summary	Atom Z670	Z650
Clock speed	1.5 GHz	1.2 GHz
Cores	Single core	Single core
features
Has a NX bit	Yes	Yes
Has virtualization support	No	No
Instruction set extensions
SSE2
MMX
SSE3
SSE
Supplemental SSE3
Supports dynamic frequency scaling	Yes	Yes
power consumption
TDP	3W	3W
Annual home energy cost	0.72 $/year	0.72 $/year
Typical power consumption	2.44W	2.44W
bus
Architecture	FSB	FSB
Number of links	1	1

details	Atom Z670	Z650
Architecture	x86	x86
Threads	2	2
L2 cache	0.5 MB	0.5 MB
L2 cache per core	0.5 MB/core	0.5 MB/core
Manufacture process	45 nm	45 nm
Max CPUs	1	1
Voltage range	1.11 - 1.5V	1.11 - 1.5V
Operating temperature	Unknown - 90°C	Unknown - 90°C
overclocking
Overclocked clock speed	1.5 GHz	1.2 GHz
Overclocked clock speed (Water)	1.5 GHz	1.2 GHz
Overclocked clock speed (Air)	1.5 GHz	1.2 GHz
integrated graphics
GPU	GPU	GPU
Label	Integrated	Integrated
GPU clock speed	400 MHz	400 MHz
memory controller
Memory controller	Built-in	Built-in
Memory type
DDR2-800
DDR2
Channels	Single Channel	Single Channel
Supports ECC	No	No
Maximum bandwidth	6,400 MB/s	6,400 MB/s
Maximum memory size	3,000.32 MB	3,000.32 MB

Intel Atom Z670 vs Z650

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