Intel Core 2 Extreme QX9775 vs Intel Core 2 Quad Q8400
物理
| 插座 | Intel Socket 771 | Intel Socket 775 |
|---|---|---|
| 铸造厂 | Intel | Intel |
| 工艺尺寸 | 45 nm | 45 nm |
| 晶体管 | 820 million | 456 million |
| 模具尺寸 | 2x 107 mm² | 2x 82 mm² |
| 包 | FC-LGA6 | FC-LGA6 |
| tCaseMax | 63°C | 71°C |
性能
| 频率 | 3.2 GHz | 2.666 GHz |
|---|---|---|
| 涡轮时钟 | — | — |
| 基本时钟 | 400 MHz | 333 MHz |
| 乘数 | 8.0x | 8.0x |
| 乘数解锁 | Yes | No |
| 电压 | 1.35 V | 1.11 V |
| TDP | 150 W | 95 W |
建筑
| 市场 | Desktop | Desktop |
|---|---|---|
| 生产状况 | End-of-life | End-of-life |
| 发布日期 | Mar 24th, 2008 | Apr 19th, 2009 |
| 代码名称 | Yorkfield | Yorkfield |
| 代 | Core 2 Extreme | Core 2 Quad |
| 部分 | EU80574XL088N | SLGT6 |
| 内存支持 | DDR2 | DDR1, DDR2, DDR3 Dual-channel |
| ECC内存 | No | No |
| PCI Express | — | Gen 2 |
核心
| 核心数 | 4 | 4 |
|---|---|---|
| 线程数 | 4 | 4 |
| SMP # CPU | 1 | 1 |
| 集成显卡 | — | — |
快取
| 缓存 L1 | 64K (per core) | 64K (per core) |
|---|---|---|
| 缓存 L2 | 12MB (shared) | 4MB (shared) |
笔记
| 笔记 | Being an Extreme Edition processor, it features an unlocked FSB multiplier that allows users to set the multiplier value above its shipped value. Unlike the QX9770, this chip uses the LGA-771 socket and is only compatible with Intel D5400XS "Skulltrail", | — |
|---|
特征
| EIST | Yes | Yes |
|---|---|---|
| Intel 64 | Yes | Yes |
| MMX | Yes | Yes |
| SSE | Yes | Yes |
| SSE2 | Yes | Yes |
| SSE3 | Yes | Yes |
| SSE4.1 | Yes | Yes |
| SSSE3 | Yes | — |
| VT-x | Yes | — |
| iAMT2 | — | Yes |
