Blazing Fast Dell OptiPlex 790, Intel i7 3.4GHz, 4GB of RAM, 128GB Solid State Hard Drive, Windows 7 Pro 64 bit. Blazing fast i7 3.4GHz with a SSD hard drive 128GB Solid State Hard drive for faster computing Windows 7 Pro 64-Bit with OEM Hard Disk Based Recovery Image Installed Fresh Install of Windows 7 Pro with no promotional junk and unnecessary software to slow down your computer Windows 7 Professinal