CPUBoss Review Our evaluation of 920 vs 3470 among desktop CPUs (over 75W)

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

Fire Strike

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?

Fire Strike, CompuBench 1.5 Bitcoin mining and 11 more

Value

Are you paying a premium for performance?

Fire Strike, CompuBench 1.5 Bitcoin mining and 11 more

5.8

CPUBoss Score

Combination of all six facets

Winner
Intel Core i7 920 

CPUBoss recommends the Intel Core i7 920  based on its .

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VS

Differences What are the advantages of each

Front view of Intel Core i7 920

Reasons to consider the
Intel Core i7 920

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CPUBoss is not aware of any important advantages of the Core i7 920 vs the Core i5 3470.

Front view of Intel Core i5 3470

Reasons to consider the
Intel Core i5 3470

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Has a built-in GPU Yes vs No Somewhat common; A separate graphics adapter is not required
Supports trusted computing Yes vs No Somewhat common; Allows for safer, more reliable computing

Benchmarks Real world tests of Core i7 920 vs i5 3470

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 920
143,700 MB/s
Core i5 3470
2,470,000 MB/s

GeekBench (32-bit) Data courtesy Primate Labs

GeekBench (64-bit) Data courtesy Primate Labs

Core i7 920
7,791
Core i5 3470
10,031

GeekBench

Core i7 920
9,242
Core i5 3470
12,141

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

Core i7 920  vs
i5 3470 
Clock speed 2.66 GHz 3.2 GHz
Turbo clock speed 2.93 GHz 3.6 GHz
Cores Quad core Quad core
Socket type
LGA 1366
LGA 1155
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
SSE
SSE4.1
SSE4.2
Supplemental SSE3
AES
Supports dynamic frequency scaling Yes Yes

integrated graphics

GPU None GPU
Label N/A Intel® HD Graphics 2500
Latest DirectX N/A 11.0
Number of displays supported N/A 3
GPU clock speed N/A 650 MHz
Turbo clock speed N/A 1,100 MHz

memory controller

Memory controller Built-in Built-in
Memory type
DDR3-1600
DDR3-1333
DDR3-1066
DDR3
DDR3-800
Channels Triple Channel Dual Channel
Supports ECC No No
Maximum bandwidth 25,599.99 MB/s 25,600 MB/s

details

Core i7 920  vs
i5 3470 
Architecture x86-64 x86-64
Threads 8 4
L2 cache 1 MB 1 MB
L2 cache per core 0.25 MB/core 0.25 MB/core
L3 cache 8 MB 6 MB
L3 cache per core 2 MB/core 1.5 MB/core
Manufacture process 45 nm 22 nm
Transistor count 731,000,000 1,400,000,000
Max CPUs 1 1
Clock multiplier 20 32
Voltage range 0.8 - 1.38V Unknown - 1.13V
Operating temperature Unknown - 67.9°C Unknown - 67.4°C

overclocking

Overclock popularity 491 22
Overclock review score 4.5 0.7
Overclocked clock speed 4.22 GHz 3.67 GHz
Overclocked clock speed (Water) 4.24 GHz 4.09 GHz
Overclocked clock speed (Air) 4.22 GHz 3.67 GHz

power consumption

TDP 130W 77W
Annual home energy cost 48.38 $/year 31.22 $/year
Annual commercial energy cost 134.55 $/year 84.62 $/year
Performance per watt 1.21 pt/W 4.41 pt/W
Idle power consumption 81.7W 54.4W
Peak power consumption 153.6W 96.6W
Typical power consumption 135.63W 86.05W

bus

Architecture QPI DMI 2.0
Number of links 1 1
Data rate 19,200 MB/s 2,560 MB/s
Transfer rate 4,800 MT/s 5,000 MT/s
Intel Core i7 920
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Intel Core i5 3470
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