AMD A6-3420M vs AMD EPYC Embedded 3251
物理
| 插座 | AMD Socket FS1 | AMD BGA SP4r2 |
|---|---|---|
| 工艺尺寸 | 32 nm | 14 nm |
| 晶体管 | 1,178 million | 4,800 million |
| 模具尺寸 | 228 mm² | 213 mm² |
| 包 | µPGA | FC-BGASP4r2 |
| 铸造厂 | — | GlobalFoundries |
| tCaseMax | — | 105°C |
性能
| 频率 | 1500 MHz | 2.5 GHz |
|---|---|---|
| 涡轮时钟 | up to 2.4 GHz | up to 3.1 GHz |
| 基本时钟 | 100 MHz | 100 MHz |
| 乘数 | 15.0x | 25.0x |
| 乘数解锁 | No | Yes |
| 电压 | 1.4125 V | — |
| TDP | 35 W | 50 W |
建筑
| 市场 | Mobile | Server/Workstation |
|---|---|---|
| 生产状况 | End-of-life | Active |
| 发布日期 | Dec 20th, 2011 | Feb 21st, 2018 |
| 代码名称 | Llano | Zen |
| 代 | A6 | EPYC Embedded |
| 部分 | AM3420DDX43GX | unknown |
| 内存支持 | DDR3 Dual-channel | DDR4-2666 MHz Dual-channel |
| ECC内存 | No | Yes |
| PCI Express | — | Gen 3 |
核心
| 核心数 | 4 | 8 |
|---|---|---|
| 线程数 | 4 | 16 |
| SMP # CPU | 1 | 1 |
| 集成显卡 | Radeon HD 6520G | — |
快取
| 缓存 L1 | 128K (per core) | 96K (per core) |
|---|---|---|
| 缓存 L2 | 1MB (per core) | 512K (per core) |
| 缓存 L3 | — | 16MB (shared) |
笔记
| 笔记 | 400MHz integrated graphics core frequency | This processor comes with an unlocked base clock multiplier, allowing users to set the multiplier value higher than shipped value, to facilitate better overclocking. |
|---|
特征
| 3DNow! | Yes | Yes |
|---|---|---|
| AMD-V | Yes | Yes |
| AMD64 | Yes | Yes |
| CnQ | — | Yes |
| MMX | Yes | Yes |
| NX bit | Yes | Yes |
| Power Now! | Yes | — |
| SMT | — | Yes |
| SSE | Yes | Yes |
| SSE2 | Yes | Yes |
| SSE3 | Yes | Yes |
| SSE4A | Yes | Yes |
