CPU

HPE Intel Pentium II processor - 400Mhz (Deschutes, 100MHz front side bus, 512KB Level-2 cache, SECC-2) - Includes heat sink

HPE Intel Pentium II processor - 300MHz (Klamath, 66MHz front side bus, 512KB Level-2 cache, Slot 1, ECC) - Includes heat sink and thermistor - ProSignia 200 6/300 only

HPE Intel Pentium 4 processor - 3.06GHz (Northwood, 533MHz front side bus, 512KB Level-2 cache, FC-PGA2, Socket 478) - Includes syringe with thermal grease, and an alcohol pad

Original DELL PROCESSOR, E52420V2, 2.2, 15M, IVY, S1

HPE Intel Xeon processor - 1.5GHz (Gallatin, 400MHz front side bus, 1MB ATC cache, 603-pin)- Includes clip and heatsink

HPE Intel Xeon processor - 2.0GHz (Gallatin, 400MHz front side bus, 2MB ATC cache, 603-pin) - Includes clip and heatsink