类型 | CPU / Microprocessor |
细分市场 | Desktop |
系列 | AMD A4-Series |
型号 | A4-4020 |
CPU部件号 |
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频率 | 3200 MHz |
Turbo frequency | 3400 MHz |
Boosted P states [1] | #1: 3400 MHz, 1.15V #2: 3300 MHz, 1.125V |
封装 | 904-pin organic lidded micro Pin Grid Array (UOF904) |
接口 | 接口 FM2 |
尺寸 | 1.57" x 1.57" / 4cm x 4cm |
Weight | 1.4oz / 39g |
发布时间 | March 2014 |
指导价格 | $40 |
架构 / 微体系结构 | |
微体系结构 | Piledriver |
处理器内核 | Richland |
Core stepping | RL-A1 |
CPUID | 610F31 |
制造工艺 | 0.032 micron |
数据位宽 | 64 bit |
CPU核心数 | 2 |
线程数 | 2 |
浮点单元 | Integrated (shared between two cores in each module) |
1级缓存大小 | 64 KB 2-way set associative shared instruction cache 2 x 16 KB 4-way set associative data caches |
2级缓存大小 | 1 MB 16-way set associative shared exclusive cache |
Level 3 cache size | None |
缓存延迟 | 3 (L1 cache) |
多重处理 | Uniprocessor |
特征 |
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低功耗特性 |
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Low power P states [1] | #1: 2900 MHz, 1.025V #2: 2600 MHz, 0.925V #3: 2200 MHz, 0.775V #4: 1800 MHz, 0.6V #5: 1400 MHz, 0.5V |
集成外设/组件 | |
集成显卡 | GPU 类型: Radeon HD 7480D Shader cores: 128 Base frequency (MHz): 720 |
Memory controller | The number of controllers: 1 Memory channels: 2 Supported memory: DDR3-1333 Maximum memory bandwidth (GB/s): 21.3 |
Other peripherals |
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电/热参数 | |
Maximum operating temperature | 70°C |
热设计功耗 | 65 Watt |
Notes on AMD A4-4020 | |
[1] - These characteristics were measured on a single CPU, and they can vary slightly for other processors with the same model number |