Four cores, eight threads, and Turbo Boost on Intel’s legendary X58 platform. The i7‑950 (SLBEN stepping D0) is a top‑tier upgrade for LGA 1366 workstations and enthusiast rigs that need more horsepower without moving to a new architecture.
| Spec | Detail |
|---|---|
| Intel Spec Code | SLBEN (stepping D0) |
| Processor Number | Core i7‑950 |
| Cores / Threads | 4 / 8 (Hyper‑Threading) |
| Base / Turbo Freq. | 3.06 GHz → 3.33 GHz |
| Smart Cache | 8 MB |
| QPI Speed | 4.8 GT/s |
| Memory Support | Triple‑channel DDR3‑800/1066/1333 |
| TDP | 130 W |
| Socket / Package | LGA 1366 (FC‑LGA8) |
| Instruction Set | 64‑bit • SSE4.2 • AVX (not supported) |
| Launch Date | Q3 2010 |
SLBEN • BX80601950 • BXC80601950 • AT80601002112AA
The list below is extensive but not exhaustive. BIOS support and proper power delivery are required — always confirm with the system vendor before installation.
✓ Dell: Studio XPS 435T/9000 • XPS 730x H2C • Alienware Area‑51 (ALX 2009)
✓ HP / Compaq: Pavilion Elite HPE‑180t, HPE‑190t (X58 boards)
✓ Gateway / Acer: FX6800‑xx series (Gateway) • Predator G7710
✓ ASUS: P6T • P6T Deluxe V2 • P6X58‑E PRO • Rampage II Extreme • Rampage III Extreme • Sabertooth X58 • Rampage II Gene
✓ Gigabyte: GA‑EX58‑UD3R • GA‑EX58‑UD5 • GA‑X58A‑UD3R/UD5/UD7 • GA‑X58‑USB3
✓ EVGA: X58 SLI E756 • X58 SLI LE E757 • X58 Classified E760/E770 • X58 FTW3 E768
✓ MSI: X58 Pro‑E • X58A‑GD45 • Big Bang XPower • X58M (micro‑ATX)
✓ ASRock: X58 Extreme • X58 Extreme3 • X58 Deluxe • X58 Extreme6
✓ Intel® Desktop Boards: DX58SO • DX58SO2 • DX58OG
✓ Other Enthusiast ITX / mATX: Zotac H55‑ITX (1366 version) • DFI LANParty JR X58‑T3H6 • Foxconn BloodRage GTI • Biostar TPower X58
Any X58 motherboard using Intel X58 + ICH10 R chipset with a BIOS that lists Westmere/Sandy Bridge‑EP microcode will accept the i7‑950.
