CPUBoss Review Our evaluation of 3520M vs 4400E among laptop CPUs (over 15W)

Performance

Benchmark performance using all cores

PCMark 8 Home 3.0 Accelerated, PassMark and 1 more

Single-core Performance

Individual core benchmark performance

PassMark (Single Core), Geekbench 3 Single Core and 1 more

Integrated Graphics

Integrated GPU performance for graphics

Sky Diver and Cloud Gate

Integrated Graphics (OpenCL)

Integrated GPU performance for parallel computing

CompuBench 1.5 Bitcoin mining and 4 more

Performance per Watt

How efficiently does the processor use electricity?

Sky Diver, Cloud Gate, CompuBench 1.5 Bitcoin mining and 11 more

Value

Are you paying a premium for performance?

Sky Diver, Cloud Gate, CompuBench 1.5 Bitcoin mining and 11 more

No winner declared

Too close to call

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VS

Differences What are the advantages of each

Front view of Intel Core i7 3520M

Reasons to consider the
Intel Core i7 3520M

Report a correction

CPUBoss is not aware of any important advantages of the Core i7 3520M vs the Core i5 4400E.

Front view of Intel Core i5 4400E

Reasons to consider the
Intel Core i5 4400E

Report a correction

CPUBoss is not aware of any important advantages of the Core i5 4400E vs the Core i7 3520M.

Benchmarks Real world tests of Core i7 3520M vs i5 4400E

CompuBench 1.5 (Bitcoin mining) Data courtesy CompuBench

Core i7 3520M
6.34 mHash/s
Core i5 4400E
12.65 mHash/s

CompuBench 1.5 (Face detection)

Core i7 3520M
8.43 mPixels/s
Core i5 4400E
12.13 mPixels/s

CompuBench 1.5 (Ocean surface simulation) Data courtesy CompuBench

Core i7 3520M
123.07 fps
Core i5 4400E
77.02 fps

CompuBench 1.5 (T-Rex) Data courtesy CompuBench

Core i7 3520M
0.94 fps
Core i5 4400E
0.85 fps

CompuBench 1.5 (Video composition) Data courtesy CompuBench

Core i7 3520M
8.17 fps
Core i5 4400E
8.96 fps

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

Core i7 3520M  vs
i5 4400E 
Clock speed 2.9 GHz 2.7 GHz
Turbo clock speed 3.6 GHz 3.3 GHz
Cores Dual core Dual core
Socket type
rPGA 988B
BGA 1364
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 35W 37W
Annual home energy cost 8.43 $/year 8.91 $/year
Performance per watt 14.13 pt/W 2.61 pt/W
Typical power consumption 28.44W 30.06W

bus

Architecture DMI DMI 2.0
Number of links 1 1
Transfer rate 5,000 MT/s 5,000 MT/s

details

Core i7 3520M  vs
i5 4400E 
Architecture x86-64 x86-64
Threads 4 4
L2 cache 1 MB 0.5 MB
L2 cache per core 0.5 MB/core 0.25 MB/core
L3 cache 4 MB 3 MB
L3 cache per core 2 MB/core 1.5 MB/core
Manufacture process 22 nm 22 nm
Max CPUs 1 1
Clock multiplier 29 27

overclocking

Overclocked clock speed 3.31 GHz 2.7 GHz
Overclocked clock speed (Water) 2.9 GHz 2.7 GHz
Overclocked clock speed (Air) 3.31 GHz 2.7 GHz

integrated graphics

GPU GPU GPU
Label Intel® HD Graphics 4000 HD 4600
Number of displays supported 3 3
GPU clock speed 650 MHz 400 MHz
Turbo clock speed 1,250 MHz 1,000 MHz

memory controller

Memory controller Built-in Built-in
Memory type
DDR3-1600
DDR3L-1600
DDR3-1333
DDR3L-1333
Channels Dual Channel Dual Channel
Supports ECC No No
Maximum bandwidth 25,600 MB/s 25,600 MB/s
Maximum memory size 32,768 MB 16,384 MB
Intel Core i7 3520M
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Intel Core i5 4400E
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