AMD A8-3870K vs Intel Core i5-2500K
物理
| 插座 | AMD Socket FM1 | Intel Socket 1155 |
|---|---|---|
| 工艺尺寸 | 32 nm | 32 nm |
| 晶体管 | 1,178 million | 1,160 million |
| 模具尺寸 | 228 mm² | 216 mm² |
| 包 | µPGA | FC-LGA10 |
| 铸造厂 | — | Intel |
性能
| 频率 | 3 GHz | 3.3 GHz |
|---|---|---|
| 涡轮时钟 | — | up to 3.7 GHz |
| 基本时钟 | 100 MHz | 100 MHz |
| 乘数 | 30.0x | 33.0x |
| 乘数解锁 | Yes | Yes |
| 电压 | 1.4125 V | — |
| TDP | 100 W | 95 W |
建筑
| 市场 | Desktop | Desktop |
|---|---|---|
| 生产状况 | End-of-life | End-of-life |
| 发布日期 | Dec 20th, 2011 | Jan 9th, 2011 |
| 代码名称 | Llano | Sandy Bridge |
| 代 | A8 | Core i5 |
| 部分 | AD3870WNZ43GXAD3870WNGXBOX | SR008 |
| 内存支持 | DDR3 Dual-channel | DDR3 Dual-channel |
| ECC内存 | No | No |
| PCI Express | — | Gen 3, 16 Lanes(CPU only) |
核心
| 核心数 | 4 | 4 |
|---|---|---|
| 线程数 | 4 | 4 |
| SMP # CPU | 1 | 1 |
| 集成显卡 | Radeon HD 6550D | Intel HD 3000 |
快取
| 缓存 L1 | 128K (per core) | 64K (per core) |
|---|---|---|
| 缓存 L2 | 1MB (per core) | 256K (per core) |
| 缓存 L3 | — | 6MB (shared) |
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. | This processor comes with an unlocked BCLK multiplier, allowing users to set the multiplier value higher than shipped value, to facilitate better overclocking. |
|---|
特征
| 3DNow! | Yes | — |
|---|---|---|
| AES-NI | — | Yes |
| AMD-V | Yes | — |
| AMD64 | Yes | — |
| AVX | — | Yes |
| CnQ | Yes | — |
| EIST | — | Yes |
| Intel 64 | — | Yes |
| MMX | Yes | Yes |
| NX bit | Yes | — |
| SSE | Yes | Yes |
| SSE2 | Yes | Yes |
| SSE3 | Yes | Yes |
| SSE4.2 | — | Yes |
| SSE4A | Yes | — |
| SSSE3 | — | Yes |
| VT-x | — | Yes |
| XD bit | — | Yes |
