CPUBoss Review Our evaluation of 4870HQ vs 4720HQ 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

8

CPUBoss Score

Combination of all six facets

Winner
Intel Core i7 4870HQ 

CPUBoss recommends the Intel Core i7 4870HQ  based on its .

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VS

Differences What are the advantages of each

Front view of Intel Core i7 4870HQ

Reasons to consider the
Intel Core i7 4870HQ

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Supports trusted computing Yes vs No Somewhat common; Allows for safer, more reliable computing
Front view of Intel Core i7 4720HQ

Reasons to consider the
Intel Core i7 4720HQ

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CPUBoss is not aware of any important advantages of the 4720HQ vs the 4870HQ.

Benchmarks Real world tests of Core i7 4870HQ vs 4720HQ

CompuBench 1.5 (Bitcoin mining) Data courtesy CompuBench

Core i7 4870HQ
29.34 mHash/s
Core i7 4720HQ
15.5 mHash/s

CompuBench 1.5 (Face detection)

Core i7 4870HQ
17.75 mPixels/s
Core i7 4720HQ
15.56 mPixels/s

CompuBench 1.5 (T-Rex) Data courtesy CompuBench

Core i7 4720HQ
1.08 fps

PCMark 8 Home 3.0 Accelerated Data courtesy FutureMark

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 4870HQ
4,400,000 MB/s
Core i7 4720HQ
4,085,000 MB/s

PassMark Data courtesy Passmark

Specifications Full list of technical specs

summary

Core i7 4870HQ  vs
4720HQ 
Clock speed 2.5 GHz 2.6 GHz
Turbo clock speed 3.7 GHz 3.6 GHz
Cores Quad core Quad core
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
AVX
SSE3
SSE
SSE4.1
SSE4.2
Supplemental SSE3
AES
AVX 2.0
Supports dynamic frequency scaling Yes Yes

power consumption

TDP 47W 47W
Annual home energy cost 11.32 $/year 11.32 $/year
Performance per watt 23.54 pt/W 17.41 pt/W
Typical power consumption 38.19W 38.19W

bus

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

details

Core i7 4870HQ  vs
4720HQ 
Architecture x86-64 x86-64
Threads 8 8
L2 cache 1 MB 1 MB
L2 cache per core 0.25 MB/core 0.25 MB/core
L3 cache 6 MB 6 MB
L3 cache per core 1.5 MB/core 1.5 MB/core
Manufacture process 22 nm 22 nm
Max CPUs 1 1

overclocking

Overclocked clock speed 3.69 GHz 3.55 GHz
Overclocked clock speed (Water) 2.5 GHz 2.6 GHz
Overclocked clock speed (Air) 3.69 GHz 3.55 GHz

integrated graphics

GPU GPU GPU
Label Intel® Iris™ Pro Graphics 5200 Intel® HD Graphics 4600
Number of displays supported 3 3
GPU clock speed 200 MHz 400 MHz
Turbo clock speed 1,200 MHz 1,200 MHz

memory controller

Memory controller Built-in Built-in
Memory type
DDR3
Channels Dual Channel Dual Channel
Supports ECC No No
Maximum bandwidth 12,800 MB/s 12,800 MB/s
Maximum memory size 32,768 MB 32,768 MB
Intel Core i7 4870HQ
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Intel Core i7 4720HQ
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Comments

Showing 1 comment.
i got i7 4720HQ seems its a good sport.
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