CPUBoss Review Our evaluation of 2955U vs 250u 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

7.8

CPUBoss Score

Combination of all six facets

Winner
Intel Celeron 2955U 

CPUBoss recommends the Intel Celeron 2955U  based on its performance, single-core performance and power consumption.

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VS

Differences What are the advantages of each

Front view of Intel Celeron 2955U

Reasons to consider the
Intel Celeron 2955U

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Much better geekbench 3 AES single core score 93,200 MB/s vs 63,700 MB/s More than 45% better geekbench 3 AES single core score
Much newer manufacturing process 22 nm vs 45 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
Has a built-in GPU Yes vs No Somewhat common; A separate graphics adapter is not required
Has virtualization support Yes vs No Somewhat common; Boosts performance of virtual machines
Significantly better performance per watt 6.2 pt/W vs 2.52 pt/W Around 2.5x better performance per watt
Lower typical power consumption 12.19W vs 20.31W 40% lower typical power consumption
More l3 cache per core 1 MB/core vs 0.5 MB/core 2x more l3 cache per core
Lower annual home energy cost 3.61 $/year vs 6.02 $/year 40% lower annual home energy cost
Lower annual commercial energy cost 13.14 $/year vs 21.9 $/year Around 40% lower annual commercial energy cost
Front view of AMD Athlon II X2 250u

Reasons to consider the
AMD Athlon II X2 250u

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Much more l2 cache 2 MB vs 0.5 MB 4x more l2 cache; more data can be stored in the l2 cache for quick access later
Higher clock speed 1.6 GHz vs 1.4 GHz Around 15% higher clock speed
Much more l2 cache per core 1 MB/core vs 0.25 MB/core 4x more l2 cache per core
Significantly better overclocked clock speed (Air) 2.54 GHz vs 1.41 GHz More than 80% better overclocked clock speed (Air)
Slightly better overclocked clock speed (Water) 1.6 GHz vs 1.4 GHz Around 15% better overclocked clock speed (Water)

Benchmarks Real world tests of Celeron 2955U vs Athlon II X2 250u

GeekBench 3 (Multi-core) Data courtesy Primate Labs

GeekBench 3 (Single core) Data courtesy Primate Labs

GeekBench 3 (AES single core) Data courtesy Primate Labs

Celeron 2955U
93,200 MB/s
Athlon II X2 250u
63,700 MB/s

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

Celeron 2955U  vs
Athlon II X2 250u 
Clock speed 1.4 GHz 1.6 GHz
Cores Dual core Dual core
Socket type
BGA 1168
AM3
Is unlocked No No

features

Has a NX bit Yes Yes
Has virtualization support Yes No
Instruction set extensions
SSE4a
SSE2
MMX
SSE4
SSE3
SSE
SSE4.1
SSE4.2
3DNow!
Supplemental SSE3
Supports dynamic frequency scaling Yes Yes

power consumption

TDP 15W 25W
Annual home energy cost 3.61 $/year 6.02 $/year
Annual commercial energy cost 13.14 $/year 21.9 $/year
Performance per watt 6.2 pt/W 2.52 pt/W
Typical power consumption 12.19W 20.31W

details

Celeron 2955U  vs
Athlon II X2 250u 
Architecture x86-64 x86-64
Threads 2 2
L2 cache 0.5 MB 2 MB
L2 cache per core 0.25 MB/core 1 MB/core
L3 cache 2 MB 1 MB
L3 cache per core 1 MB/core 0.5 MB/core
Manufacture process 22 nm 45 nm
Max CPUs 1 1

overclocking

Overclocked clock speed 1.41 GHz 2.54 GHz
Overclocked clock speed (Water) 1.4 GHz 1.6 GHz
Overclocked clock speed (Air) 1.41 GHz 2.54 GHz

integrated graphics

GPU GPU None
Label HD (Haswell) N/A
Number of displays supported 3 N/A
GPU clock speed 200 MHz N/A
Turbo clock speed 1,000 MHz N/A
Intel Celeron 2955U
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AMD Athlon II X2 250u
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