CPUBoss Review Our evaluation of 920 vs 4770 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

8.8

CPUBoss Score

Combination of all six facets

Winner
Intel Core i7 4770 

CPUBoss recommends the Intel Core i7 4770  based on its performance, single-core performance, power consumption and value.

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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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Better overclocked clock speed (Air) 4.23 GHz vs 3.86 GHz Around 10% better overclocked clock speed (Air)
Front view of Intel Core i7 4770

Reasons to consider the
Intel Core i7 4770

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Much newer manufacturing process 22 nm vs 45 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
Much higher turbo clock speed 3.9 GHz vs 2.93 GHz Around 35% higher turbo clock speed
Much higher clock speed 3.4 GHz vs 2.66 GHz Around 30% higher clock speed
Much lower typical power consumption 68.25W vs 135.63W Around 50% lower typical power consumption
Much better geekbench 2 (32-bit) score 13,074 vs 7,125 Around 85% better geekbench 2 (32-bit) score
Has a built-in GPU Yes vs No Somewhat common; A separate graphics adapter is not required
Much better geekbench 3 AES single core score 4,500,000 MB/s vs 143,700 MB/s More than 31.2x better geekbench 3 AES single core score
Supports trusted computing Yes vs No Somewhat common; Allows for safer, more reliable computing
Much better geekbench 3 Multi-Core score 13,342 vs 7,014 More than 90% better geekbench 3 Multi-Core score
Newer Jun, 2013 vs Oct, 2008 Release date over 4 years later
Much better performance per watt 11.02 pt/W vs 1.41 pt/W More than 7.8x better performance per watt
Much lower annual home energy cost 20.24 $/year vs 48.38 $/year 2.4x lower annual home energy cost
Much lower annual commercial energy cost 73.58 $/year vs 134.55 $/year More than 45% lower annual commercial energy cost
Better performance per dollar 3.37 pt/$ vs 0.71 pt/$ Around 4.8x better performance per dollar
Higher Maximum operating temperature 72.72 °C vs 67.9 °C More than 5% higher Maximum operating temperature

Benchmarks Real world tests of Core i7 920 vs 4770

GeekBench 3 (Multi-core) Data courtesy Primate Labs

Core i7 920
7,014
Core i7 4770
13,342

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 i7 4770
4,500,000 MB/s

GeekBench (32-bit) Data courtesy Primate Labs

Core i7 920
7,125
Core i7 4770
13,074

GeekBench (64-bit) Data courtesy Primate Labs

Core i7 920
7,791
Core i7 4770
14,063

GeekBench

Core i7 920
9,242
Core i7 4770
14,063

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

Core i7 920  vs
4770 
Clock speed 2.66 GHz 3.4 GHz
Turbo clock speed 2.93 GHz 3.9 GHz
Cores Quad 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
F16C
MMX
SSE4
AVX
SSE3
EM64T
SSE
SSE4.1
FMA3
SSE4.2
Supplemental SSE3
AES
AVX 2.0
Supports dynamic frequency scaling Yes Yes

power consumption

TDP 130W 84W
Annual home energy cost 48.38 $/year 20.24 $/year
Annual commercial energy cost 134.55 $/year 73.58 $/year
Performance per watt 1.41 pt/W 11.02 pt/W
Typical power consumption 135.63W 68.25W

bus

Architecture QPI DMI 2.0
Number of links 1 0
Transfer rate 4,800 MT/s 5,000 MT/s

details

Core i7 920  vs
4770 
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 8 MB 8 MB
L3 cache per core 2 MB/core 2 MB/core
Manufacture process 45 nm 22 nm
Max CPUs 1 1
Operating temperature Unknown - 67.9°C Unknown - 72.72°C

overclocking

Overclocked clock speed 4.23 GHz 3.86 GHz
Overclocked clock speed (Water) 4.01 GHz 4.04 GHz
PassMark (Overclocked) 3,419.4 3,086.9
Overclocked clock speed (Air) 4.23 GHz 3.86 GHz

integrated graphics

GPU None GPU
Label N/A Intel® HD Graphics 4600
Number of displays supported N/A 3
GPU clock speed N/A 350 MHz
Turbo clock speed N/A 1,200 MHz

memory controller

Memory controller Built-in Built-in
Memory type
DDR3-1600
DDR3L-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
Intel Core i7 920
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Intel Core i7 4770
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