Intel Core 2 Quad Q8400 (95W) – Yorkfield
- Socket: Intel Socket 775
- Foundry: Intel
- Process Size: 45 nm
- Transistors: 456 million
- Die Size: 2x 82 mm²
- Package: FC-LGA6
- tCaseMax: 71°C
- Market: Desktop
- Production Status: End-of-life
- Release Date: Apr 19th, 2009
- Part#: SLGT6
- # of Cores: 4
- # of Threads: 4
- SMP # CPUs: 1
- Integrated Graphics: On certain motherboards (Chipset feature)
- Frequency: 2.666 GHz
- Turbo Clock: N/A
- Base Clock: 333 MHz
- Multiplier: 8.0x
- Multiplier Unlocked: No
- Voltage: 1.11 V
- TDP: 95 W
- Codename: Yorkfield
- Generation: Core 2 Quad (Yorkfield)
- Memory Support: DDR1, DDR2, DDR3
- Memory Bus: Dual-channel
- ECC Memory: No
- PCI-Express: Gen 2
- Cache L1: 64 KB (per core)
- Cache L2: 4 MB (shared)
- Features
- MMX
- SSE
- SSE2
- SSE3
- SSE4.1
- EIST
- Intel 64
- iAMT2