Intel Atom E640T

older Released September, 2010

1 GHz
Single core

clock speed

Atom E640T
1 GHz

2.3 GHz

1.7 GHz

L2 cache

Atom E640T
0.5 MB

0.5 MB

0.5 MB

gpu clock speed

Atom E640T
320 MHz

200 MHz

300 MHz

overclocked clock speed (air)

Atom E640T
1 GHz

2.8 GHz

1.81 GHz

overclocked clock speed (water)

Atom E640T
1 GHz

2.8 GHz

1.7 GHz

TDP

Atom E640T
3.6W

15W

15W

summary

Clock speed	1 GHz
Cores	Single core

features

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

power consumption

TDP	3.6W
Typical power consumption	2.92W

bus

Architecture	FSB
Number of links	1
Clock speed	2,500 MHz

details

Threads	2 threads
L2 cache	0.5 MB
L2 cache per core	0.5 MB/core
Manufacture process	45 nm
Max CPUs	1
Clock multiplier	10
Voltage range	0.75 - 0.9V
Architecture	x86

overclocking

Overclocked clock speed	1 GHz
Overclocked clock speed (Water)	1 GHz
Overclocked clock speed (Air)	1 GHz

integrated graphics

GPU	GPU
Label	Integrated
GPU clock speed	320 MHz

memory controller

Memory controller	Built-in
Memory type	DDR2-800 DDR2
Channels	Single Channel
Supports ECC	No
Maximum bandwidth	6,400 MB/s
Maximum memory size	2,048 MB

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