Product Comparison: Intel Core i7-640M vs Intel Core i5-2520M


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General Specifications
Brand
Intel
Intel
Model
Core i7-640M
Core i5-2520M
Origin
China
China
About the Product
The Intel Core i7-640M is a high-end dual-core laptop processor. Its clock frequency ranges from 2.8GHz to 3.46GHz with Turbo Mode technology. This has 4 threads, is suitable for sockets BGA1288, PGA988. This processor has an integrated Intel HD Graphics core.
Intel Core i5-2520M is a fast dual-core processor based on Sandy Bridge architecture. Multithreading technology Hyperthreading is designed so that two cores can simultaneously process data received by 4 threads.
Package Size
Height
1.5 in.
4.5 in.
Width
1.5 in.
3.4 in.
Depth
0.15 in.
2.4 in.
Weight
0.4 lbs.
1.1 lbs.

Intel Core i7-640M

Intel Core i5-2520M

Intel Core i7-640M

Intel Core i5-2520M

Intel Core i7-640M

Intel Core i5-2520M

Details
Socket
BGA1288/PGA988
PPGA988
Lithography
32 nm
32 nm
Type of Processors
Mobile
Mobile
Code Name
Arrandale
Sandy Bridge
What customers say about "Details"
Intel Core i7-640M CPU Processor
  • I easily installed this processor in my laptop. Thanks Intel.
  • A great processor for everyday use. Easy to install.
  • This CPU is great for the price. It was easy to install.
  • I unpacked it without any problems, quickly installed it and launched it. Everything works well.
  • Convenient socket, you don't need to be a genius to install this processor.
Intel Core i5-2520M Mobile CPU Processor
  • Bought as an upgrade for a Dell Inspiron 3520, was easy to install.
  • No problems swapping this with the old CPU.
  • Well packaged and performs well, good socket.
  • Installation took little time.
  • Good chip for notebook, easy to install. I like it.
Technical Specifications
CPU Cores
2
2
CPU Threads
4
4
Clock Speed
2.8 GHz
2.5 GHz
Turbo Clock Speed
3.46 GHz
3.2 GHz
Max TDP
35 W
35 W
Max Temperature
105 °C
100 °C
Data Width
64 bits
64 bits
Virtualization Technology
Yes
Yes

Intel Core i7-640M

Intel Core i5-2520M

Intel Core i7-640M

Intel Core i5-2520M

Intel Core i7-640M

Intel Core i5-2520M

Intel Core i7-640M

Intel Core i5-2520M

Intel Core i7-640M

Intel Core i5-2520M

What customers say about "Technical Specifications"
Intel Core i7-640M CPU Processor
  • I put this processor in my laptop. It to noticeably improve its performance.
  • Good processor, you can play games and do other tasks.
  • I am happy with this processor, it has good speed.
  • Weak processor, only for light applications, not for all games.
Intel Core i5-2520M Mobile CPU Processor
  • With integrated graphics, I don't need to buy a separate card.
  • The GPU has a high clock speed.
  • The processor works stably, does not overheat.
  • 2 cores and 4 threads, this CPU is powerful!
  • Fast and cool, doesn't overheat during gaming.
Cache And Memory Specifications
L1 Cache Size
128 kB
64 kB
L2 Cache Size
512 kB
512 kB
L3 Cache Size
4000 kB
3000 kB
Max Memory Size
8 GB
16 GB
Memory Types
DDR3
DDR3
Max Memory Channels
2
2
Max Memory Bandwidth
17.1 GB/s
21.3 GB/s

Intel Core i7-640M

Intel Core i5-2520M

Intel Core i7-640M

Intel Core i5-2520M

What customers say about "Cache And Memory Specifications"
Intel Core i7-640M CPU Processor
  • I installed 8GB of RAM. Everything is running perfectly.
  • Installed this processor instead of the old one. Good cache size.
  • The high quality of this CPU makes me happy. Works fast with my RAM.
  • Good cache size. I work every day, the processor is stable.
  • I wanted a little more cache size in this processor.
Intel Core i5-2520M Mobile CPU Processor
  • With two memory channels, the speed has increased significantly.
  • I set 16Gb ram, now I can play without lags.
  • Good CPU for an office notebook. The cache is enough for all office tasks.
  • 21.3GB of memory speed. That's impressive.
  • 3MB there is not as much cache as it could be. It's don't enough for me.
Graphics Specifications
DirectX* Support
10.1
10.1
Graphics Max Dynamic Frequency
766 MHz
1300 MHz
Graphics Base Frequency
500 MHz
650 MHz
Processor Graphics
Intel HD Graphics for Previous Generation
Intel HD Graphics 3000
Graphics Output
eDP/DP/HDMI/SDVO/CRT
Graphics Video Max Memory
2 GB

Intel Core i7-640M

Intel Core i5-2520M

Supported Technologies
Execute Disable Bit / Virus Protection
Yes
Yes
Turbo Boost / Turbo Core
Yes
Yes
Enhanced SpeedStep / PowerNow!
Yes
Yes
Hyper-Threading / HyperTransport
Yes
Yes
Warranty / Certifications
Manufacturer Warranty
3 year(s)
3 year(s)
Certifications
CE, FCC
CE, FCC
Other Information
Manufacturer


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