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Differences What are the advantages of each

Front view of Intel Celeron 3755U

Reasons to consider the
Intel Celeron 3755U

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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
Front view of Intel Celeron 2981U

Reasons to consider the
Intel Celeron 2981U

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CPUBoss is not aware of any important advantages of the 2981U vs the 3755U.

Benchmarks Real world tests of Celeron 3755U vs 2981U

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

Celeron 3755U  vs
2981U 
Clock speed 1.7 GHz 1.6 GHz
Cores Dual core Dual core

features

Has a NX bit Yes Yes
Supports trusted computing No No
Has virtualization support Yes Yes
Instruction set extensions
SSE2
MMX
SSE4
SSE3
EM64T
SSE
SSE4.1
SSE4.2
Supplemental SSE3
Supports dynamic frequency scaling Yes No

power consumption

TDP 15W 15W
Annual home energy cost 3.61 $/year 3.61 $/year
Performance per watt 5.89 pt/W 5.69 pt/W
Typical power consumption 12.19W 12.19W

bus

Architecture DMI 2.0 DMI 2.0
Number of links 1 1
Transfer rate 5,000 MT/s 5,000 MT/s

details

Celeron 3755U  vs
2981U 
Architecture x86-64 x86-64
Threads 2 2
L2 cache 0.5 MB 0.5 MB
L2 cache per core 0.25 MB/core 0.25 MB/core
L3 cache 2 MB 2 MB
L3 cache per core 1 MB/core 1 MB/core
Manufacture process 14 nm 22 nm
Max CPUs 1 1

overclocking

Overclocked clock speed 1.7 GHz 1.6 GHz
Overclocked clock speed (Water) 1.7 GHz 1.6 GHz
Overclocked clock speed (Air) 1.7 GHz 1.6 GHz

integrated graphics

GPU GPU GPU
Label Intel® HD Graphics HD
Number of displays supported 3 3
GPU clock speed 100 MHz 200 MHz
Turbo clock speed 800 MHz 1,000 MHz

memory controller

Memory controller Built-in Built-in
Memory type
DDR3-1600
DDR3
Channels Dual Channel Dual Channel
Maximum bandwidth 25,600 MB/s 25,600 MB/s
Maximum memory size 16,384 MB 16,384 MB
Intel Celeron 3755U
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Intel Celeron 2981U
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