AMD A8-4555M vs AMD Opteron X2 280
物理
| 插座 | AMD Socket FP2 | AMD Socket 940 |
|---|---|---|
| 工艺尺寸 | 32 nm | 90 nm |
| 晶体管 | 1,178 million | 233 million |
| 模具尺寸 | 246 mm² | unknown |
| 包 | µPGA | µPGA |
| tCaseMax | 100°C | — |
性能
| 频率 | 1600 MHz | 2.4 GHz |
|---|---|---|
| 涡轮时钟 | up to 2.4 GHz | — |
| 基本时钟 | 100 MHz | 200 MHz |
| 乘数 | 16.0x | 12.0x |
| 乘数解锁 | No | No |
| 电压 | 1.15 V | 1.35 V |
| TDP | 19 W | 95 W |
建筑
| 市场 | Mobile | Server/Workstation |
|---|---|---|
| 生产状况 | unknown | End-of-life |
| 发布日期 | Sep 27th, 2012 | Sep 26th, 2005 |
| 代码名称 | Trinity | Italy |
| 代 | A8 | Opteron X2 |
| 部分 | AM4555SHE44HJ | OSA280FAA6CB |
| 内存支持 | unknown Dual-channel | unknown Dual-channel |
| ECC内存 | No | No |
| PCI Express | — | Gen 2 |
核心
| 核心数 | 4 | 2 |
|---|---|---|
| 线程数 | 4 | 2 |
| SMP # CPU | 1 | 2 |
| 集成显卡 | Radeon HD 7600G | — |
快取
| 缓存 L1 | 192K | 128K |
|---|---|---|
| 缓存 L2 | 4MB (shared) | 1MB |
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). 497MHz integrated graphics base core frequency, 655MHz maximum dynamic core frequency | — |
|---|
特征
| 3DNow! | — | Yes |
|---|---|---|
| AES | Yes | — |
| AMD-V | Yes | — |
| AMD64 | Yes | Yes |
| AVX | Yes | — |
| CLMUL | Yes | — |
| CVT16 | Yes | — |
| EVP | Yes | — |
| F16C | Yes | — |
| FMA3 | Yes | — |
| FMA4 | Yes | — |
| MMX | Yes | Yes |
| SSE | Yes | Yes |
| SSE2 | Yes | Yes |
| SSE3 | Yes | Yes |
| SSE4.1 | Yes | — |
| SSE4.2 | Yes | — |
| SSE4A | Yes | — |
| SSSE3 | Yes | — |
| Turbo Core | Yes | — |
| XOP | Yes | — |
