| Part Number | Frequency | Features | BIOS | PCB | Notes |
| Intel Celeron |
RK80531RC029128 BX80531P170G128 | 1.7 GHz | 128K, 400, Socket 478 | 030522s | V3.1 | |
BX80531P170G128 RK80531RC029128 | 1.7 GHz | 128K, Socket 478 | 030522s | V3.1 | |
RK80531RC033128 BX80531P180G128 RK80532RC033128 BX80532RC1800B | 1.8 GHz | 128K, 400, Socket 478 | 030522s | V3.1 | |
BX80531P180G128 BX80532RC1800B RK80531RC033128 RK80532RC033128 | 1.8 GHz | 128K, Socket 478 | 030522s | V3.1 | |
RK80531RC037128 BX80531P190G128 | 1.9 GHz | 128K, 400, Socket 478 | 030522s | V3.1 | |
BX80531P190G128 RK80531RC037128 | 1.9 GHz | 128K, Socket 478 | 030522s | V3.1 | |
RK80531RC041128 BX80531P200G128 RK80532RC041128 BX80532RC2000B | 2.0 GHz | 128K, 400, Socket 478 | 030522s | V3.1 | |
BX80531P200G128 BX80532RC2000B RK80531RC041128 RK80532RC041128 | 2.0 GHz | 128K, Socket 478 | 030522s | V3.1 | |
RK80532RC045128 BX80532RC2100B | 2.1 GHz | 128K, 400, Socket 478 | 030522s | V3.1 | |
BX80532RC2100B RK80532RC045128 | 2.1 GHz | 128K, Socket 478 | 030522s | V3.1 | |
RK80532RC049128 BX80532RC2200B | 2.2 GHz | 128K, 400, Socket 478 | 030522s | V3.1 | |
BX80532RC2200B RK80532RC049128 | 2.2 GHz | 128K, Socket 478 | 030522s | V3.1 | |
RK80532RC052128 BX80532RC2300B | 2.3 GHz | 128K, 400, Socket 478 | 030522s | V3.1 | |
BX80532RC2300B RK80532RC052128 | 2.3 GHz | 128K, Socket 478 | 030522s | V3.1 | |
RK80532RC056128 BX80532RC2400B | 2.4 GHz | 128K, 400, Socket 478 | 030522s | V3.1 | |
BX80532RC2400B RK80532RC056128 | 2.4 GHz | 128K, Socket 478 | 030522s | V3.1 | |
RK80532RC060128 BX80532RC2500B | 2.5 GHz | 128K, 400, Socket 478 | 030522s | V3.1 | |
BX80532RC2500B RK80532RC060128 | 2.5 GHz | 128K, Socket 478 | 030522s | V3.1 | |
RK80532RC064128 BX80532RC2600B | 2.6 GHz | 128K, 400, Socket 478 | 030522s | V3.1 | |
BX80532RC2600B RK80532RC064128 | 2.6 GHz | 128K, Socket 478 | 030522s | V3.1 | |
RK80532RC068128 BX80532RC2700B | 2.7 GHz | 128K, 400, Socket 478 | 030522s | V3.1 | |
BX80532RC2700B RK80532RC068128 | 2.7 GHz | 128K, Socket 478 | 030522s | V3.1 | |
RK80532RC072128 BX80532RC2800B | 2.8 GHz | 128K, 400, Socket 478 | 030522s | V3.1 | |
BX80532RC2800B RK80532RC072128 | 2.8 GHz | 128K, Socket 478 | 030522s | V3.1 | |
| Intel Pentium 4 |
RK80531PC017G0K BX80531NK140G | 1.4 GHz | 256K, 400, Socket 478, Willamette | 030522s | V3.1 | |
BX80531NK140G RK80531PC017G0K | 1.4 GHz | 256K, Socket 478, Willamette | 030522s | V3.1 | |
RK80531PC021G0K BX80531NK150G | 1.5 GHz | 256K, 400, Socket 478, Willamette | 030522s | V3.1 | |
BX80531NK150G RK80531PC021G0K | 1.5 GHz | 256K, Socket 478, Willamette | 030522s | V3.1 | |
RK80531PC025G0K BX80531NK160G | 1.6 GHz | 256K, 400, Socket 478, Willamette | 030522s | V3.1 | |
BX80531NK160G RK80531PC025G0K | 1.6 GHz | 256K, Socket 478, Willamette | 030522s | V3.1 | |
RK80532PC025512 BX80532PC1600D | 1.6A GHz | 512K, 400, Socket 478, Northwood | 030522s | V3.1 | |
| | 1.6A GHz | 512K, Socket 478, Northwood | 030522s | V3.1 | |
RK80531PC029G0K BX80531NK170G | 1.7 GHz | 256K, 400, Socket 478, Willamette | 030522s | V3.1 | |
BX80531NK170G RK80531PC029G0K | 1.7 GHz | 256K, Socket 478, Willamette | 030522s | V3.1 | |
RK80531PC033G0K BX80531NK180G | 1.8 GHz | 256K, 400, Socket 478, Willamette | 030522s | V3.1 | |
BX80531NK180G RK80531PC033G0K | 1.8 GHz | 256K, Socket 478, Willamette | 030522s | V3.1 | |
RK80532PC033512 BX80532PC1800D | 1.8A GHz | 512K, 400, Socket 478, Northwood | 030522s | V3.1 | |
| | 1.8A GHz | 512K, Socket 478, Northwood | 030522s | V3.1 | |
RK80531PC037G0K BX80531NK190G | 1.9 GHz | 256K, 400, Socket 478, Willamette | 030522s | V3.1 | |
BX80531NK190G RK80531PC037G0K | 1.9 GHz | 256K, Socket 478, Willamette | 030522s | V3.1 | |
RK80531PC041G0K BX80531NK200G | 2.0 GHz | 256K, 400, Socket 478, Willamette | 030522s | V3.1 | |
BX80531NK200G RK80531PC041G0K | 2.0 GHz | 256K, Socket 478, Willamette | 030522s | V3.1 | |
RK80532PC041512 BX80532PC2000D | 2.0A GHz | 512K, 400, Socket 478, Northwood | 030522s | V3.1 | |
| | 2.0A GHz | 512K, Socket 478, Northwood | 030522s | V3.1 | |
RK80532PC049512 BX80532PC2200D | 2.2 GHz | 512K, 400, Socket 478, Northwood | 030522s | V3.1 | |
BX80532PC2200D RK80532PC049512 | 2.2 GHz | 512K, Socket 478, Northwood | 030522s | V3.1 | |
RK80532PE051512 BX80532PE2266D | 2.26 GHz | 512K, 533, Socket 478, Northwood | 030522s | V3.1 | |
BX80532PE2266D RK80532PE051512 | 2.26 GHz | 512K, Socket 478, Northwood | 030522s | V3.1 | |
RK80532PC056512 BX80532PC2400D | 2.4 GHz | 512K, 400, Socket 478, Northwood | 030522s | V3.1 | |
RK80532PE056512 BX80532PE2400D | 2.4 GHz | 512K, 533, Socket 478, Northwood | 030522s | V3.1 | |
BX80532PC2400D BX80532PE2400D BX80532PG2400D RK80532PC056512 RK80532PE056512 RK80532PG056512 | 2.4 GHz | 512K, Socket 478, Northwood | 030522s | V3.1 | |
RK80532PC060512 BX80532PC2500D | 2.5 GHz | 512K, 400, Socket 478, Northwood | 030522s | V3.1 | |
BX80532PC2500D RK80532PC060512 | 2.5 GHz | 512K, Socket 478, Northwood | 030522s | V3.1 | |
RK80532PE061512 BX80532PE2533D | 2.53 GHz | 512K, 533, Socket 478, Northwood | 030522s | V3.1 | |
BX80532PE2533D RK80532PE061512 | 2.53 GHz | 512K, Socket 478, Northwood | 030522s | V3.1 | |
RK80532PC064512 BX80532PC2600D | 2.6 GHz | 512K, 400, Socket 478, Northwood | 030522s | V3.1 | |
BX80532PC2600D BX80532PG2600D RK80532PC064512 RK80532PG064512 | 2.6 GHz | 512K, Socket 478, Northwood | 030522s | V3.1 | |
RK80532PE067512 BX80532PE2667D | 2.66 GHz | 512K, 533, Socket 478, Northwood | 030522s | V3.1 | |
BX80532PE2667D RK80532PE067512 | 2.66 GHz | 512K, Socket 478, Northwood | 030522s | V3.1 | |
RK80532PE072512 BX80532PE2800D | 2.8 GHz | 512K, 533, Socket 478, Northwood | 030522s | V3.1 | |
BX80532PE2800D BX80532PG2800D RK80532PC072512 RK80532PE072512 RK80532PG072512 | 2.8 GHz | 512K, Socket 478, Northwood | 030522s | V3.1 | |
RK80532PE083512 BX80532PE3066D | 3.06 GHz | 512K, 533, Socket 478, HT, Northwood | 030522s | V3.1 | |
BX80532PE3066D RK80532PE083512 | 3.06 GHz | 512K, Socket 478, HT, Northwood | 030522s | V3.1 | |
When part numbers are not supplied by motherboard manufacturers,
we use best guess approach to determine part numbers based on CPU model,
frequency and features. In some cases our guess may be incorrect or incomplete.
Please always verify part numbers before committing to buying the CPU.