CPUBoss Review Our evaluation of E5-2420 v2 vs 3770 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

7.9

CPUBoss Score

Combination of all six facets

Winner
Intel Core i7 3770 

CPUBoss recommends the Intel Core i7 3770  based on its performance, single-core performance and value.

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VS

Differences What are the advantages of each

Front view of Intel Xeon E5-2420 v2

Reasons to consider the
Intel Xeon E5-2420 v2

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More l2 cache 1.5 MB vs 1 MB 50% more l2 cache; more data can be stored in the l2 cache for quick access later
More l3 cache 15 MB vs 8 MB Around 90% more l3 cache; more data can be stored in the l3 cache for quick access later
Supports more CPUs in SMP configuration 2 vs 1 Twice as many CPUs in SMP configuration
More cores 6 vs 4 2 more cores; run more applications at once
Supports more RAM 393,216 MB vs 32,768 MB Supports 12x more RAM
More threads 12 vs 8 4 more threads
More l3 cache per core 2.5 MB/core vs 2 MB/core 25% more l3 cache per core
Higher Maximum operating temperature 76 °C vs 67.4 °C Around 15% higher Maximum operating temperature
Newer Jan, 2014 vs Apr, 2012 Release date over 1 years later
Front view of Intel Core i7 3770

Reasons to consider the
Intel Core i7 3770

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Significantly higher clock speed 3.4 GHz vs 2.2 GHz Around 55% higher clock speed
Significantly higher turbo clock speed 3.9 GHz vs 2.7 GHz Around 45% higher turbo clock speed
Has a built-in GPU Yes vs No Somewhat common; A separate graphics adapter is not required
Much better performance per dollar 2.33 pt/$ vs 0.53 pt/$ Around 4.5x better performance per dollar
Significantly better PassMark (Single core) score 2,072 vs 1,355 Around 55% better PassMark (Single core) score
Significantly better performance per watt 7.25 pt/W vs 2.67 pt/W Around 2.8x better performance per watt

Benchmarks Real world tests of Xeon E5-2420 v2 vs Core i7 3770

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

Xeon E5-2420 v2
1,590 MB/s
Core i7 3770
2,660,000 MB/s

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

Xeon E5-2420 v2  vs
Core i7 3770 
Clock speed 2.2 GHz 3.4 GHz
Turbo clock speed 2.7 GHz 3.9 GHz
Cores Hexa core Quad core
Socket type
LGA 1356
LGA 1155
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
F16C
MMX
SSE4
AVX
SSE3
EM64T
SSE
SSE4.1
SSE4.2
Supplemental SSE3
AES
Supports dynamic frequency scaling Yes Yes

power consumption

TDP 80W 77W
Annual home energy cost 19.27 $/year 18.55 $/year
Annual commercial energy cost 70.08 $/year 67.45 $/year
Performance per watt 2.67 pt/W 7.25 pt/W
Typical power consumption 65W 62.56W

bus

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

details

Xeon E5-2420 v2  vs
Core i7 3770 
Architecture x86-64 x86-64
Threads 12 8
L2 cache 1.5 MB 1 MB
L2 cache per core 0.25 MB/core 0.25 MB/core
L3 cache 15 MB 8 MB
L3 cache per core 2.5 MB/core 2 MB/core
Manufacture process 22 nm 22 nm
Max CPUs 2 1
Clock multiplier 22 34
Operating temperature Unknown - 76°C Unknown - 67.4°C

integrated graphics

GPU None GPU
Label N/A Intel® HD Graphics 4000
Latest DirectX N/A 11.x
Number of displays supported N/A 3
GPU clock speed N/A 650 MHz
Turbo clock speed N/A 1,150 MHz
3DMark06 N/A 5,339.9

memory controller

Memory controller Built-in Built-in
Memory type
DDR3-1600
DDR3-1333
DDR3
Channels Triple Channel Dual Channel
Supports ECC Yes No
Maximum bandwidth 19,200 MB/s 25,600 MB/s
Maximum memory size 393,216 MB 32,768 MB
Intel Xeon E5-2420 v2
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Intel Core i7 3770
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