The Strongest Expandability and Best Features for E7520/Dual-Nocona Platform - Processor: Dual Intel® Xeon™ with 800MHz FSB up to 3.6GHz+- Chipset: Intel® Lindenhurst MCH + Intel® ICH5R- Memory: Dual Channel DDR2 400, ECC Registered, maximum up to 16GB Capacity - Expansion: 4 (PCI-X 64-bit/133MHz ) - On-Board Lan: 2 x Broadcom®BCM5721 PCI-Express Gigabit controller- Board Size: 12" x 13", E-ATX Shop Modal header The Strongest Expandability and Best Features for E7520/Dual-Nocona PlatformBased on the Intel® E7520 chipset, this new Intel Xeon server platform feature an 800MHz front-side bus and built-in 1M L2 Cache, providing powerful computing ability. Along with DDR2 400, the bandwidth between memory and Northbridge will better transferring data.