AMD Opteron 854 

Released August, 2005
  • 2.8 GHz
  • Single core

Features Key features of the AMD Opteron 854

clock speed

Opteron 854
2.8 GHz
Core i5 2500
3.3 GHz
Xeon W3520
2.66 GHz

L2 cache

Opteron 854
1 MB
Xeon W3520
1 MB

overclocked clock speed (air)

Opteron 854
2.97 GHz
Xeon W3520
4.38 GHz
Core i5 2500
3.69 GHz

overclocked clock speed (water)

Opteron 854
2.8 GHz
Core i5 2500
4.23 GHz
Xeon W3520
2.66 GHz

TDP

Opteron 854
92.6W
Xeon W3520
130W

Specifications Full list of technical specs

summary

Clock speed 2.8 GHz
Cores Single core
Socket type 940

features

Has a NX bit Yes
Instruction set extensions
  1. MMX
  2. SSE
  3. SSE2
  4. 3DNow!
  5. SSE3
Supports dynamic frequency scaling Yes

details

Threads 1 thread
L2 cache 1 MB
L2 cache per core 1 MB/core
Manufacture process 90 nm
Max CPUs 8
Clock multiplier 14
Voltage range 1.3 - UnknownV
Operating temperature 0 - 67°C

overclocking

Overclocked clock speed 2.97 GHz
Overclocked clock speed (Water) 2.8 GHz
PassMark (Overclocked) 1,056.7
Overclocked clock speed (Air) 2.97 GHz

power consumption

TDP 92.6W
Annual home energy cost 22.31 $/year
Annual commercial energy cost 81.12 $/year
Typical power consumption 75.24W
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