summary	Celeron 847	Atom N2800
Clock speed	1.1 GHz	1.86 GHz
Cores	Dual core	Dual 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
AES
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	5.28 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	Atom N2800
Architecture	x86-64	x86-64
Threads	2	4
L2 cache	1 MB	1 MB
L2 cache per core	0.5 MB/core	0.5 MB/core
Manufacture process	32 nm	32 nm
Max CPUs	1	1
Operating temperature	Unknown - 100°C	Unknown - 100°C
overclocking
Overclocked clock speed	1.1 GHz	1.87 GHz
Overclocked clock speed (Water)	1.1 GHz	1.87 GHz
Overclocked clock speed (Air)	1.1 GHz	1.87 GHz
integrated graphics
GPU	GPU	GPU
GPU clock speed	350 MHz	640 MHz
memory controller
Memory controller	Built-in	Built-in
Memory type
DDR3-1333
DDR3-1066
DDR3
Channels	Dual Channel	Single Channel
Maximum bandwidth	21,333.32 MB/s	6,400 MB/s
Maximum memory size	16,384 MB	4,997.12 MB

Intel Celeron 847 vs Atom N2800

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