In conjunction with the Core i7, Intel is also releasing the new X58 chipset. Among other things, since Nehalem processors have integrated memory controllers, the X58 does not have a memory interface.

The lowest power band in Intel's new Xeon 5500 series is 38 watts for an embedded processer, the dual-core 2.0GHz Xeon L5508, and 60 watts for three other new quad-core Nehalem-based chips ...