Single Intel® Xeon®3400 series, 1066/1333MHz FSB
Intel® 3420
4 DIMM slots, Dual channel DDR3 1066/1333 MHz
ECC UDIMM up to 16GB
ECC RDIMM up to 32GB(Lynnfield only)
1 PCI-Express x16 slot
1 PCI-Express x 4 slot
2 PCI slots, support 3.3V/ 5V PCI bus Interface