类型 | CPU / Microprocessor | ||||||
细分市场 | Mobile | ||||||
系列 | Intel Core i7 Mobile | ||||||
型号 | i7-2640M | ||||||
CPU 编号 |
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频率 | 2800 MHz | ||||||
Turbo frequency | 3500 MHz (1 core) 3300 MHz (2 cores) | ||||||
总线速度 | 5 GT/s DMI | ||||||
时钟倍频器 | 28 | ||||||
封装 | 1023-ball micro-BGA (BGA1023) | ||||||
接口 | BGA1023 | ||||||
尺寸 | 1.22" x 0.94" / 3.1cm x 2.4cm | ||||||
发布时间 | September 4, 2011 | ||||||
指导价格 | $346 | ||||||
S规格号 | |||||||
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架构 / 微体系结构 | |||||||
微体系结构 | Sandy Bridge | ||||||
处理器内核 | Sandy Bridge | ||||||
Core stepping | J1 (SR043) | ||||||
CPUID | 206A7 (SR043) | ||||||
制造工艺 | 0.032 micron High-K metal gate process | ||||||
数据位宽 | 64 bit | ||||||
The number of cores | 2 | ||||||
线程数 | 4 | ||||||
浮点单元 | Integrated | ||||||
1级缓存大小 | 2 x 32 KB 8-way set associative instruction caches 2 x 32 KB 8-way set associative data caches | ||||||
2级缓存大小 | 2 x 256 KB 8-way set associative caches | ||||||
Level 3 cache size | 4 MB 16-way set associative shared cache | ||||||
Physical memory | 16 GB | ||||||
多重处理 | Not supported | ||||||
特征 |
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低功耗特性 | Enhanced SpeedStep technology | ||||||
集成外设/组件 | |||||||
集成显卡 | GPU 类型: HD 3000 Base frequency (MHz): 650 Maximum frequency (MHz): 1300 The number of supported displays: 2 | ||||||
Memory controller | The number of controllers: 1 Memory channels: 2 Supported memory: DDR3-1066, DDR3-1333 Maximum memory bandwidth (GB/s): 21.3 | ||||||
Other peripherals |
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电/热参数 | |||||||
Maximum operating temperature | 100°C | ||||||
热设计功耗 | 35 Watt | ||||||
Notes on Intel Core i7-2640M | |||||||
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