FEATURE:-

Memory
2 x DIMM, max. 4GB, DDR3 1333*/1066 / 800 MHz, non-ECC, un-buffered memory, dual-channel memory architecture
CPU LGA775 socket for Intel® Core™2 Quad / Core™2 Extreme / Core™2 Duo / Pentium® Extreme / Pentium® D / Pentium® 4 Processors
4 x DIMM, max. 8GB, DDR2 1066*/800 / 667 MHz, non-ECC, un-buffered memory
Dual channel memory architecture
Chipset Intel® P35 / ICH9 with Intel® Fast Memory Access Technology
Front Side Bus 1333 / 1066 / 800 MHz
Compatible with Intel® 05B/05A/06 processors
Support Intel® next generation 45nm Multi-Core CPU
* The chipset officially supports the memory frequency up to DDR3 1066MHz/DDR2 800. Due to the tuning by ASUS exclusive technology, this motherboard natively supports up to DDR3 1333/DDR2 1066MHz. Please refer to or user manual for Memory QVL

Expansion Slots
2 x PCI-E x16 (blue @ x16 mode, black @ x4 or x1 mode)
Supports CrossFire Technology
1 x PCI-E x1
3 x PCI