AMD Athlon II X2 245 vs Intel Core 2 Extreme QX9770
物理
| 插座 | AMD Socket AM3 | Intel Socket 775 |
|---|---|---|
| 工艺尺寸 | 45 nm | 45 nm |
| 晶体管 | 410 million | 820 million |
| 模具尺寸 | 117 mm² | 2x 107 mm² |
| 包 | µPGA | FC-LGA4 |
| 铸造厂 | — | Intel |
| tCaseMax | — | 55°C |
性能
| 频率 | 2.9 GHz | 3.2 GHz |
|---|---|---|
| 涡轮时钟 | — | — |
| 基本时钟 | 200 MHz | 400 MHz |
| 乘数 | 14.5x | 8.0x |
| 乘数解锁 | No | Yes |
| 电压 | 1.25 V | 1.35 V |
| TDP | 65 W | 136 W |
建筑
| 市场 | Desktop | Desktop |
|---|---|---|
| 生产状况 | End-of-life | End-of-life |
| 发布日期 | Jul 23rd, 2009 | Mar 24th, 2008 |
| 代码名称 | Regor | Yorkfield |
| 代 | Athlon II X2 | Core 2 Extreme |
| 部分 | ADX245OCK23GQ | SLAWM |
| 内存支持 | DDR3 Dual-channel | DDR1, DDR2, DDR3 Dual-channel |
| ECC内存 | No | No |
| PCI Express | Gen 2 | Gen 2 |
核心
| 核心数 | 2 | 4 |
|---|---|---|
| 线程数 | 2 | 4 |
| SMP # CPU | 1 | 1 |
| 集成显卡 | — | — |
快取
| 缓存 L1 | 256K | 64K (per core) |
|---|---|---|
| 缓存 L2 | 2MB | 12MB (shared) |
特征
| 3DNow! | Yes | — |
|---|---|---|
| AMD-V | Yes | — |
| AMD64 | Yes | — |
| EIST | — | Yes |
| Intel 64 | — | Yes |
| MMX | Yes | Yes |
| NX bit | Yes | — |
| SSE | Yes | Yes |
| SSE2 | Yes | Yes |
| SSE3 | Yes | Yes |
| SSE4.1 | — | Yes |
| SSE4A | Yes | — |
| SSSE3 | — | Yes |
| VT-x | — | Yes |
笔记
| 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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