HP Compaq Pro 6305 Small Form Factor, A8 processor, 4GB memory, 1TB hard drive, AMD Radeon HD7560D graphics, DVD+-RW, Win8 Pro 64 downgrade to Win7 64 OPK, Cyberlink, HP Protect Tools security suite, 10GB of BOX cloud storage, embedded TPM, SRS Premium Sound, 2 PS/2 port, one Serial Port, one parallel port, Dual Display support standard (1 VGA and 1 Displayport 1.2) , DASH 1.1, 3-3-3 waranty