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Differences What are the advantages of each

Front view of AMD Opteron 3280

Reasons to consider the
AMD Opteron 3280

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Much more l2 cache 8 MB vs 3 MB Around 2.8x more l2 cache; more data can be stored in the l2 cache for quick access later
More l3 cache 8 MB vs 6 MB Around 35% more l3 cache; more data can be stored in the l3 cache for quick access later
Much more l2 cache per core 1 MB/core vs 0.5 MB/core 2x more l2 cache per core
Significantly lower typical power consumption 52.81W vs 85.31W Around 40% lower typical power consumption
Newer manufacturing process 32 nm vs 45 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
More threads 8 vs 6 2 more threads
Significantly lower annual commercial energy cost 56.94 $/year vs 91.98 $/year Around 40% lower annual commercial energy cost
Significantly lower annual home energy cost 15.66 $/year vs 25.29 $/year Around 40% lower annual home energy cost
Newer Mar, 2012 vs Jul, 2009 Release date over 2 years later
Front view of AMD Opteron 2439 SE

Reasons to consider the
AMD Opteron 2439 SE

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Much higher clock speed 2.8 GHz vs 2.4 GHz More than 15% higher clock speed
Supports more CPUs in SMP configuration 2 vs 1 Twice as many CPUs in SMP configuration

Features Key features of the Opteron 3280  vs 2439 SE 

clock speed

Opteron 3280
2.4 GHz
Opteron 2439 SE
2.8 GHz

L2 cache

L3 cache

Specifications Full list of technical specs

summary

Opteron 3280  vs
2439 SE 
Clock speed 2.4 GHz 2.8 GHz
Cores Octa core Hexa core
Socket type
AM3+
F
Is unlocked No No

features

Has a NX bit Yes Yes
Has virtualization support Yes Yes
Instruction set extensions
SSE4a
SSE2
MMX
SSE4
SSE3
SSE
3DNow!
Supplemental SSE3
AES

power consumption

TDP 65W 105W
Annual home energy cost 15.66 $/year 25.29 $/year
Annual commercial energy cost 56.94 $/year 91.98 $/year
Typical power consumption 52.81W 85.31W

details

Opteron 3280  vs
2439 SE 
Threads 8 6
L2 cache 8 MB 3 MB
L2 cache per core 1 MB/core 0.5 MB/core
L3 cache 8 MB 6 MB
L3 cache per core 1 MB/core 1 MB/core
Manufacture process 32 nm 45 nm
Max CPUs 1 2
Clock multiplier 12 14
Operating temperature Unknown - 61.1°C 0 - 55°C

integrated graphics

GPU None None
Label N/A N/A
Latest DirectX N/A N/A
Number of displays supported N/A N/A
GPU clock speed N/A N/A
Turbo clock speed N/A N/A
3DMark06 N/A N/A

bus

Architecture HyperTransport 3.0 HyperTransport 3.0
Clock speed 2,600 MHz 2,200 MHz
AMD Opteron 3280
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AMD Opteron 2439 SE
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