いつのまにか925Xが出てました。しらんかったよ。

800-MHz FSB enables support for today's highest-performing Intel Pentium 4 processors.

Optimized for the Intel Pentium 4 Processor supporting HT Technology to enable improved system performance and responsiveness.

Enhanced performance architecture, with 800-MHz system bus processors and DDR2 memory, optimizes data transfers between the processor and system memory.

Intel® Extended Memory 64 Technology (Intel® EM64T) provides workstation application flexibility for future 64-bit code and access to large amounts of memory while running existing 32-bit applications.

Flexible memory support, with dual-channel DDR2 533/DDR2 400 memory, providing up to 8.53 GB/s memory bandwidth, in configurations up to a maximum of 4 GB of Random Access Memory (RAM).

PCI Express delivers up to 4 GB/s per direction for graphics bandwidth and up to 500 MB/s concurrent data transfers for I/O to support the most demanding applications.

Intel Matrix Storage Technology, with integrated Raid 0 and Raid 1 capabilities using the latest SATA interface, for accelerated disk I/O performance.

Intel HD Audio technology's eight independent DMA audio engines can enable multiple separate, simultaneous audio streams.