Oem mainstream card. GeForce 9600 GS exists only as HP OEM card (made by Pegatron), it has lower GPU clock, DDR2 VRAM, no external power supply and 192-bit memory bus instead of 256-bit. Zaatharen's card: HP GeForce 9600 GSHP GeForce 9600 GS HP GeForce 9600 GSHP GeForce 9600 GS HP GeForce 9600 GSHP GeForce 9600 GS G94 GPUG94 GPU