BLKD945PAWLK Intel D945pawlk MBTX Motherboard Socket 775 800MHz F Processor Class: Intel Pentium D Processor in an LGA775 socket with an 800 MHz system bus. Intel Pentium 4 Processor in an LGA775 socket with an 800 MHz system bus. Intel Celeron D Processor in an LGA775 socket with a 533 MHz system bus. Number of Processors Supported: 1. Chipset Used: Intel 945P.