I7-640M (PGA988) specifications
General information
Type
CPU / Microprocessor
Market segment
Mobile
Family
i7 Mobile
Model number ?
i7-640M
CPU part number
CP80617004152AE is an OEM/tray microprocessor
Frequency ?
2800 MHz
Maximum turbo frequency
3467 MHz (1 c)
3200 MHz (2 cores)
Low power frequency
1200 MHz
Clock multiplier ?
21
Package
988-pin micro-FCPGA (rPGA988A)
Socket
Socket G1 / rPGA988A
Size
1.48" x 1.48" / 3.75cm x 3.75cm
S-spec numbers
Part number
ES/QS processors
Architecture / Microarchitecture
Microarchitecture
Westmere
Platform
Calpella
Processor c ?
Arrandale
c stepping ?
K0 (Q4C9, SLBTN)
CPUID
20655 (Q4C9, SLBTN)
Manufacturing process
0.032 micron
382 million transistors (CPU die)
177 million transistors (IMC / graphics die)
Die
81mm2 (CPU die)
114mm2 (IMC / graphics die)
Data width
64 bit
The number of CPU cores
2
The number of threads
4
Floating Point Unit
Integrated
Level 1 cache size ?
2 x 32 KB 4-way set associative instruction caches
2 x 32 KB 8-way set associative data 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
Extensions and Technologies
MMX instructions
SSE / Streaming SIMD Extensions
SSE2 / Streaming SIMD Extensions 2
SSE3 / Streaming SIMD Extensions 3
SSSE3 / Supplemental Streaming SIMD Extensions 3
SSE4 / SSE4.1 + SSE4.2 / Streaming SIMD Extensions 4 ?
AES / Advanced Encryption Standard instructions
EM64T / Extended Memory 64 technology / I 64 ?
NX / XD / Execute disable bit ?
HT / Hyper-Threading technology ?
TBT / Turbo Boost technology ?
VT-x / Virtualization technology ?
VT-d / Virtualization for directed I/O
TXT / Trusted Execution technology
Low power features
Enhanced / technology ?
Integrated peripherals / components
Integrated graphics
GPU Type: HD (Westmere)
Base frequency (MHz): 500
Maximum frequency (MHz): 766
The number of supported displays: 2
Memory controller
The number of controllers: 1
Memory channels: 2
Supported memory: DDR3-800, DDR3-1066
Maximum memory bandwidth (GB/s): 17.1
Other peripherals
Direct Media Interface
PCI Express 2.0 interface
Electrical / Thermal parameters
Maximum operating temperature ?
105°C
Thermal Design Power ?
35 Watt