CPUBoss Review Our evaluation of N3540 vs N2940 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

No winner declared

Too close to call

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VS

Intel Pentium N3540

CPUBoss Winner
Front view of Intel Pentium N3540

Differences What are the advantages of each

Front view of Intel Pentium N3540

Reasons to consider the
Intel Pentium N3540

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Much better 3DMark06 CPU score 25.7 vs 23 More than 10% better 3DMark06 CPU score
Much better geekbench 3 AES single core score 62,600 MB/s vs 52,800 MB/s Around 20% better geekbench 3 AES single core score
Higher turbo clock speed 2.66 GHz vs 2.25 GHz Around 20% higher turbo clock speed
Higher clock speed 2.16 GHz vs 1.83 GHz Around 20% higher clock speed
Better turbo clock speed 896 MHz vs 854 MHz Around 5% better turbo clock speed
Better overclocked clock speed (Air) 2.65 GHz vs 2.25 GHz Around 20% better overclocked clock speed (Air)
Front view of Intel Celeron N2940

Reasons to consider the
Intel Celeron N2940

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Better performance per dollar 0.55 pt/$ vs 0.39 pt/$ More than 40% better performance per dollar

Benchmarks Real world tests of Pentium N3540 vs Celeron N2940

CompuBench 1.5 (Bitcoin mining) Data courtesy CompuBench

Pentium N3540
1.84 mHash/s
Celeron N2940
1.83 mHash/s

CompuBench 1.5 (Face detection)

Pentium N3540
1.09 mPixels/s
Celeron N2940
1.14 mPixels/s

CompuBench 1.5 (T-Rex) Data courtesy CompuBench

Pentium N3540
0.13 fps
Celeron N2940
0.13 fps

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

Pentium N3540
62,600 MB/s
Celeron N2940
52,800 MB/s

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

Pentium N3540  vs
Celeron N2940 
Clock speed 2.16 GHz 1.83 GHz
Turbo clock speed 2.66 GHz 2.25 GHz
Cores Quad core Quad core

features

Has a NX bit Yes Yes
Has virtualization support Yes Yes
Instruction set extensions
SSE2
MMX
SSE3
EM64T
SSE
AES
Supports dynamic frequency scaling Yes Yes

power consumption

TDP 7.5W 7.5W
Annual home energy cost 1.81 $/year 1.81 $/year
Annual commercial energy cost 6.57 $/year 6.57 $/year
Performance per watt 8.3 pt/W 7.82 pt/W
Typical power consumption 6.09W 6.09W

bus

Architecture FSB FSB
Number of links 1 1

details

Pentium N3540  vs
Celeron N2940 
Architecture x86-64 x86-64
Threads 4 4
L2 cache 2 MB 2 MB
L2 cache per core 0.5 MB/core 0.5 MB/core
Manufacture process 22 nm 22 nm
Max CPUs 1 1

overclocking

Overclocked clock speed 2.65 GHz 2.25 GHz
Overclocked clock speed (Water) 2.17 GHz 2.25 GHz
Overclocked clock speed (Air) 2.65 GHz 2.25 GHz

integrated graphics

GPU GPU GPU
Label Intel® HD Graphics Intel® HD Graphics
Number of displays supported 2 2
GPU clock speed 313 MHz 313 MHz
Turbo clock speed 896 MHz 854 MHz

memory controller

Memory controller Built-in Built-in
Memory type
DDR3
Channels Dual Channel Dual Channel
Supports ECC No No
Maximum bandwidth 12,800 MB/s 12,800 MB/s
Maximum memory size 8,192 MB 8,192 MB
Intel Pentium N3540
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Intel Celeron N2940
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