Type

CPU / Microprocessor

Market segment

Mobile

Family

Intel Core i7 Mobile

Model number  ? 

i7-640M

CPU part number

• CP80617004152AE is an OEM/tray microprocessor

Frequency  ? 

2800 MHz

Maximum turbo frequency

3467 MHz (1 core)
3200 MHz (2 cores)

Low power frequency

1200 MHz

Bus speed  ? 

2.5 GT/s DMI

Clock multiplier  ? 

21

Package

988-pin micro-FCPGA (rPGA988A)

Socket

Socket G1 / rPGA988A

Size

1.48" x 1.48" / 3.75cm x 3.75cm

Introduction date

Sep 26, 2010

End-of-Life date

Last order date is April 5, 2012
Last shipment date is October 8, 2012

S-spec numbers

Architecture / Microarchitecture

Microarchitecture

Westmere

Platform

Calpella

Processor core  ? 

Arrandale

Core 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 / Intel 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 SpeedStep 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