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Differences What are the advantages of each

Front view of AMD Opteron 8384

Reasons to consider the
AMD Opteron 8384

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Much higher clock speed 2.7 GHz vs 2.4 GHz Around 15% higher clock speed
Significantly lower typical power consumption 60.94W vs 93.44W Around 35% lower typical power consumption
Supports more CPUs in SMP configuration 8 vs 4 Twice as many CPUs in SMP configuration
Significantly more l3 cache per core 1.5 MB/core vs 0.98 MB/core Around 55% more l3 cache per core
Significantly lower annual commercial energy cost 65.7 $/year vs 100.74 $/year Around 35% lower annual commercial energy cost
Significantly lower annual home energy cost 18.07 $/year vs 27.7 $/year Around 35% lower annual home energy cost
Front view of AMD Opteron 6278

Reasons to consider the
AMD Opteron 6278

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Much more l2 cache 16 MB vs 2 MB 8x more l2 cache; more data can be stored in the l2 cache for quick access later
Much more l3 cache 15.63 MB vs 6 MB More than 2.5x more l3 cache; more data can be stored in the l3 cache for quick access later
More threads 16 vs 4 12 more threads
More cores 16 vs 4 12 more cores; run more applications at once
Much more l2 cache per core 1 MB/core vs 0.5 MB/core 2x more l2 cache per core
Much better overclocked clock speed (Air) 3.3 GHz vs 2.7 GHz More than 20% better overclocked clock speed (Air)
Newer manufacturing process 32 nm vs 45 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
Much better overclocked clock speed (Water) 3.3 GHz vs 2.7 GHz More than 20% better overclocked clock speed (Water)
Newer Jun, 2012 vs Nov, 2008 Release date over 3 years later

Features Key features of the Opteron 8384  vs 6278 

clock speed

Opteron 8384
2.7 GHz
Opteron 6278
2.4 GHz

L2 cache

L3 cache

Opteron 6278
15.63 MB

overclocked clock speed (air)

Opteron 8384
2.7 GHz
Opteron 6278
3.3 GHz

overclocked clock speed (water)

Opteron 8384
2.7 GHz
Opteron 6278
3.3 GHz

TDP

Specifications Full list of technical specs

summary

Opteron 8384  vs
6278 
Clock speed 2.7 GHz 2.4 GHz
Cores Quad core 16 core
Socket type
F
G34
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 75W 115W
Annual home energy cost 18.07 $/year 27.7 $/year
Annual commercial energy cost 65.7 $/year 100.74 $/year
Typical power consumption 60.94W 93.44W

bus

Clock speed 2,200 MHz 3,200 MHz

details

Opteron 8384  vs
6278 
Threads 4 16
L2 cache 2 MB 16 MB
L2 cache per core 0.5 MB/core 1 MB/core
L3 cache 6 MB 15.63 MB
L3 cache per core 1.5 MB/core 0.98 MB/core
Manufacture process 45 nm 32 nm
Max CPUs 8 4
Clock multiplier 13 12
Operating temperature 0 - 55°C Unknown - 69°C

overclocking

Overclocked clock speed 2.7 GHz 3.3 GHz
Overclocked clock speed (Water) 2.7 GHz 3.3 GHz
Overclocked clock speed (Air) 2.7 GHz 3.3 GHz

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
AMD Opteron 8384
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AMD Opteron 6278
Report a correction

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