Key facts
Production status: End-of-life
Release date: 2009-06-02
Cores / Threads: 4 / 8
Base clock: 3333 MHz
Turbo clock: 3600 MHz
TDP: 130 W
Process: 45 nm
Codename: Bloomfield
Generation: Core i7 Extreme (Bloomfield)
All available specs
| Field | Value |
|---|---|
| name | Core i7-975 |
| Socket | Intel Socket 1366 |
| Foundry | Intel |
| Process Size | 45 nm |
| Transistors | 731 million |
| Die Size | 263 mm² |
| Package | FC-LGA8 |
| Market | Desktop |
| Production Status | End-of-life |
| Release Date | Jun 2nd, 2009 |
| Part# | SLBEQ |
| Frequency | 3.333 GHz |
| Turbo Clock | up to 3.6 GHz |
| Base Clock | 133 MHz |
| Multiplier | 25.0x |
| Multiplier Unlocked | Yes |
| Voltage | 1.375 V |
| Codename | Bloomfield |
| Generation | Core i7 Extreme (Bloomfield) |
| Memory Support | DDR3 |
| ECC Memory | No |
| # of Cores | 4 |
| # of Threads | 8 |
| SMP # CPUs | 1 |
| Cache L1 | 64 KB (per core) |
| Cache L2 | 256 KB (per core) |
| Features | MMX, SSE, SSE2, SSE3, SSE4.2, Intel 64, SMT, EIST, XD-Bit, HTT, VT-x, TXT, TBT 1.0 |
| 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. |
| Rated Speed | 1066 MT/s |
| Memory Bus | Triple-channel |
| Memory Bandwidth | 25.6 GB/s |
| Launch Price | $1,059 |
| PCI-Express | Gen 2 |
| Cache L3 | 8 MB (shared) |
| tCaseMax | 68°C |
| Bundled Cooler | Yes |
| Chipset | X58 |
| Bus Speed | 6.4 GT/s |
| Benchmark rank | 1664 |
| Benchmark samples | 375 |
| Benchmark price | 458.1 |
| Benchmark category | Desktop |
| Benchmark socket | LGA1366 |
| Benchmark date | 2009-06-01 |
| Benchmark TDP (W) | 130 |
| Benchmark base (MHz) | 3330 |
| Benchmark turbo (MHz) | 3600 |
| Benchmark cores | 4 |
| Benchmark threads per core | 2 |
| Benchmark threads | 8 |