Intel Xeon Processor 7130N - 3.16 GHz 667 MHz 2x1 MB L2 & 8 MB L3 Cache Upgrade (40K1261) supports internal processing speeds of 3.16 GHz and external processing operations to memory at 667 MHz. It contains an integrated, full-speed, 2 MB Level 2 cache and 8 MB Level 3 cache.