used Intel Pentium 4 cpu 640 1.3.2GHz 800MHz 2MB LGA775 2. Used CPU.100% test 3. lga775 cpu 4. Original brand Pentium 4 CPU 1P4 (520)samtech.net.cn(2.80GHz 1M,800MHz,775pin,90nm)2P4 (524)(3.06GHz 1M,533MHz,775pin,90nm)3P4 (530)(3.0GHz 1M,800MHz,775pin,90nm)4P4 (531)samtech.net.cn(3.0GHz 1M,800MHz,775pin,90nm)5P4 (540)(3.2GHz 1M,800MHz,775pin,90nm)6P4 (541)(3.2GHz 1M,800MHz,775pin,90nm)7P4 (550) ...