Usff Motherboard For Dell OptiPlex GX620/ OptiPlex GX620 Ultra Small Form Factor I'm linking the Optiplex 780 Tech Guide for your upgrade options as far as RAM and CPU. Motherboard swaps are near impossible. OptiPlex 3020 Big things come in small packages. Long summary description DELL OptiPlex GX620 Mini Tower 2 GB. Thermal Paste $21. 240GB 2. Find compatible hardware (hard drives, memory, batteries) and accessories (speakers, headphones, keyboards, mice). (2 pages) Dell OPTIPLEX 3020 D15M, D08S Quick Start Guide. Released in 2005, the Dell OptiPlex GX620 was a business-class computer that came with a variety of processor options, including 64-bit systems. [/quotemsg]I've installed the MSI NX6600GT graphics card without any problems on the Optiplex GX620. Page 2 Dell™ OptiPlex™ 320 MINITOWER DESKTOP Tech Specs HARD DRIVE OPTIONS Supported Types Serial ATA or Serial ATA 3. 6, Gaming graphics: score 3. I had some ram and a video card & added those bits. 45. Page 1 shows us that the Optiplex GX620 sold with four different chassis =. 7040 OptiPlex M. This is a model and chipset limitation. Dell OptiPlex GX620 and GX520 Dell PCs use genuine Microsoft®W i n d o w s® w w w. Specifications for Dell Model Dhm Computer. According to the specifications for the Dell GX620, the only variant that qualifies (just) is the Mini tower model @ 305W. 5" 1x M. Video of the Day Memory Differences Both the T5500 and T7500 use DDR3 SDRAM. 6ghz CPU, 4gb of GSKILL PC2 6400 memory, 120gb SSD, and Sapphire 6570 video card. I've seen multiple posts here that indicate that the GX620 can't support a Core Duo. Current specs: CPU: Intel Pentium 4 HT 3. Dell's are custom and proprietary from one model to another. -CPU heatsink cn-0J9761-41362-79K-020N. 140303-2144) Language: English (Regional Setting: English) System Manufacturer: Dell Inc. 0 Available Drives 7200RPM SATA 3. Author. For installing mass storage devices like hard drives and optical disc drives, the G33M02 has four Serial. RAM Memory upgrade for Dell OptiPlex Computer, Upgrade Dell OptiPlex GX620 Desktop Memory, and all other Dell Memory Upgrades, Find compatible OptiPlex GX620 Desktop Computer Memory Upgrade. 7. speedstep +18 more. Suitable for Dell OptiPlex 3020 / 7020 / 9020 / T1700. What is the warranty on these memory?The Dell OptiPlex GX620 is equipped with 4 DIMM memory slots, allowing for expandability and flexibility in terms of memory upgrades. Specs DELL OptiPlex GX620 Mini Tower 2 GB DDR2-SDRAM 250 GB HDD Windows XP Professional PC Black, Silver DELLGX620WIFI PCs/Workstations Intel Pentium Dual Core 3. Pre-Installed with Windows 7 Professional, Upgraded to Windows 10 Pro, & upgraded to Windows 11. ). The specifications for the card say that it requires that the PC has a minimum system power supply of 300W. The delay between each set of beeps is three. When the side panel pops free, gently pull the panel away from the computer. The FH884. 2GHz, 2GB DDR2, 250GB HDD, DVD+/-RW, WLAN 802. 0. Refurbished Dell Py423 Motherboard For Optiplex Gx620 Sff-Py423. 11 b/g/n,. 35 V operation for memory. Using HDMI I have my HTPC connected to my 50 inch Samsung Plasma 1080p tv in the bedroom via a midsize Sony receiver. I'm looking to do some minor upgrades to a Dell OptiPlex GX620 for my son - essentially get it to a stage that he can play a few PC games, but nothing too hardcore (we're not talking about Crysis2 here). Step 3 Dell Optiplex GX620 Side Panel Disassembly. 4ghz. 5" bay is not supported. 4 Troubleshooting. 1 GHz) Intel Bench 1%, 150,891 samples:. This will show motherboard layout. Features & Technical Specifications Feature 5050 Tower/Small Form Factor/Micro Technical Specifications Processor1 Intel® 7th generation Pentium® and Core™ i3 Dual Core, Core™ i5-i7 Quad Core (up to 65W for Tower/Small Form Factor & 35W for Micro); supports Windows 10/Linux Intel ® 6th generation Pentium and Core™ i3 Dual Core,. Price when reviewed. Jul 4, 2009. See the FAQ. I have a Dell OptiPlex GX620 with a dead motherboard since I have to replace this motherboard with another I would like to replace it with a better board but I. rlwolfcastle. Sign In Upload. 99. A kind individual pointed out an issue where there were no slots on the particular motherboard for a graphics card. See the FAQ. Crucial Memory and SSD upgrades - 100% Compatibility Guaranteed for Dell OptiPlex GX620 Series (Desktop, Mini-Tower, and Small Form Factor) - FREE US Delivery. Specs DELL OptiPlex GX620 Mini Tower 2 GB DDR2-SDRAM 250 GB HDD Windows XP Professional PC Black, Silver DELLGX620WIFI PCs/Workstations Intel Pentium Dual Core 3. 3. Aftermarket motherboard is often a better deal than Dell oem 8900 motherboard. Suchen Sie nach einem Referenzhandbuch für Ihren Dell OptiPlex GX620? Hier finden Sie eine PDF-Datei, die Ihnen alle wichtigen Informationen über die Funktionen, Spezifikationen, Fehlerbehebung und Wartung Ihres Desktop-Computers bietet. I have a friend who is getting on in years who has forgotten the administrator (Bios) password on his beloved OptiPlex gx620. The following specifications are only those required by law to ship with your computer. Pre-Owned. Is it possable to modify the dell inspiron 3537's motherboard? 30. A01. With the computer standing upright, firmly pull on the tab at the back of the computer. you can upgrade ram up to. The specs for OptiPlex GX620 Desktop comes in these configurations with a retail price tag. 0. 4GHz - refurbished for $40. Download the PDF file and learn how to optimize your Dell device. 6 inch; Supported CPUs: Intel Core2 Extreme, Intel Core2 Quad, Intel Core2 Duo, Pentium EE, Pentium D and Pentium 4 (socket 775 versions only) NVIDIA nForce 680i SLI MCP. Community member Speedstep regularly mentioned running Win10 on his GX620. Edit . Features & Technical Specifications Feature 7050 Tower/Small Form Factor/Micro Technical Specifications Processor1 Intel® 7th generation Core™ i3 Dual Core, Core™ i5-i7 Quad Core (up to 65W); supports Windows 10/Linux Intel® 6th generation Core™ i3 Dual Core, Core™ i5-i7 Quad Core (up to 65W); supports Windows 7/8. I am trying to retrieve data from my old Optiplex 520 machine and need to change the motherboard. Tech Support. 300 series needs Intel 8th or 9th gen cpu such as i5-8400 or i7-8700. 02-12-2005 17:00 PM. Built-in microphone. It, being a desktop and not a server motherboard, uses a non-ECC type of memory. My second question is about the memory speed on my GX620. $19. My concern is this. That means that I can hack myself a. Here are the pin mappings for a Dell Optiplex 980 front panel connector: Power On Switch. Best upgrade ability is with the GX620 MINI TOWER. 2Ghz Dual Core . 4. BSOD Posting Instructions. 6GHz Pentium 4 660 CPU, 512MB of RAM, and an 80GB hard drive--standard fare for a business computer. According to the specifications for the Dell GX620, the only variant that qualifies (just) is the Mini tower model @ 305W. Get parts and accessories upgrades for your Dell OptiPlex GX620. 2006. #37. Posts / Dell Community. c o m / p i r a c y / h o w t o t e l l # not available on SF or USFF Subject to availability, prices and specifications are correct at the date of publication and may change without notice. sorry was gx620 not 775 optiplex , Intel® 945G chipset, Intel® Pentium® D processor with Dual Core architecture, Intel® Pentium® 4 processor with 800MHz front side. 9, Memory score 4. Win XP 32 bit. 0. Intel® Small Business Advantage (Intel® SBA)-Without touching the system board, pull the battery out of its socket using a plastic pry tool. Dell OptiPlex GX620 Motherboard Specs 2 HP Pavilion DV9700 Specs 3 HP Pavilion DV6000 Specs You May Also Like. Operating System: Windows 7 Pro 32-Bit. 64 bit processor needs to support CMPXCHG16b, PrefetchW, and LAHF/SAHF. Current specs: CPU: Intel Pentium 4 HT 3. Everything fits and it seems to be a direct replacement. sorry was gx620 not 775 optiplex , Intel® 945G chipset, Intel® Pentium® D processor with Dual Core architecture, Intel® Pentium® 4 processor with 800MHz front side. 45. 5x's the length of. 2 support. or quasi-Square Wave (see UPS technical specifications). 11 b/g/n, Windows XP Professional, compare, review, comparison,. Out Of Stock. Dell optiplex gx620 motherboard processor compatibility. The 4670 graphics card claims to require a minimum of a 400 watt power supply, with a 550 watt power supply strongly recommended. Place orders quickly and easily; View orders and track your shipping status; Enjoy members-only rewards and discounts;. Integrated Audio. SKU: H895D. This 2. c o m / p i r a c y / h o w t o t e l l # not available on SF or USFF Subject to availability, prices and specifications are correct at the date of publication and may change without notice. 88 Usable) Operating System: Windows 11 Pro. DDR3 and DDR3L are socket compatible, however, It is NOT compatible with computers using 4th Generation Intel (Haswell) processors, which exclusively support 1. someone tried adding conroe support by using adding the microcode and CPUID of the cpu to the bios along time ago probably without knowing about it only using. We need to know which chassis you have and if there is an added video card installed. 2006. On Sale $79. Product Code. DellSPECIFICATIONS. Need help troubleshooting "memory leak" - one user, multiple computers Dell EMC Unity 300 Component upgrades View all topics1 x Parallel Port. 11. Best Selling in Motherboards. speedstep. Here's the specs (I have the DT model, it's really thin): Operating System: Windows 7 Ultimate 32-bit (6. 0. Motherboard chipset: Intel® 945G. YMMV. That means that I can hack myself a power. 4GHz 2GB DDR2 HH807 TESTED Dell Optiplex GX620 Intel Motherboard Pentium D 3. Push the oval shaped buttons located on the top and bottom of the PC simultaneously and lift the case straight up. But in my defense, the OP asked about a Core 2 Duo processor. In detail installed ; -SSD Kingston A400 SSD SA400S37/240G. 6K Posts. Dell OptiPlex GX620 USFF review. From-Compatible Components (from 23 PCs) Popular components in PC builds with the Dell OptiPlex GX620 Motherboard. . 6GHz Pentium 4 660 CPU, 512MB of RAM, and an 80GB hard drive--standard fare for a business computer. 8Ghz cpus and Extreme edition CPU'sSystem specifications. Get parts and accessories upgrades for your Dell OptiPlex GX620. BTX - When looking at the Rear I/O ports, the expansion slots are to the. See the documentation of your Dell desktop for model-specific information. 1066MHz speed due to chipset specifications. What is the warranty on these memory?The Dell OptiPlex GX620 is equipped with 4 DIMM memory slots, allowing for expandability and flexibility in terms of memory upgrades. motherboard dell optiplex gx620. com . It helps to know why you want to upgrade the PSU. Dell Optiplex Gx620 Motherboard Specs Hp 7520 Photosmart Printer Download Spore Creature Creator Free Online Hp Officejet 6500a Plus Driver Free Mac Laptops With Dvd Drive International Control Products Buffalo Ny Mac Authentication Disabled Free Norton Antivirus Full Version. 6Ghz Dual Core) is the CPU used in a PC build on Dell's website. B. Even though the minimum requirements are a 350W power supply and the Optiplex GX620 only has a 305W power supply there does not seem to be any problems whatsoever. Dell OptiPlex 7040 Small Form Factor PC, Intel Quad Core i7-6700 up to 4. If you put 2 sticks 800MHz in your 745, then a stick with 667MHz, the system will operate all the RAM at 667MHz.