
75MHz Intel 486DX4 System Board Upgrade / Replacement for all 50MHz and 75MHz ThinkPad 701C/CS models
Speed up your 50MHz 701C/CS system to run Windows 95/98/Me, OS/2, Linux, etc. Latest issue original 75MHz board - this has IBM's latest BIOS factory installed. Works with all existing accessories, memory, software, etc. Supports built-in modem (standard in US/Canada, but was missing in Europe/Japan) 8MB on-board RAM, fully supported by IBM's latest 701 BIOS (installed). Supports hard drives up to 8GB. Fully integrated 16KB write-through cache for improved performance. Intel chip is correctly identified as a 75MHz 486DX4-75 in setup. Fits into system just like the standard 50MHz unit - but runs 50% faster. Brand New factory sealed IBM manufactured product. Limited quantity available - these are the last ones anywhere. Thank you for your interest! SKU 77701 No extra shipping for any quantity