Key facts
Production status: End-of-life
Release date: 2005-04-18
Cores / Threads: 2 / 4
Base clock: 3200 MHz
Turbo clock: -
TDP: -
Process: 90 nm
Codename: Smithfield
Generation: Pentium Extreme Edition (Smithfield)
All available specs
| Field | Value |
|---|---|
| name | Pentium Extreme Edition 840 |
| Socket | Intel Socket 775 |
| Foundry | Intel |
| Process Size | 90 nm |
| Transistors | 230 million |
| Die Size | 206 mm² |
| Package | FC-LGA4 |
| Market | Desktop |
| Production Status | End-of-life |
| Release Date | Apr 18th, 2005 |
| Part# | SL8FK |
| Frequency | 3.2 GHz |
| Base Clock | 200 MHz |
| Multiplier | 16.0x |
| Multiplier Unlocked | Yes |
| Voltage | 1.4 V |
| Codename | Smithfield |
| Generation | Pentium Extreme Edition (Smithfield) |
| Memory Support | DDR1, DDR2, DDR3 |
| ECC Memory | No |
| # of Cores | 2 |
| # of Threads | 4 |
| SMP # CPUs | 1 |
| Integrated Graphics | On certain motherboards (Chipset feature) |
| Cache L1 | 16 KB (per core) |
| Cache L2 | 1 MB (per core) |
| Features | MMX, SSE, SSE2, SSE3, HTT, Intel 64, XD bit, CMPXCH8B, CMPXCH16B |
| Notes | This processor comes with an unlocked FSB multiplier, allowing users to set the multiplier value higher than shipped value, to facilitate better overclocking. It is branded under the Extreme Edition label.*Officially unsupported chipsets. Third party support varies between motherboard models offered by vendors. |
| Memory Bus | Dual-channel |
| Launch Price | $999 |
| tCaseMax | 70°C |
| Chipsets | Intel 955X/975X, P/G/Q965, Bearlake(3x)*, Eaglelake(4x)*, nForce 4/500/600/700, VIA PT880 Pro/890/900, VIA P4M800/900, SiS 661FX, 656, 671, ATi RS600, RD600 |
| Max Power | 155 W |
| L1 Trace | 12K uops |