AMD Opteron X2 270 HE vs AMD Phenom II X2 555 BE
物理
| 插座 | AMD Socket 940 | AMD Socket AM3 |
|---|---|---|
| 工艺尺寸 | 90 nm | 45 nm |
| 晶体管 | 233 million | 758 million |
| 模具尺寸 | unknown | 258 mm² |
| 包 | µPGA | µPGA |
性能
| 频率 | 2000 MHz | 3.2 GHz |
|---|---|---|
| 涡轮时钟 | — | — |
| 基本时钟 | 200 MHz | 200 MHz |
| 乘数 | 10.0x | 16.0x |
| 乘数解锁 | No | Yes |
| 电压 | 1.35 V | 1.4 V |
| TDP | 55 W | 80 W |
建筑
| 市场 | Server/Workstation | Desktop |
|---|---|---|
| 生产状况 | End-of-life | End-of-life |
| 发布日期 | Dec 1st, 2005 | Jan 25th, 2010 |
| 代码名称 | Italy | Callisto |
| 代 | Opteron X2 | Phenom II X2 |
| 部分 | OSK270FAA6CB | HDZ555WFK2DGMHDZ555WFGMBOX |
| 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 | 2 | 2 |
|---|---|---|
| 线程数 | 2 | 2 |
| SMP # CPU | 2 | 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 | Yes |
| SSE4A | — | Yes |
笔记
| 笔记 | — | This processor comes with an unlocked base clock multiplier, allowing users to set the multiplier value higher than shipped value, to facilitate better overclocking. It is branded under the Black Edition label. |
|---|
