CPUBoss Review Our evaluation of E3-1220L v3 vs C2558 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

5.3

CPUBoss Score

Combination of all six facets

Winner
Intel Xeon E3-1220L v3 

CPUBoss recommends the Intel Xeon E3-1220L v3  based on its single-core performance.

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VS

Differences What are the advantages of each

Front view of Intel Xeon E3-1220L v3

Reasons to consider the
Intel Xeon E3-1220L v3

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Supports dynamic frequency scaling Yes vs No Somewhat common; Allows for maximum performance when needed, while conserving power and minimizing heat production when not needed
Much better performance per watt 6.89 pt/W vs 4.2 pt/W Around 65% better performance per watt
Front view of Intel Atom C2558

Reasons to consider the
Intel Atom C2558

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Much higher clock speed 2.4 GHz vs 1.1 GHz Around 2.2x higher clock speed
More cores 4 vs 2 Twice as many cores; run more applications at once
Much better overclocked clock speed (Air) 2.4 GHz vs 1.8 GHz Around 35% better overclocked clock speed (Air)
Much better overclocked clock speed (Water) 2.4 GHz vs 1.8 GHz Around 35% better overclocked clock speed (Water)
Supports more RAM 65,536 MB vs 32,768 MB Supports 2x more RAM

Benchmarks Real world tests of Xeon E3-1220L v3 vs Atom C2558

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

Xeon E3-1220L v3  vs
Atom C2558 
Clock speed 1.1 GHz 2.4 GHz
Cores Dual core Quad core

features

Has a NX bit 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 No

power consumption

TDP 13W 15W
Annual home energy cost 3.13 $/year 3.61 $/year
Annual commercial energy cost 11.39 $/year 13.14 $/year
Performance per watt 6.89 pt/W 4.2 pt/W
Typical power consumption 10.56W 12.19W

bus

Architecture DMI FSB
Number of links 0 1

details

Xeon E3-1220L v3  vs
Atom C2558 
Architecture x86-64 x86-64
Threads 4 4
Manufacture process 22 nm 22 nm
Max CPUs 1 1

overclocking

Overclocked clock speed 1.8 GHz 2.4 GHz
Overclocked clock speed (Water) 1.8 GHz 2.4 GHz
Overclocked clock speed (Air) 1.8 GHz 2.4 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
Memory type
DDR3-1600
DDR3-1333
DDR3
Channels Dual Channel Dual Channel
Supports ECC Yes Yes
Maximum bandwidth 25,600 MB/s 12,800 MB/s
Maximum memory size 32,768 MB 65,536 MB
Intel Xeon E3-1220L v3
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Intel Atom C2558
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