TPU reports Intel has begun sampling the Xeon X5690, the fastest six-core processor yet:
he X5690 is a dual-socket ready LGA1366 processor based on the 32 nm Westmere-EP silicon. It carries a nominal clock-speed of 3.46 GHz (26.0 x 133 MHz), with a Turbo Boost speed of 3.60 GHz (27.0 x 133 MHz). It features a QuickPath Interconnect speed of 6.4 GT/s, and supports triple-channel registered DDR3 memory with its integrated memory controller. Cache levels include 256 KB L2 cache per core, and 12 MB shared L3 cache.
The processor is compatible with most server boards based on the Intel 5500 and 5520 chipsets with BIOS updates.