CPUBoss Review Our evaluation of C2558 vs C2550 among all CPUs

Performance

Benchmark performance using all cores
Atom C2558
5.2
Atom C2550
5.2
Atom C2750
5.4
PCMark 8 Home 3.0 Accelerated, PassMark and 1 more

Single-core Performance

Individual core benchmark performance
Atom C2558
5.4
Atom C2550
7.0
Atom C2750
7.1
PassMark (Single Core), Geekbench 3 Single Core and 1 more

Integrated Graphics

Integrated GPU performance for graphics
Atom C2558
n.d.
Atom C2550
n.d.
Atom C2750
n.d.
Sky Diver and Cloud Gate

Integrated Graphics (OpenCL)

Integrated GPU performance for parallel computing
Atom C2558
0.0
Atom C2550
0.0
Atom C2750
0.0
CompuBench 1.5 Bitcoin mining and 4 more

Performance per Watt

How efficiently does the processor use electricity?
Atom C2558
5.6
Atom C2550
5.7
Atom C2750
5.5
Sky Diver, Cloud Gate, CompuBench 1.5 Bitcoin mining and 11 more

Value

Are you paying a premium for performance?
Atom C2558
n.d.
Atom C2550
n.d.
Atom C2750
n.d.
Sky Diver, Cloud Gate, CompuBench 1.5 Bitcoin mining and 11 more
5.1

CPUBoss Score

Combination of all six facets
Atom C2558
4.7
Atom C2550
5.1
Atom C2750
5.1

Winner
Intel Atom C2550 

CPUBoss recommends the Intel Atom C2550  based on its performance, single-core performance and value.

See full details

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VS

Intel Atom C2558

Front view of Intel Atom C2558
Front view of Intel Atom C2550

Intel Atom C2550

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Differences What are the advantages of each

Front view of Intel Atom C2558

Reasons to consider the
Intel Atom C2558

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CPUBoss is not aware of any important advantages of the C2558 vs the C2550.
Front view of Intel Atom C2550

Reasons to consider the
Intel Atom C2550

Report a correction
Much better performance per watt 15.1 pt/W vs 4.2 pt/W More than 3.5x better performance per watt
Much better performance per dollar 2.46 pt/$ vs 0.61 pt/$ More than 4x better performance per dollar
Better overclocked clock speed (Air) 2.58 GHz vs 2.4 GHz Around 10% better overclocked clock speed (Air)

Benchmarks Real world tests of Atom C2558 vs C2550

GeekBench 3 (Multi-core) Data courtesy Primate Labs

Atom C2558
3,118
Atom C2550
3,615

GeekBench 3 (Single core) Data courtesy Primate Labs

Atom C2558
982
Atom C2550
1,028

GeekBench 3 (AES single core) Data courtesy Primate Labs

Atom C2558
396.2 MB/s
Atom C2550
422,300 MB/s

PassMark Data courtesy Passmark

Atom C2558
2,169
Atom C2550
2,329

PassMark (Single Core)

Atom C2558
551
Atom C2550
596

Specifications Full list of technical specs

summary

 Atom C2558  vs
C2550 
Clock speed 2.4 GHz 2.4 GHz
Cores Quad core Quad core

features
Has virtualization support Yes Yes
Instruction set extensions
SSE2
MMX
SSE3
EM64T
SSE
AES
Supports dynamic frequency scaling No No

power consumption
TDP 15W 14W
Annual home energy cost 3.61 $/year 3.37 $/year
Annual commercial energy cost 13.14 $/year 12.26 $/year
Performance per watt 4.2 pt/W 15.1 pt/W
Typical power consumption 12.19W 11.38W

bus
Architecture FSB FSB
Number of links 1 1

details

 Atom C2558  vs
C2550 
Architecture x86-64 x86-64
Threads 4 4
Manufacture process 22 nm 22 nm
Max CPUs 1 1

overclocking
Overclocked clock speed 2.4 GHz 2.58 GHz
Overclocked clock speed (Water) 2.4 GHz 2.4 GHz
Overclocked clock speed (Air) 2.4 GHz 2.58 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
Channels Dual Channel Dual Channel
Supports ECC Yes Yes
Maximum bandwidth 12,800 MB/s 12,800 MB/s
Maximum memory size 65,536 MB 65,536 MB
Intel Atom C2558
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Intel Atom C2550
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