插座 | Intel Socket 775 | Intel Socket 1366 |
---|---|---|
铸造厂 | Intel | Intel |
工艺尺寸 | 65 nm | 32 nm |
晶体管 | 582 million | 1,170 million |
模具尺寸 | 2x 143 mm² | 239 mm² |
包 | FC-LGA6 | FC-LGA10 |
tCaseMax | 64°C | — |
频率 | 2.666 GHz | 2.133 GHz |
---|---|---|
涡轮时钟 | — | — |
基本时钟 | 266 MHz | 133 MHz |
乘数 | 10.0x | 16.0x |
乘数解锁 | Yes | No |
电压 | 1.34 V | 1.35 V |
TDP | 130 W | 80 W |
市场 | Desktop | Server/Workstation |
---|---|---|
生产状况 | End-of-life | End-of-life |
发布日期 | Nov 1st, 2006 | Feb 14th, 2011 |
代码名称 | Kentsfield | Westmere-EP |
代 | Core 2 Extreme | Xeon |
部分 | SL9UL | SLC2N |
内存支持 | DDR1, DDR2, DDR3 Dual-channel | DDR3 Triple-channel |
ECC内存 | No | Yes |
PCI Express | Gen 2 | Gen 2 |
核心数 | 4 | 4 |
---|---|---|
线程数 | 4 | 4 |
SMP # CPU | 1 | 2 |
集成显卡 | — | — |
缓存 L1 | 64K (per core) | 64K (per core) |
---|---|---|
缓存 L2 | 8MB (shared) | 256K (per core) |
缓存 L3 | — | 8MB (shared) |
笔记 | This processor comes with an unlocked FSB multiplier, allowing users to set the multiplier value higher than shipped value, to facilitate better overclocking. It is branded under the Extreme Edition label. | — |
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4.8GT/s QPI | — | Yes |
---|---|---|
AES-NI | — | Yes |
EIST | Yes | Yes |
Intel 64 | Yes | Yes |
MMX | Yes | Yes |
SSE | Yes | Yes |
SSE2 | Yes | Yes |
SSE3 | Yes | Yes |
SSE4.2 | — | Yes |
SSSE3 | Yes | Yes |
TXT | — | Yes |
VT-x | Yes | Yes |
XD-Bit | — | Yes |
iAMT2 | Yes | — |