CPUBoss Review Our evaluation of E3-1280V5 vs 6600 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

8.2

CPUBoss Score

Combination of all six facets

Winner
Intel E3-1280V5 

CPUBoss recommends the Intel E3-1280V5  based on its performance.

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VS

Differences What are the advantages of each

Front view of Intel E3-1280V5

Reasons to consider the
Intel E3-1280V5

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Higher clock speed 3.7 GHz vs 3.3 GHz More than 10% higher clock speed
Slightly more l3 cache 8 MB vs 6 MB Around 35% more l3 cache; more data can be stored in the l3 cache for quick access later
Better PassMark score 10,644 vs 7,834 More than 35% better PassMark score
More threads 8 vs 4 Twice as many threads
More l3 cache per core 2 MB/core vs 1.5 MB/core Around 35% more l3 cache per core
Better overclocked clock speed (Air) 4 GHz vs 3.75 GHz More than 5% better overclocked clock speed (Air)
Newer Oct, 2015 vs Jul, 2015 Release date 3 months later
Front view of Intel Core i5 6600

Reasons to consider the
Intel Core i5 6600

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Has a built-in GPU Yes vs No Somewhat common; A separate graphics adapter is not required
Much better performance per dollar 1.11 pt/$ vs 0.56 pt/$ Around 2x better performance per dollar
Lower typical power consumption 52.81W vs 65W Around 20% lower typical power consumption
Lower annual commercial energy cost 56.94 $/year vs 70.08 $/year Around 20% lower annual commercial energy cost
Lower annual home energy cost 15.66 $/year vs 19.27 $/year Around 20% lower annual home energy cost

Benchmarks Real world tests of E3-1280V5 vs Core i5 6600

PassMark Data courtesy Passmark

E3-1280V5
10,644
Core i5 6600
7,834

PassMark (Single Core)

E3-1280V5
2,243
Core i5 6600
2,123

Specifications Full list of technical specs

summary

E3-1280V5  vs
Core i5 6600 
Clock speed 3.7 GHz 3.3 GHz
Turbo clock speed 4 GHz 3.9 GHz
Cores Quad core Quad core

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
AVX 2.0
Supports dynamic frequency scaling Yes Yes

power consumption

TDP 80W 65W
Annual home energy cost 19.27 $/year 15.66 $/year
Annual commercial energy cost 70.08 $/year 56.94 $/year
Performance per watt 4.29 pt/W 3.94 pt/W
Typical power consumption 65W 52.81W

bus

Architecture FSB FSB
Number of links 1 1
Transfer rate 8,000 MT/s 8,000 MT/s

details

E3-1280V5  vs
Core i5 6600 
Architecture x86-64 x86-64
Threads 8 4
L3 cache 8 MB 6 MB
L3 cache per core 2 MB/core 1.5 MB/core
Manufacture process 14 nm 14 nm
Max CPUs 1 1

overclocking

Overclocked clock speed 4 GHz 3.75 GHz
Overclocked clock speed (Water) 4 GHz 3.87 GHz
Overclocked clock speed (Air) 4 GHz 3.75 GHz

integrated graphics

GPU None GPU
Label N/A Intel® HD Graphics 530
Number of displays supported N/A 3
GPU clock speed N/A 350 MHz
Turbo clock speed N/A 1,150 MHz

memory controller

Memory controller Built-in Built-in
Memory type
DDR3L-1600
Channels Dual Channel Dual Channel
Supports ECC Yes No
Maximum bandwidth 25,600 MB/s 25,600 MB/s
Maximum memory size 65,536 MB 65,536 MB
Intel E3-1280V5
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Intel Core i5 6600
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