AMD Opteron 840 vs AMD Phenom II X6 1055T (125W)
物理
| 插座 | AMD Socket 940 | AMD Socket AM3 |
|---|---|---|
| 工艺尺寸 | 130 nm | 45 nm |
| 晶体管 | 106 million | 904 million |
| 模具尺寸 | 193 mm² | 346 mm² |
| 包 | µPGA | µPGA |
性能
| 频率 | 1400 MHz | 2.8 GHz |
|---|---|---|
| 涡轮时钟 | — | up to 3.3 GHz |
| 基本时钟 | 200 MHz | 200 MHz |
| 乘数 | 7.0x | 14.0x |
| 乘数解锁 | No | No |
| 电压 | 1.5 V | 1.4 V |
| TDP | 82 W | 125 W |
建筑
| 市场 | Server/Workstation | Desktop |
|---|---|---|
| 生产状况 | End-of-life | End-of-life |
| 发布日期 | May 18th, 2004 | Apr 27th, 2010 |
| 代码名称 | SledgeHammer | Thuban |
| 代 | Opteron | Phenom II X6 |
| 部分 | OSA840CEP5AV | HDT55TFBK6DGRHDT55TFBGRBOX |
| 内存支持 | unknown Dual-channel | DDR3 Dual-channel |
| ECC内存 | No | No |
| PCI Express | Gen 2 | Gen 2 |
核心
| 核心数 | 1 | 6 |
|---|---|---|
| 线程数 | 1 | 6 |
| SMP # CPU | 1 | 1 |
| 集成显卡 | — | — |
快取
| 缓存 L1 | 128K | 128K (per core) |
|---|---|---|
| 缓存 L2 | 1MB | 512K (per core) |
| 缓存 L3 | — | 6MB (shared) |
特征
| 3DNow! | Yes | Yes |
|---|---|---|
| AMD-V | — | Yes |
| AMD64 | Yes | Yes |
| MMX | Yes | Yes |
| NX bit | — | Yes |
| SSE | Yes | Yes |
| SSE2 | Yes | Yes |
| SSE3 | — | Yes |
| SSE4A | — | Yes |
| Turbo Core | — | Yes |
