AMD Phenom II X2 550 vs AMD Phenom X3 8400
物理
| 插座 | AMD Socket AM3 | AMD Socket AM2+ |
|---|---|---|
| 工艺尺寸 | 45 nm | 65 nm |
| 晶体管 | 758 million | 450 million |
| 模具尺寸 | 258 mm² | 285 mm² |
| 包 | µPGA | µPGA |
性能
| 频率 | 3.1 GHz | 2.1 GHz |
|---|---|---|
| 涡轮时钟 | — | — |
| 基本时钟 | 200 MHz | 200 MHz |
| 乘数 | 15.5x | 10.5x |
| 乘数解锁 | No | No |
| 电压 | 1.4 V | 1.25 V |
| TDP | 80 W | 95 W |
建筑
| 市场 | Desktop | Desktop |
|---|---|---|
| 生产状况 | End-of-life | End-of-life |
| 发布日期 | Nov 4th, 2009 | Mar 27th, 2008 |
| 代码名称 | Callisto | Toliman |
| 代 | Phenom II X2 | Phenom X3 |
| 部分 | HDX550WFK2DGMHDX550WFGMBOX | HD8400WCJ3BGD |
| 内存支持 | DDR3 Dual-channel | unknown Dual-channel |
| ECC内存 | No | No |
| PCI Express | Gen 2 | Gen 2 |
核心
| 核心数 | 2 | 3 |
|---|---|---|
| 线程数 | 2 | 3 |
| SMP # CPU | 1 | 1 |
| 集成显卡 | — | — |
快取
| 缓存 L1 | 128K (per core) | 128K (per core) |
|---|---|---|
| 缓存 L2 | 512K (per core) | 512K (per core) |
| 缓存 L3 | 6MB (shared) | 2MB (shared) |
特征
| 3DNow! | Yes | Yes |
|---|---|---|
| AMD-V | Yes | Yes |
| AMD64 | Yes | Yes |
| CnQ | — | Yes |
| HT3.0 | — | Yes |
| MMX | Yes | Yes |
| NX bit | Yes | Yes |
| SSE | Yes | Yes |
| SSE2 | Yes | Yes |
| SSE3 | Yes | Yes |
| SSE4A | Yes | Yes |
笔记
| 笔记 | — | Processor with the older B2 revision and TLB Bug. |
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