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Quad-Core Processors Compared
Quad-Core Processors Compared
Processor Name | AMD Phenom X4 | Core 2 Extreme / Quad (45nm) | Core 2 Extreme / Quad (65nm) |
---|---|---|---|
Processor Model | 9850 'Black Edition', 9750, 9650, 9550 | QX9650, Q9550, Q9450, Q9300 | QX6850, Q6700, Q6600 |
Processor Frequency | 2.5GHz, 2.4GHz, 2.3GHz, 2.2GHz | 3.0GHz, 2.83GHz, 2.66GHz, 2.50GHz | 3.0GHz, 2.67GHz, 2.40GHz |
No. of Cores | 4 | 4 | 4 |
Front Side Bus (MHz) | - | 1333 | 1333 / 1066 |
HyperTransport Bus | 2.0GHz (9850 only), 1.8GHz | - | - |
L1 Cache (data + instruction) | (64KB + 64KB) x 4 | (32KB + 32KB) x 4 | (32KB + 32KB) x 4 |
L2 Cache | 512KB x 4 | 6MB x 2, 3MB x 2 (Q9300 only) | 4MB x 2 |
L3 Cache | 2MB | - | - |
Memory Controller | Integrated Dual Channel (up to DDR2-1066) | External - Chipset Dependent | External - Chipset Dependent |
TDP (W) | 95 - 125 | 95 - 130 | 95 - 130 |
Instruction Set Support | MMX, SSE, SSE2, SSE3, SSE4a | MMX, SSE, SSE2, SSE3, SSSE3, SSSE4.1 | MMX, SSE, SSE2, SSE3, SSSE3 |
Execute Disable Bit | Yes | Yes | Yes |
Intel EM64T / AMD64 | Yes | Yes | Yes |
Enhanced Intel SpeedStep Technology (EIST) / AMD Cool 'n' Quiet | Yes | Yes | Yes |
Virtualization Technology | Yes | Yes (Enhanced) | Yes |
Packaging | AM2+ | LGA775 | LGA775 |
Process Technology | 65nm SOI | 45nm | 65nm |
Processor Codename | Windsor | Yorkfield | Kentsfield |
Die Size | 285mm² | 214mm² | 286mm² |
No. of Transistors | 450 million | 820 million | 582 million |
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