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Intel Core i5 520M

Front view of Intel Core i5 520M
Front view of Intel Core i3 380M

Intel Core i3 380M

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Differences What are the advantages of each

Front view of Intel Core i5 520M

Reasons to consider the
Intel Core i5 520M

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Supports trusted computing Yes vs No Somewhat common; Allows for safer, more reliable computing
Front view of Intel Core i3 380M

Reasons to consider the
Intel Core i3 380M

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CPUBoss is not aware of any important advantages of the Core i3 380M vs the Core i5 520M.

Benchmarks Real world tests of Core i5 520M vs i3 380M

GeekBench 3 (Multi-core) Data courtesy Primate Labs

Core i5 520M
3,737
Core i3 380M
3,269

GeekBench 3 (Single core) Data courtesy Primate Labs

Core i5 520M
1,867
Core i3 380M
1,505

GeekBench 3 (AES single core) Data courtesy Primate Labs

Core i5 520M
1,340,000 MB/s
Core i3 380M
106,200 MB/s

GeekBench (32-bit) Data courtesy Primate Labs

Core i5 520M
3,593
Core i3 380M
3,094

GeekBench (64-bit) Data courtesy Primate Labs

Core i5 520M
4,110
Core i3 380M
3,304

GeekBench

Core i5 520M
5,349
Core i3 380M
4,971

PassMark Data courtesy Passmark

Core i5 520M
2,380
Core i3 380M
2,100

PassMark (Single Core)

Core i5 520M
1,058
Core i3 380M
966

Specifications Full list of technical specs

summary

 Core i5 520M  vs
i3 380M 
Clock speed 2.4 GHz 2.53 GHz
Cores Dual core Dual core
Socket type
BGA 1288
rPGA 988A
Is unlocked No No

features
Has a NX bit Yes Yes
Supports trusted computing Yes No
Has virtualization support Yes Yes
Instruction set extensions
SSE2
MMX
SSE4
SSE3
SSE
SSE4.1
SSE4.2
Supplemental SSE3
AES
Supports dynamic frequency scaling Yes Yes

power consumption
TDP 35W 35W
Annual home energy cost 8.43 $/year 8.43 $/year
Performance per watt 13.49 pt/W 2.98 pt/W
Typical power consumption 28.44W 28.44W

bus
Architecture DMI DMI
Number of links 1 1
Transfer rate 2,500 MT/s 2,500 MT/s

details

 Core i5 520M  vs
i3 380M 
Architecture x86-64 x86-64
Threads 4 4
L2 cache 0.5 MB 1 MB
L2 cache per core 0.25 MB/core 0.5 MB/core
L3 cache 3 MB 3 MB
L3 cache per core 1.5 MB/core 1.5 MB/core
Manufacture process 32 nm 32 nm
Transistor count 382,000,000 382,000,000
Max CPUs 1 1
Clock multiplier 18 19

overclocking
Overclocked clock speed 2.86 GHz 2.59 GHz
Overclocked clock speed (Water) 2.4 GHz 2.53 GHz
PassMark (Overclocked) 1,455.5 1,108.4
Overclocked clock speed (Air) 2.86 GHz 2.59 GHz

integrated graphics
GPU GPU GPU
Label Intel® HD Graphics Intel® HD Graphics
Number of displays supported 2 2
GPU clock speed 500 MHz 500 MHz
Turbo clock speed 766 MHz 667 MHz

memory controller
Memory controller Built-in Built-in
Memory type
DDR3-1066
DDR3-800
DDR3
Channels Dual Channel Dual Channel
Supports ECC No No
Maximum bandwidth 17,066.66 MB/s 17,066.66 MB/s
Maximum memory size 8,499.2 MB 8,192 MB
Intel Core i5 520M
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Intel Core i3 380M
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