Full Details on Amazon.com : http://www.amazon.com/gp/product/B002ZYWFFW?tag=tsukuyomi-20
Genuine Dell OptiPlex GX270 Small Form Factor SFF Socket 478 Motherboard Part Numbers: CG555
Intel 865PE ChipSet
Socket mPGA478 Supporting Pentium 4 and Celeron Processors
400533800 MHz system bus
Two 184-pin DIMM sockets for DDR 1 400333266
2 GB MAX system memory
