![Amazon.com: Dell Optiplex 990 Desktop Computer (Intel Quad-Core i7-2600 up to 3.4GHz, 16GB RAM, 2TB HDD, WiFi, VGA, DisplayPort, (Tower w/ HDMI), Windows 10 Professional - (Renewed) : Electronics Amazon.com: Dell Optiplex 990 Desktop Computer (Intel Quad-Core i7-2600 up to 3.4GHz, 16GB RAM, 2TB HDD, WiFi, VGA, DisplayPort, (Tower w/ HDMI), Windows 10 Professional - (Renewed) : Electronics](https://m.media-amazon.com/images/I/710SM5JE-4L._AC_UF894,1000_QL80_.jpg)
Amazon.com: Dell Optiplex 990 Desktop Computer (Intel Quad-Core i7-2600 up to 3.4GHz, 16GB RAM, 2TB HDD, WiFi, VGA, DisplayPort, (Tower w/ HDMI), Windows 10 Professional - (Renewed) : Electronics
![Amazon.com: Intel BX80623I72600 Core i7-2600 Quad-Core Processor 3.4 GHz 8 MB Cache LGA 1155 : Electronics Amazon.com: Intel BX80623I72600 Core i7-2600 Quad-Core Processor 3.4 GHz 8 MB Cache LGA 1155 : Electronics](https://m.media-amazon.com/images/I/51WjK61ApzL.jpg)
Amazon.com: Intel BX80623I72600 Core i7-2600 Quad-Core Processor 3.4 GHz 8 MB Cache LGA 1155 : Electronics
![Amazon.com: Dell OptiPlex 990 DT/Core i7-2600 Quad @ 3.40 GHz/12GB DDR3/1TB HDD/DVD-RW/Windows 7 PRO 64 BIT : Electronics Amazon.com: Dell OptiPlex 990 DT/Core i7-2600 Quad @ 3.40 GHz/12GB DDR3/1TB HDD/DVD-RW/Windows 7 PRO 64 BIT : Electronics](https://m.media-amazon.com/images/I/41kMJyM2qQS._AC_.jpg)
Amazon.com: Dell OptiPlex 990 DT/Core i7-2600 Quad @ 3.40 GHz/12GB DDR3/1TB HDD/DVD-RW/Windows 7 PRO 64 BIT : Electronics
![Amazon.com: Intel BX80623I72600 Core i7-2600 Quad-Core Processor 3.4 GHz 8 MB Cache LGA 1155 : Electronics Amazon.com: Intel BX80623I72600 Core i7-2600 Quad-Core Processor 3.4 GHz 8 MB Cache LGA 1155 : Electronics](https://m.media-amazon.com/images/I/51WjK61ApzL._SY350_PKmb-play-button-overlay_.jpg)
Amazon.com: Intel BX80623I72600 Core i7-2600 Quad-Core Processor 3.4 GHz 8 MB Cache LGA 1155 : Electronics
![Amazon.com: Intel® Core™ i5-9400F Desktop Processor 6 Cores 4.1 GHz Turbo Without Graphics : Electronics Amazon.com: Intel® Core™ i5-9400F Desktop Processor 6 Cores 4.1 GHz Turbo Without Graphics : Electronics](https://m.media-amazon.com/images/I/81eoV5SY8RL._AC_UF894,1000_QL80_.jpg)
Amazon.com: Intel® Core™ i5-9400F Desktop Processor 6 Cores 4.1 GHz Turbo Without Graphics : Electronics
![Amazon.com: Intel Core i7-4790 Processor 3.6GHz 8MB LGA 1150 CPU, OEM (CM8064601560113) : Electronics Amazon.com: Intel Core i7-4790 Processor 3.6GHz 8MB LGA 1150 CPU, OEM (CM8064601560113) : Electronics](https://m.media-amazon.com/images/I/61Dst+dj-RL._AC_UF894,1000_QL80_.jpg)
Amazon.com: Intel Core i7-4790 Processor 3.6GHz 8MB LGA 1150 CPU, OEM (CM8064601560113) : Electronics
![Amazon.com: Intel Core i7 i7-2600 Quad-core (4 Core) 3.40 GHz Processor - Socket H2 LGA-1155 - 1 MB - 8 MB Cache - 5 GT/s DMI - Yes - 3.80 GHz Overclocking Amazon.com: Intel Core i7 i7-2600 Quad-core (4 Core) 3.40 GHz Processor - Socket H2 LGA-1155 - 1 MB - 8 MB Cache - 5 GT/s DMI - Yes - 3.80 GHz Overclocking](https://m.media-amazon.com/images/I/71FWMMex00L.jpg)
Amazon.com: Intel Core i7 i7-2600 Quad-core (4 Core) 3.40 GHz Processor - Socket H2 LGA-1155 - 1 MB - 8 MB Cache - 5 GT/s DMI - Yes - 3.80 GHz Overclocking
![Intel Core i7-2600 SR00B Desktop CPU Processor LGA1155 8MB 3.40GHz 5.0GT/s (Renewed) : Electronics - Amazon.com Intel Core i7-2600 SR00B Desktop CPU Processor LGA1155 8MB 3.40GHz 5.0GT/s (Renewed) : Electronics - Amazon.com](https://m.media-amazon.com/images/I/81XgrbrMsVL.jpg)
Intel Core i7-2600 SR00B Desktop CPU Processor LGA1155 8MB 3.40GHz 5.0GT/s (Renewed) : Electronics - Amazon.com
![Amazon.com: Intel Core i7-4790 Haswell Processor 3.6GHz 8MB LGA 1150 CPU; OEM (Renewed) : Electronics Amazon.com: Intel Core i7-4790 Haswell Processor 3.6GHz 8MB LGA 1150 CPU; OEM (Renewed) : Electronics](https://m.media-amazon.com/images/I/91WfSwIPsGL._AC_UF894,1000_QL80_.jpg)
Amazon.com: Intel Core i7-4790 Haswell Processor 3.6GHz 8MB LGA 1150 CPU; OEM (Renewed) : Electronics
![Amazon.com: Intel Core i7-4790 Haswell Processor 3.6GHz 8MB LGA 1150 CPU; OEM (Renewed) : Electronics Amazon.com: Intel Core i7-4790 Haswell Processor 3.6GHz 8MB LGA 1150 CPU; OEM (Renewed) : Electronics](https://m.media-amazon.com/images/I/91WfSwIPsGL.jpg)
Amazon.com: Intel Core i7-4790 Haswell Processor 3.6GHz 8MB LGA 1150 CPU; OEM (Renewed) : Electronics
![Amazon.com: Intel Core i7-4770 Quad-Core Desktop Processor 3.4 GHZ LGA 1150 8 MB Cache BX80646I74770 : Electronics Amazon.com: Intel Core i7-4770 Quad-Core Desktop Processor 3.4 GHZ LGA 1150 8 MB Cache BX80646I74770 : Electronics](https://m.media-amazon.com/images/I/91uj0A+ZRdL._AC_UF350,350_QL80_.jpg)
Amazon.com: Intel Core i7-4770 Quad-Core Desktop Processor 3.4 GHZ LGA 1150 8 MB Cache BX80646I74770 : Electronics
![Amazon.com: Dell OptiPlex 790 SFF Desktop PC - Intel Core i7-2600 3.4GHz 4GB 500GB DVDRW Windows 10 Pro (Renewed) : Electronics Amazon.com: Dell OptiPlex 790 SFF Desktop PC - Intel Core i7-2600 3.4GHz 4GB 500GB DVDRW Windows 10 Pro (Renewed) : Electronics](https://images-na.ssl-images-amazon.com/images/I/71KpHdbb4SL._AC_UL210_SR210,210_.jpg)
Amazon.com: Dell OptiPlex 790 SFF Desktop PC - Intel Core i7-2600 3.4GHz 4GB 500GB DVDRW Windows 10 Pro (Renewed) : Electronics
![Amazon.com: Lenovo ThinkCentre M93p SFF Business Desktop,Intel i7-4790 Upto 4.0GHz, 16GB DDR3 RAM, 512GB SSD, DVD-RW,Built-in WiFi AC8260, Windows 10 Pro (Renewed) : Electronics Amazon.com: Lenovo ThinkCentre M93p SFF Business Desktop,Intel i7-4790 Upto 4.0GHz, 16GB DDR3 RAM, 512GB SSD, DVD-RW,Built-in WiFi AC8260, Windows 10 Pro (Renewed) : Electronics](https://m.media-amazon.com/images/I/61P90X+POkL.jpg)
Amazon.com: Lenovo ThinkCentre M93p SFF Business Desktop,Intel i7-4790 Upto 4.0GHz, 16GB DDR3 RAM, 512GB SSD, DVD-RW,Built-in WiFi AC8260, Windows 10 Pro (Renewed) : Electronics
![Amazon.com: Dell OptiPlex 790 SFF Desktop PC - Intel Core i7-2600 3.4GHz 4GB 500GB DVDRW Windows 10 Pro (Renewed) : Electronics Amazon.com: Dell OptiPlex 790 SFF Desktop PC - Intel Core i7-2600 3.4GHz 4GB 500GB DVDRW Windows 10 Pro (Renewed) : Electronics](https://m.media-amazon.com/images/I/71KpHdbb4SL._AC_UF894,1000_QL80_.jpg)
Amazon.com: Dell OptiPlex 790 SFF Desktop PC - Intel Core i7-2600 3.4GHz 4GB 500GB DVDRW Windows 10 Pro (Renewed) : Electronics
![Amazon.com: Intel Core i7-4790 CPU Used 4-Core 8-Thread Desktop Processor 3.6 GHz 8M 84W LGA1150 : Electronics Amazon.com: Intel Core i7-4790 CPU Used 4-Core 8-Thread Desktop Processor 3.6 GHz 8M 84W LGA1150 : Electronics](https://m.media-amazon.com/images/I/61cSf6gZZnL.jpg)
Amazon.com: Intel Core i7-4790 CPU Used 4-Core 8-Thread Desktop Processor 3.6 GHz 8M 84W LGA1150 : Electronics
![Amazon.com: Intel Core i7-2600 Processor 3.4GHz 5.0GT/s 8MB LGA 1155 CPU, OEM (CM8062300834302) : Electronics Amazon.com: Intel Core i7-2600 Processor 3.4GHz 5.0GT/s 8MB LGA 1155 CPU, OEM (CM8062300834302) : Electronics](https://m.media-amazon.com/images/I/51B%2BDdSawzL._SR600%2C315_PIWhiteStrip%2CBottomLeft%2C0%2C35_PIStarRatingFOUR%2CBottomLeft%2C360%2C-6_SR600%2C315_ZA25%2C445%2C290%2C400%2C400%2CAmazonEmberBold%2C12%2C4%2C0%2C0%2C5_SCLZZZZZZZ_FMpng_BG255%2C255%2C255.jpg)
Amazon.com: Intel Core i7-2600 Processor 3.4GHz 5.0GT/s 8MB LGA 1155 CPU, OEM (CM8062300834302) : Electronics
![Amazon.com: Intel Core i7-4770 Quad-Core Desktop Processor 3.4 GHZ LGA 1150 8 MB Cache BX80646I74770 : Electronics Amazon.com: Intel Core i7-4770 Quad-Core Desktop Processor 3.4 GHZ LGA 1150 8 MB Cache BX80646I74770 : Electronics](https://images-na.ssl-images-amazon.com/images/I/913aHCZSaHL._AC_UL210_SR210,210_.jpg)