Description
Tips:
Each item have been tested critically before shipment effected ,We have
build several testing stations specially for CPU ,please buy it with worry-free.
Core i7-640M (PGA988) specifications
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General information | |
Type | |
Market segment | Mobile |
Family | |
| |
CPU part number |
|
Frequency ? | 2800 MHz |
Maximum turbo frequency | 3467 MHz (1 core) |
Low power frequency | 1200 MHz |
Bus speed ? | 2.5 GT/s DMI |
Clock multiplier ? | 21 |
Package | 988-pin micro-FCPGA (rPGA988A) |
Socket | |
Size | 1.48" x 1.48" / 3.75cm x 3.75cm |
Introduction date | |
End-of-Life date | Last order date is April 5, 2012 |
Price at introduction | $346 |
S-spec numbers | |
Architecture / Microarchitecture | |
Microarchitecture | Westmere |
Platform | Calpella |
| |
| K0 (Q4C9, SLBTN) |
CPUID | 20655 (Q4C9, SLBTN) |
Manufacturing process | 0.032 micron |
Die | 81mm2 (CPU die) |
Data width | 64 bit |
The number of CPU cores | 2 |
The number of threads | 4 |
Floating Point Unit | Integrated |
| 2 x 32 KB 4-way set associative instruction caches |
Level 2 cache size ? | 2 x 256 KB 8-way set associative caches |
Level 3 cache size | 4 MB 16-way set associative shared cache |
Physical memory | 8 GB |
Multiprocessing | Not supported |
Features |
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Low power features |
|
Integrated peripherals / components | |
Integrated graphics | GPU Type: HD (Westmere) |
Memory controller | The number of controllers: 1 |
Other peripherals |
|
Electrical / Thermal parameters | |
| 105°C |
Thermal Design Power ? | 35 Watt |