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Differences What are the advantages of each

Front view of Intel Celeron 847

Reasons to consider the
Intel Celeron 847

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Has virtualization support Yes vs No Somewhat common; Boosts performance of virtual machines
Front view of Intel Atom N455

Reasons to consider the
Intel Atom N455

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CPUBoss is not aware of any important advantages of the Atom N455 vs the Celeron 847.

Benchmarks Real world tests of Celeron 847 vs Atom N455

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 847
54,500 MB/s
Atom N455
25,700 MB/s

GeekBench (32-bit) Data courtesy Primate Labs

GeekBench

3D Mark 06 (CPU)

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

Celeron 847  vs
Atom N455 
Clock speed 1.1 GHz 1.66 GHz
Cores Dual core Single core

features

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

power consumption

TDP 17W 6.5W
Annual home energy cost 4.1 $/year 1.57 $/year
Performance per watt 3.23 pt/W 3.88 pt/W
Typical power consumption 13.81W 5.28W

bus

Architecture DMI DMI
Number of links 1 1
Transfer rate 5,000 MT/s 2,500 MT/s

details

Celeron 847  vs
Atom N455 
Architecture x86-64 x86-64
Threads 2 2
L2 cache 1 MB 0.5 MB
L2 cache per core 0.5 MB/core 0.5 MB/core
Manufacture process 32 nm 45 nm
Max CPUs 1 1
Clock multiplier 11 10

overclocking

Overclocked clock speed 1.1 GHz 1.88 GHz
Overclocked clock speed (Water) 1.1 GHz 1.67 GHz
Overclocked clock speed (Air) 1.1 GHz 1.88 GHz

integrated graphics

GPU GPU GPU
GPU clock speed 350 MHz 200 MHz

memory controller

Memory controller Built-in Built-in
Memory type
DDR3-1333
DDR3-1066
DDR3
DDR2
Channels Dual Channel Single Channel
Maximum bandwidth 21,333.32 MB/s 3,200 MB/s
Maximum memory size 16,384 MB 2,048 MB
Intel Celeron 847
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Intel Atom N455
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