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Differences What are the advantages of each

Front view of Intel Core i7 2860QM

Reasons to consider the
Intel Core i7 2860QM

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CPUBoss is not aware of any important advantages of the Core i7 2860QM vs the Core i5 2520M.

Front view of Intel Core i5 2520M

Reasons to consider the
Intel Core i5 2520M

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CPUBoss is not aware of any important advantages of the Core i5 2520M vs the Core i7 2860QM.

Benchmarks Real world tests of Core i7 2860QM vs i5 2520M

GeekBench 3 (Multi-core) Data courtesy Primate Labs

GeekBench 3 (Single core) Data courtesy Primate Labs

GeekBench 3 (AES single core) Data courtesy Primate Labs

Core i7 2860QM
2,340,000 MB/s
Core i5 2520M
2,080,000 MB/s

GeekBench (32-bit) Data courtesy Primate Labs

GeekBench (64-bit) Data courtesy Primate Labs

GeekBench

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

Core i7 2860QM  vs
i5 2520M 
Clock speed 2.5 GHz 2.5 GHz
Turbo clock speed 3.6 GHz 3.2 GHz
Cores Quad core Dual core
Socket type
BGA 1224
rPGA 988B
Is unlocked No No

features

Has a NX bit Yes Yes
Supports trusted computing Yes Yes
Has virtualization support Yes Yes
Instruction set extensions
SSE2
MMX
SSE4
AVX
SSE3
SSE
SSE4.1
SSE4.2
Supplemental SSE3
AES
Supports dynamic frequency scaling Yes Yes

power consumption

TDP 45W 35W
Annual home energy cost 10.84 $/year 8.43 $/year
Performance per watt 19.7 pt/W 20.44 pt/W
Typical power consumption 36.56W 28.44W

bus

Architecture DMI DMI
Number of links 1 1
Transfer rate 5,000 MT/s 5,000 MT/s

details

Core i7 2860QM  vs
i5 2520M 
Architecture x86-64 x86-64
Threads 8 4
L2 cache 1 MB 1 MB
L2 cache per core 0.25 MB/core 0.5 MB/core
L3 cache 8 MB 3 MB
L3 cache per core 2 MB/core 1.5 MB/core
Manufacture process 32 nm 32 nm
Max CPUs 1 1
Clock multiplier 25 25
Operating temperature Unknown - 100°C Unknown - 100°C

overclocking

Overclocked clock speed 3.12 GHz 3.05 GHz
Overclocked clock speed (Water) 2.5 GHz 2.5 GHz
Overclocked clock speed (Air) 3.12 GHz 3.05 GHz

integrated graphics

GPU GPU GPU
Label Intel® HD Graphics 3000 HD Graphics 3000
Number of displays supported 2 2
GPU clock speed 650 MHz 650 MHz
Turbo clock speed 1,300 MHz 1,300 MHz

memory controller

Memory controller Built-in Built-in
Memory type
DDR3-1600
DDR3-1333
DDR3-1066
DDR3
Channels Dual Channel Dual Channel
Supports ECC No No
Maximum bandwidth 25,600 MB/s 21,333.32 MB/s
Maximum memory size 32,768 MB 16,384 MB
Intel Core i7 2860QM
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Intel Core i5 2520M
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