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CPU-Z 1.46 report file
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| Number of processors | 1 |
| Number of cores | 4 per processor |
| Number of threads | 4 per processor |
| Name | Intel Core 2 Quad Q9550 |
| Code Name | Yorkfield |
| Specification | Intel(R) Core(TM)2 Quad CPU Q9550 @ 2.83GHz |
| Package | Socket 775 LGA |
| Family/Model/Stepping | 6.7.A |
| Extended Family/Model | 6.17 |
| Core Stepping | E0 |
| Technology | 45 nm |
| Core Speed | 2003.6 MHz |
| Multiplier x Bus speed | 6.0 x 333.9 MHz |
| Rated Bus speed | 1335.7 MHz |
| Stock frequency | 2833 MHz |
| Instruction sets | MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1, EM64T |
| L1 Data cache (per processor) | 4 x 32 KBytes, 8-way set associative, 64-byte line size |
| L1 Instruction cache (per processor) | 4 x 32 KBytes, 8-way set associative, 64-byte line size |
| L2 cache (per processor) | 2 x 6144 KBytes, 24-way set associative, 64-byte line size |
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| Northbridge | Intel P35/G33/G31 rev. A2 |
| Southbridge | Intel 82801IB (ICH9) rev. 02 |
| Graphic Interface | PCI-Express |
| PCI-E Link Width | x16 |
| PCI-E Max Link Width | x16 |
| Memory Type | DDR2 |
| Memory Size | 4096 MBytes |
| Memory Frequency | 400.7 MHz (5:6) |
| CAS# Latency (tCL) | 5.0 clocks |
| RAS# to CAS# (tRCD) | 5 clocks |
| RAS# Precharge (tRP) | 5 clocks |
| Cycle Time (tRAS) | 18 clocks |
| Command Rate (CR) | 2T |
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| System Manufacturer | System manufacturer |
| System Name | P5K |
| System S/N | System Serial Number |
| Mainboard Vendor | ASUSTeK Computer INC. |
| Mainboard Model | P5K |
| BIOS Vendor | American Megatrends Inc. |
| BIOS Version | 1201 |
| BIOS Date | 10/14/2008 |
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| Module 1 | DDR2, PC2-6400 (400 MHz), 2048 MBytes, Corsair |
| Module 2 | DDR2, PC2-6400 (400 MHz), 2048 MBytes, Corsair |
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| Windows Version | Microsoft Windows Vista (6.1) Home Premium Edition (Build 7600) |
| DirectX Version | 10.0 |
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