AMD Athlon II X4 645 vs AMD FX-8320E
物理
| 插座 | AMD Socket AM3 | AMD Socket AM3+ |
|---|---|---|
| 工艺尺寸 | 45 nm | 32 nm |
| 晶体管 | 300 million | 1,200 million |
| 模具尺寸 | 169 mm² | 315 mm² |
| 包 | µPGA | µPGA |
性能
| 频率 | 3.1 GHz | 3.2 GHz |
|---|---|---|
| 涡轮时钟 | — | up to 4 GHz |
| 基本时钟 | 200 MHz | 200 MHz |
| 乘数 | 15.5x | 16.0x |
| 乘数解锁 | No | Yes |
| 电压 | 1.4 V | 1.425 V |
| TDP | 95 W | 95 W |
建筑
| 市场 | Desktop | Desktop |
|---|---|---|
| 生产状况 | End-of-life | Active |
| 发布日期 | Sep 21st, 2010 | Sep 2nd, 2014 |
| 代码名称 | Propus | Vishera |
| 代 | Athlon II X4 | FX |
| 部分 | ADX645WFK42GMADX645WFGMBOX | FD832EWMW8KHKFD832EWMHKBOX |
| 内存支持 | DDR3 Dual-channel | DDR3 Dual-channel |
| ECC内存 | No | No |
| PCI Express | Gen 2 | Gen 2 |
核心
| 核心数 | 4 | 8 |
|---|---|---|
| 线程数 | 4 | 8 |
| SMP # CPU | 1 | 1 |
| 集成显卡 | — | — |
快取
| 缓存 L1 | 128K (per core) | 384K |
|---|---|---|
| 缓存 L2 | 512K (per core) | 8MB |
| 缓存 L3 | — | 8MB (shared) |
特征
| 3DNow! | Yes | — |
|---|---|---|
| AES | — | Yes |
| AMD-V | Yes | Yes |
| AMD64 | Yes | Yes |
| AVX | — | Yes |
| CLMUL | — | Yes |
| CVT16 | — | Yes |
| EVP | — | Yes |
| FMA4 | — | Yes |
| HT3.1 | — | Yes |
| MMX | Yes | Yes |
| NX bit | Yes | — |
| SSE | Yes | Yes |
| SSE2 | Yes | Yes |
| SSE3 | Yes | Yes |
| SSE4.1 | — | Yes |
| SSE4.2 | — | Yes |
| SSE4A | Yes | Yes |
| SSSE3 | — | Yes |
| Turbo Core | — | Yes |
| XOP | — | Yes |
笔记
| 笔记 | — | 16KB L1 data cache per core. 64KB L1 instruction cache shared per two cores (per module). 2MB L2 cache shared per two cores (per module). This processor comes with an unlocked multiplier, allowing users to set the multiplier value higher than the shipped |
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