| General information |
| Type | CPU / Microprocessor |
| Family | Intel Core 2 Quad |
| Model number ? | Q8400 |
| CPU part number | AT80580PJ0674ML (SLGT6) |
| Box part numbers | BX80580Q8400 (SLGT6)
BXC80580Q8400 (SLGT6) |
| Frequency (MHz) ? | 2667 |
| Bus speed (MHz) ? | 1333 |
| Clock multiplier ? | 8 |
| Package | 775-land Flip-Chip Land Grid Array (FC-LGA8)
1.48" x 1.48" (3.75 cm x 3.75 cm) |
| Socket | Socket 775 (LGA775) |
| Introduction date | Apr 19, 2009 |
| Price at introduction | $183 |
| |
| Architecture / Microarchitecture |
| Processor core | Yorkfield |
| Core stepping | R0 (SLGT6) |
| Manufacturing process | 0.045 micron |
| Data width | 64 bit |
| Number of cores | 4 |
| Floating Point Unit | Integrated |
| Level 1 cache size ? | 4 x 32 KB instruction caches
4 x 32 KB data caches |
| Level 2 cache size ? | 2 x 2 MB 12-way set associative caches (each L2 cache is shared between 2 cores) |
| Features | - MMX instruction set
- SSE
- SSE2
- SSE3
- Supplemental SSE3
- SSE4.1 ?
- EM64T technology ?
- Execute Disable Bit technology ?
- Virtualization Technology
|
| Low power features | - Enhanced SpeedStep technology ?
- Stop Grant state ?
- Halt state
- Extended Halt state
- Extended Stop Grant State
- Sleep state ?
- Deep Sleep state ?
- Deeper Sleep state ?
|
| |
| Electrical/Thermal parameters |
| V core (V) ? | 0.85 - 1.3625 |
| Minimum/Maximum operating temperature (°C) ? | 5 - 71.4 |
| Thermal Design Power (W) ? | 95 |
| |
| Notes on Intel AT80580PJ0674ML |
- Binary compatible with 32-bit x86 software
- Bus frequency is 333 MHz. Because the processor uses Quad Data Rate bus the effective bus speed is 1333 MHz
- Part AT80580PJ0674ML is manufactured in halide-free package
- BXC80580Q8400 is a Chinese version
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