Intel Atom E645C 

Released November, 2010
  • 1 GHz
  • Single core

Features Key features of the Intel Atom E645C

clock speed

Atom E645C
1 GHz
Core i5 750
2.66 GHz
Core2 Duo T5670
1.8 GHz

L2 cache

Atom E645C
0.5 MB

gpu clock speed

Atom E645C
320 MHz

overclocked clock speed (air)

Atom E645C
1 GHz
Core i5 750
4.14 GHz
Core2 Duo T5670
2.12 GHz

overclocked clock speed (water)

Atom E645C
1 GHz
Core i5 750
3.98 GHz
Core2 Duo T5670
1.8 GHz

TDP

Atom E645C
7W

Specifications Full list of technical specs

summary

Clock speed 1 GHz
Cores Single core

features

Has a NX bit No
Has virtualization support Yes
Instruction set extensions
  1. MMX
  2. SSE
  3. SSE2
  4. SSE3
  5. Supplemental SSE3
Supports dynamic frequency scaling Yes

power consumption

TDP 7W
Typical power consumption 5.69W

bus

Architecture FSB
Transfer rate 2,500 MT/s

details

Threads 2 threads
L2 cache 0.5 MB
L2 cache per core 0.5 MB/core
Manufacture process 45 nm
Max CPUs 1
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
  1. DDR2-800
  2. DDR2
Channels Single Channel
Supports ECC No
Maximum bandwidth 6,400 MB/s
Maximum memory size 3,000.32 MB
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