Topic summary
Intel chips
Extracted from the Wikipedia article List of Intel chipsets.
Pentium chipsets
While not an actual Intel chipset bug, the Mercury and Neptune chipsets could be found paired with RZ1000 and CMD640 IDE controllers with data corruption bugs. L2 caches are direct-mapped with SRAM tag RAM, write-back for 430FX, HX, VX, and TX. The ISA 82430 PCIset and EISA 82430 PCIset were available for USD $76 and USD $98 in 10,000-unit quantities respectfully.