CPUBoss Review Our evaluation of E5-2620 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

6.9

CPUBoss Score

Combination of all six facets

Winner
Intel Core i5 3470 

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

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VS

Differences What are the advantages of each

Front view of Intel Xeon E5-2620

Reasons to consider the
Intel Xeon E5-2620

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Is unlocked Yes vs No Somewhat common; An unlocked multiplier allows for easier overclocking
Significantly more l2 cache 2 MB vs 1 MB 2x more l2 cache; more data can be stored in the l2 cache for quick access later
Significantly more l3 cache 15 MB vs 6 MB 2.5x 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 threads 12 vs 4 Three times as many threads
Significantly more l3 cache per core 2.5 MB/core vs 1.5 MB/core More than 65% more l3 cache per core
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
Lower typical power consumption 77.19W vs 86.05W More than 10% lower typical power consumption
Better performance per watt 6.57 pt/W vs 4.41 pt/W Around 50% better performance per watt
Higher Maximum operating temperature 77.4 °C vs 67.4 °C Around 15% higher Maximum operating temperature
Better PassMark score 7,957 vs 6,607 More than 20% better PassMark score
Significantly lower annual home energy cost 22.89 $/year vs 31.22 $/year More than 25% lower annual home energy cost
More l2 cache per core 0.33 MB/core vs 0.25 MB/core Around 35% more l2 cache per core
Front view of Intel Core i5 3470

Reasons to consider the
Intel Core i5 3470

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Significantly higher clock speed 3.2 GHz vs 2 GHz More than 60% higher clock speed
Significantly higher turbo clock speed 3.6 GHz vs 2.5 GHz Around 45% higher turbo clock speed
Has a built-in GPU Yes vs No Somewhat common; A separate graphics adapter is not required
Significantly newer manufacturing process 22 nm vs 32 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
Much better performance per dollar 2.7 pt/$ vs 1.52 pt/$ More than 75% better performance per dollar
Significantly better PassMark (Single core) score 1,906 vs 1,231 Around 55% better PassMark (Single core) score
Much better overclocked clock speed (Air) 3.67 GHz vs 2.28 GHz More than 60% better overclocked clock speed (Air)
Much better overclocked clock speed (Water) 4.09 GHz vs 2 GHz More than 2x better overclocked clock speed (Water)
Newer Jun, 2012 vs Mar, 2012 Release date 2 months later

Benchmarks Real world tests of Xeon E5-2620 vs Core i5 3470

GeekBench 3 (Multi-core) Data courtesy Primate Labs

Xeon E5-2620
10,510
Core i5 3470
9,436

GeekBench 3 (Single core) Data courtesy Primate Labs

GeekBench 3 (AES single core) Data courtesy Primate Labs

Xeon E5-2620
1,315,000 MB/s
Core i5 3470
2,470,000 MB/s

GeekBench (32-bit) Data courtesy Primate Labs

Xeon E5-2620
12,059
Core i5 3470
9,226

GeekBench (64-bit) Data courtesy Primate Labs

Xeon E5-2620
13,391
Core i5 3470
10,031

GeekBench

Xeon E5-2620
13,391
Core i5 3470
12,141

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

Xeon E5-2620  vs
Core i5 3470 
Clock speed 2 GHz 3.2 GHz
Turbo clock speed 2.5 GHz 3.6 GHz
Cores Hexa core Quad core
Socket type
LGA 2011
LGA 1155
Is unlocked Yes No

features

Has a NX bit Yes Yes
Supports trusted computing Yes 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

power consumption

TDP 95W 77W
Annual home energy cost 22.89 $/year 31.22 $/year
Annual commercial energy cost 83.22 $/year 84.62 $/year
Performance per watt 6.57 pt/W 4.41 pt/W
Typical power consumption 77.19W 86.05W

bus

Architecture QPI DMI 2.0
Number of links 2 1
Data rate 57,600 MB/s 2,560 MB/s
Transfer rate 7,200 MT/s 5,000 MT/s

details

Xeon E5-2620  vs
Core i5 3470 
Architecture x86-64 x86-64
Threads 12 4
L2 cache 2 MB 1 MB
L2 cache per core 0.33 MB/core 0.25 MB/core
L3 cache 15 MB 6 MB
L3 cache per core 2.5 MB/core 1.5 MB/core
Manufacture process 32 nm 22 nm
Max CPUs 2 1
Clock multiplier 25 32
Voltage range 0.6 - 1.35V Unknown - 1.13V
Operating temperature Unknown - 77.4°C Unknown - 67.4°C

overclocking

Overclock popularity 4 22
Overclocked clock speed 2.28 GHz 3.67 GHz
Overclocked clock speed (Water) 2 GHz 4.09 GHz
Overclocked clock speed (Air) 2.28 GHz 3.67 GHz

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 Quad Channel Dual Channel
Supports ECC Yes No
Maximum bandwidth 42,666.64 MB/s 25,600 MB/s
Maximum memory size 393,216 MB 32,768 MB
Intel Xeon E5-2620
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Intel Core i5 3470
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