CPUBoss Review Our evaluation of N2840 vs Z3735G among laptop CPUs (up to 15W)

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

7.6

CPUBoss Score

Combination of all six facets

Winner
Intel Celeron N2840 

CPUBoss recommends the Intel Celeron N2840  based on its .

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VS

Differences What are the advantages of each

Front view of Intel Celeron N2840

Reasons to consider the
Intel Celeron N2840

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CPUBoss is not aware of any important advantages of the Celeron N2840 vs the Atom Z3735G.

Front view of Intel Atom Z3735G

Reasons to consider the
Intel Atom Z3735G

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CPUBoss is not aware of any important advantages of the Atom Z3735G vs the Celeron N2840.

Benchmarks Real world tests of Celeron N2840 vs Atom Z3735G

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 N2840
60,300 MB/s
Atom Z3735G
279,100 MB/s

3D Mark 06 (CPU)

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

Celeron N2840  vs
Atom Z3735G 
Clock speed 2.16 GHz 1.33 GHz
Turbo clock speed 2.58 GHz 1.58 GHz
Cores Dual core Quad core
Is unlocked No No

features

Has a NX bit Yes Yes
Has virtualization support Yes Yes
Supports dynamic frequency scaling Yes Yes

integrated graphics

GPU GPU GPU
Label Intel® HD Graphics Intel® HD Graphics
GPU clock speed 311 MHz 311 MHz
Turbo clock speed 792 MHz 646 MHz

memory controller

Memory controller Built-in Built-in
Memory type
DDR3
Channels Dual Channel Single Channel
Supports ECC No No
Maximum bandwidth 12,800 MB/s 6,400 MB/s
Maximum memory size 8,192 MB 1,024 MB

details

Celeron N2840  vs
Atom Z3735G 
Architecture x86-64 x86-64
Threads 2 4
L2 cache 1 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 2.58 GHz 1.83 GHz
Overclocked clock speed (Water) 2.17 GHz 1.83 GHz
Overclocked clock speed (Air) 2.58 GHz 1.83 GHz

power consumption

TDP 7.5W 2.2W
Annual home energy cost 1.81 $/year 0.53 $/year
Performance per watt 7.07 pt/W 60.06 pt/W
Typical power consumption 6.09W 1.79W

bus

Architecture FSB FSB
Number of links 1 1
Intel Celeron N2840
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Intel Atom Z3735G
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