AMD Opteron X2 280 vs Intel Xeon E3-1220L
物理
| 插座 | AMD Socket 940 | Intel Socket 1155 |
|---|---|---|
| 工艺尺寸 | 90 nm | 32 nm |
| 晶体管 | 233 million | 504 million |
| 模具尺寸 | unknown | 131 mm² |
| 包 | µPGA | FC-LGA10 |
| 铸造厂 | — | Intel |
性能
| 频率 | 2.4 GHz | 2.2 GHz |
|---|---|---|
| 涡轮时钟 | — | up to 3.4 GHz |
| 基本时钟 | 200 MHz | 100 MHz |
| 乘数 | 12.0x | 22.0x |
| 乘数解锁 | No | No |
| 电压 | 1.35 V | — |
| TDP | 95 W | 20 W |
建筑
| 市场 | Server/Workstation | Server/Workstation |
|---|---|---|
| 生产状况 | End-of-life | End-of-life |
| 发布日期 | Sep 26th, 2005 | Apr 3rd, 2011 |
| 代码名称 | Italy | Sandy Bridge |
| 代 | Opteron X2 | Xeon E3 |
| 部分 | OSA280FAA6CB | SR070 |
| 内存支持 | unknown Dual-channel | DDR3 Dual-channel |
| ECC内存 | No | Yes |
| PCI Express | Gen 2 | Gen 3, 16 Lanes(CPU only) |
核心
| 核心数 | 2 | 2 |
|---|---|---|
| 线程数 | 2 | 4 |
| SMP # CPU | 2 | 1 |
| 集成显卡 | — | — |
快取
| 缓存 L1 | 128K | 64K (per core) |
|---|---|---|
| 缓存 L2 | 1MB | 256K (per core) |
| 缓存 L3 | — | 3MB (shared) |
特征
| 3DNow! | Yes | — |
|---|---|---|
| AES-NI | — | Yes |
| AMD64 | Yes | — |
| AVX | — | Yes |
| EIST | — | Yes |
| HTT | — | Yes |
| Intel 64 | — | Yes |
| MMX | Yes | Yes |
| SSE | Yes | Yes |
| SSE2 | Yes | Yes |
| SSE3 | Yes | Yes |
| SSE4.2 | — | Yes |
| SSSE3 | — | Yes |
| TXT | — | Yes |
| VT-d | — | Yes |
| VT-x | — | Yes |
| XD bit | — | Yes |
