CPUBoss Review Our evaluation of E5-2643V4 vs E5-2603V4 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

E5-2643V4
n.d.
E5-2603V4
n.d.
E5-2620V4
n.d.
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?

E5-2643V4
n.d.
E5-2603V4
n.d.
E5-2620V4
n.d.
Sky Diver, Cloud Gate, CompuBench 1.5 Bitcoin mining and 11 more

6

CPUBoss Score

Combination of all six facets

Winner
Intel E5-2643V4 

CPUBoss recommends the Intel E5-2643V4  based on its performance and single-core performance.

See full details

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VS

Intel E5-2643V4

CPUBoss Winner
Front view of Intel E5-2643V4

Differences What are the advantages of each

Front view of Intel E5-2643V4

Reasons to consider the
Intel E5-2643V4

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Much higher clock speed 3.4 GHz vs 1.7 GHz 2x higher clock speed
More l3 cache 20 MB vs 15 MB Around 35% more l3 cache; more data can be stored in the l3 cache for quick access later
Much better PassMark (Single core) score 2,057 vs 974 More than 2x better PassMark (Single core) score
Much better PassMark score 13,395 vs 5,621 Around 2.5x better PassMark score
More threads 12 vs 6 Twice as many threads
Significantly better overclocked clock speed (Air) 3.4 GHz vs 2.3 GHz Around 50% better overclocked clock speed (Air)
Significantly more l3 cache per core 3.33 MB/core vs 2.5 MB/core Around 35% more l3 cache per core
Much better overclocked clock speed (Water) 3.4 GHz vs 1.7 GHz 2x better overclocked clock speed (Water)
Better performance per watt 2.88 pt/W vs 1.99 pt/W Around 45% better performance per watt
Front view of Intel E5-2603V4

Reasons to consider the
Intel E5-2603V4

Report a correction
Much lower typical power consumption 69.06W vs 109.69W More than 35% lower typical power consumption
Much better performance per dollar 0.8 pt/$ vs 0.25 pt/$ Around 3.2x better performance per dollar
Much lower annual home energy cost 20.48 $/year vs 32.52 $/year More than 35% lower annual home energy cost
Much lower annual commercial energy cost 74.46 $/year vs 118.26 $/year More than 35% lower annual commercial energy cost

Benchmarks Real world tests of E5-2643V4 vs E5-2603V4

PassMark Data courtesy Passmark

E5-2643V4
13,395
E5-2603V4
5,621

PassMark (Single Core)

E5-2643V4
2,057
E5-2603V4
974

Specifications Full list of technical specs

summary

E5-2643V4  vs
E5-2603V4 
Clock speed 3.4 GHz 1.7 GHz
Cores Hexa core Hexa core

features

Has a NX bit Yes Yes
Supports trusted computing Yes Yes
Has virtualization support Yes Yes
Instruction set extensions
AES
AVX
AVX 2.0
Supports dynamic frequency scaling Yes Yes

power consumption

TDP 135W 85W
Annual home energy cost 32.52 $/year 20.48 $/year
Annual commercial energy cost 118.26 $/year 74.46 $/year
Performance per watt 2.88 pt/W 1.99 pt/W
Typical power consumption 109.69W 69.06W

bus

Architecture QPI QPI
Number of links 2 2
Data rate 76,800 MB/s 51,200 MB/s
Transfer rate 9,600 MT/s 6,400 MT/s
Clock speed 4,800 MHz 3,200 MHz

details

E5-2643V4  vs
E5-2603V4 
Architecture x86-64 x86-64
Threads 12 6
L3 cache 20 MB 15 MB
L3 cache per core 3.33 MB/core 2.5 MB/core
Manufacture process 14 nm 14 nm
Max CPUs 2 2
Operating temperature Unknown - 75°C Unknown - 73°C

overclocking

Overclocked clock speed 3.4 GHz 2.3 GHz
Overclocked clock speed (Water) 3.4 GHz 1.7 GHz
Overclocked clock speed (Air) 3.4 GHz 2.3 GHz

integrated graphics

GPU None None
Label N/A N/A
Latest DirectX N/A N/A
Number of displays supported N/A N/A
GPU clock speed N/A N/A
Turbo clock speed N/A N/A
3DMark06 N/A N/A

memory controller

Memory controller Built-in Built-in
Channels Quad Channel Quad Channel
Supports ECC Yes Yes
Maximum memory size 1,572,864 MB 1,572,864 MB
Intel E5-2643V4
Report a correction
Intel E5-2603V4
Report a correction

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