![4GB Memory Upgrade for HP Business Pro 3500 Microtower DDR3 P3-12800 1600MHz Non-ECC Desktop DIMM RAM Upgrade (PARTS-QUICK Brand) at Amazon.com 4GB Memory Upgrade for HP Business Pro 3500 Microtower DDR3 P3-12800 1600MHz Non-ECC Desktop DIMM RAM Upgrade (PARTS-QUICK Brand) at Amazon.com](https://m.media-amazon.com/images/I/51wRfgunKTL.jpg)
4GB Memory Upgrade for HP Business Pro 3500 Microtower DDR3 P3-12800 1600MHz Non-ECC Desktop DIMM RAM Upgrade (PARTS-QUICK Brand) at Amazon.com
![Amazon.com: HP Pro 3500 Micro Tower Business Computer PC, Intel Core Quad i5 3470 up to 3.6 GHz, 4 GB DDR3, 500 GB, WiFi, BT, VGA, DVI, Windows 10 64 Bit-Multi-Language Supports Amazon.com: HP Pro 3500 Micro Tower Business Computer PC, Intel Core Quad i5 3470 up to 3.6 GHz, 4 GB DDR3, 500 GB, WiFi, BT, VGA, DVI, Windows 10 64 Bit-Multi-Language Supports](https://m.media-amazon.com/images/I/71SDIJ39+RL.jpg)
Amazon.com: HP Pro 3500 Micro Tower Business Computer PC, Intel Core Quad i5 3470 up to 3.6 GHz, 4 GB DDR3, 500 GB, WiFi, BT, VGA, DVI, Windows 10 64 Bit-Multi-Language Supports
![Refurbished: HP ProDesk 3500 MT Desktop, Intel Core i5-3470 3.2GHz, 8GB DDR3 RAM, 256GB SSD, Windows 10 Pro x64 Grade B - Newegg.com Refurbished: HP ProDesk 3500 MT Desktop, Intel Core i5-3470 3.2GHz, 8GB DDR3 RAM, 256GB SSD, Windows 10 Pro x64 Grade B - Newegg.com](https://c1.neweggimages.com/productimage/nb640/ADT2_1321519583660063164Pdf82LavH.jpg)
Refurbished: HP ProDesk 3500 MT Desktop, Intel Core i5-3470 3.2GHz, 8GB DDR3 RAM, 256GB SSD, Windows 10 Pro x64 Grade B - Newegg.com
HP Pro 3500 Series Microtower | Core i5-3470 8GB RAM 500GB HDD DVD-RW Windows 10 | Microtower (MT) | Team Spares
![Amazon.com: HP Pro 3500 Micro Tower Business Computer PC, Intel Core Quad i5 3470 up to 3.6 GHz, 4 GB DDR3, 500 GB, WiFi, BT, VGA, DVI, Windows 10 64 Bit-Multi-Language Supports Amazon.com: HP Pro 3500 Micro Tower Business Computer PC, Intel Core Quad i5 3470 up to 3.6 GHz, 4 GB DDR3, 500 GB, WiFi, BT, VGA, DVI, Windows 10 64 Bit-Multi-Language Supports](https://m.media-amazon.com/images/I/61bwkg1+XeS.jpg)
Amazon.com: HP Pro 3500 Micro Tower Business Computer PC, Intel Core Quad i5 3470 up to 3.6 GHz, 4 GB DDR3, 500 GB, WiFi, BT, VGA, DVI, Windows 10 64 Bit-Multi-Language Supports
![Amazon.com: HP Pro 3500 Micro Tower Business Computer PC, Intel Core Quad i5 3470 up to 3.6 GHz, 4 GB DDR3, 500 GB, WiFi, BT, VGA, DVI, Windows 10 64 Bit-Multi-Language Supports Amazon.com: HP Pro 3500 Micro Tower Business Computer PC, Intel Core Quad i5 3470 up to 3.6 GHz, 4 GB DDR3, 500 GB, WiFi, BT, VGA, DVI, Windows 10 64 Bit-Multi-Language Supports](https://m.media-amazon.com/images/I/61e119QDYyS.jpg)