Whoever you bought the CPU from may have had it listed wrong because there are P4's with the same clock and FSB speed but have either 1mb or 512kb. The model you have is suppose to have 512 kb's according to the specs on this link
Whoever you bought the CPU from may have had it listed wrong because there are P4's with the same clock and FSB speed but have either 1mb or 512kb. The model you have is suppose to have 512 kb's according to the specs on this link