CPUBoss Review Our evaluation of 4500U vs 3470 among all CPUs

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

8.6

CPUBoss Score

Combination of all six facets

Winner
Intel Core i5 3470 

CPUBoss recommends the Intel Core i5 3470  based on its performance, single-core performance and value.

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VS
Front view of Intel Core i5 3470

Intel Core i5 3470

CPUBoss Winner

Differences What are the advantages of each

Front view of Intel Core i7 4500U

Reasons to consider the
Intel Core i7 4500U

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Much better performance per watt 43.01 pt/W vs 4.41 pt/W More than 9.8x better performance per watt
Significantly lower typical power consumption 12.19W vs 86.05W 7.1x lower typical power consumption
Much higher Maximum operating temperature 100 °C vs 67.4 °C Around 50% higher Maximum operating temperature
More l3 cache per core 2 MB/core vs 1.5 MB/core Around 35% more l3 cache per core
Better CompuBench 1.5 T-Rex score 1.05 fps vs 0.67 fps More than 55% better CompuBench 1.5 T-Rex score
Much lower annual home energy cost 3.61 $/year vs 31.22 $/year 8.6x lower annual home energy cost
Newer Jul, 2013 vs Jun, 2012 Release date over 1 years later
Significantly lower annual commercial energy cost 13.14 $/year vs 84.62 $/year 6.4x lower annual commercial energy cost
Front view of Intel Core i5 3470

Reasons to consider the
Intel Core i5 3470

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Much higher clock speed 3.2 GHz vs 1.8 GHz Around 80% higher clock speed
Higher turbo clock speed 3.6 GHz vs 3 GHz More than 20% higher turbo clock speed
Much higher GPU clock speed 650 MHz vs 200 MHz 3.2x higher GPU clock speed
More l2 cache 1 MB vs 0.5 MB 2x more l2 cache; more data can be stored in the l2 cache for quick access later
Much better geekbench 2 (32-bit) score 9,226 vs 4,802 More than 90% better geekbench 2 (32-bit) score
Supports trusted computing Yes vs No Somewhat common; Allows for safer, more reliable computing
Significantly better performance per dollar 2.7 pt/$ vs 1.64 pt/$ Around 65% better performance per dollar
Better 3DMark06 CPU score 56.3 vs 43 More than 30% better 3DMark06 CPU score
More cores 4 vs 2 Twice as many cores; run more applications at once
Slightly better geekbench 3 single core score 2,983 vs 2,705 More than 10% better geekbench 3 single core score

Benchmarks Real world tests of Core i7 4500U vs i5 3470

CompuBench 1.5 (Bitcoin mining) Data courtesy CompuBench

Core i7 4500U
12.55 mHash/s
Core i5 3470
3.08 mHash/s

CompuBench 1.5 (T-Rex) Data courtesy CompuBench

Core i7 4500U
1.05 fps
Core i5 3470
0.67 fps

PCMark 8 Home 3.0 Accelerated Data courtesy FutureMark

Sky Diver Data courtesy FutureMark

Cloud Gate 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 4500U
3,480,000 MB/s
Core i5 3470
2,470,000 MB/s

Specifications Full list of technical specs

summary

Core i7 4500U  vs
i5 3470 
Clock speed 1.8 GHz 3.2 GHz
Turbo clock speed 3 GHz 3.6 GHz
Cores Dual core Quad core
Is unlocked No No

features

Has a NX bit Yes Yes
Supports trusted computing No Yes
Has virtualization support Yes Yes
Instruction set extensions
SSE2
MMX
SSE4
AVX
SSE3
EM64T
SSE
SSE4.1
SSE4.2
Supplemental SSE3
AES
AVX 2.0
Supports dynamic frequency scaling Yes Yes

memory controller

Memory controller Built-in Built-in
Memory type
DDR3-1600
DDR3L-1600
DDR3-1333
DDR3L-1333
LPDDR3-1333
DDR3
LPDDR3-1600
Channels Dual Channel Dual Channel
Supports ECC No No
Maximum bandwidth 25,600 MB/s 25,600 MB/s
Maximum memory size 16,384 MB 32,768 MB

details

Core i7 4500U  vs
i5 3470 
Architecture x86-64 x86-64
Threads 4 4
L2 cache 0.5 MB 1 MB
L2 cache per core 0.25 MB/core 0.25 MB/core
L3 cache 4 MB 6 MB
L3 cache per core 2 MB/core 1.5 MB/core
Manufacture process 22 nm 22 nm
Max CPUs 1 1
Operating temperature Unknown - 100°C Unknown - 67.4°C

integrated graphics

GPU GPU GPU
Label Intel® HD Graphics 4400 Intel® HD Graphics 2500
Number of displays supported 3 3
GPU clock speed 200 MHz 650 MHz
Turbo clock speed 1,100 MHz 1,100 MHz

power consumption

TDP 15W 77W
Annual home energy cost 3.61 $/year 31.22 $/year
Annual commercial energy cost 13.14 $/year 84.62 $/year
Performance per watt 43.01 pt/W 4.41 pt/W
Typical power consumption 12.19W 86.05W

bus

Architecture DMI 2.0 DMI 2.0
Number of links 1 1
Transfer rate 5,000 MT/s 5,000 MT/s
Intel Core i7 4500U
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Intel Core i5 3470
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