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Differences What are the advantages of each

Front view of AMD Opteron 4240

Reasons to consider the
AMD Opteron 4240

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Much more l2 cache 6 MB vs 4 MB 50% more l2 cache; more data can be stored in the l2 cache for quick access later
More l3 cache 8 MB vs None Compared to all cpus, 8 MB l3 cache is just OK
Supports more CPUs in SMP configuration 2 vs 1 Twice as many CPUs in SMP configuration
More cores 6 vs 4 2 more cores; run more applications at once
More threads 6 vs 4 2 more threads
Slightly lower typical power consumption 77.19W vs 81.25W 5% lower typical power consumption
Slightly lower annual home energy cost 22.89 $/year vs 24.09 $/year Around 5% lower annual home energy cost
Slightly lower annual commercial energy cost 83.22 $/year vs 87.6 $/year Around 5% lower annual commercial energy cost
Front view of AMD A10 6800K

Reasons to consider the
AMD A10 6800K

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Is unlocked Yes vs No Somewhat common; An unlocked multiplier allows for easier overclocking
Higher clock speed 4.1 GHz vs 3.4 GHz More than 20% higher clock speed
Has a built-in GPU Yes vs No Somewhat common; A separate graphics adapter is not required
Higher turbo clock speed 4.4 GHz vs 3.8 GHz More than 15% higher turbo clock speed
Much better overclocked clock speed (Air) 4.9 GHz vs 3.4 GHz Around 45% better overclocked clock speed (Air)
Much better overclocked clock speed (Water) 5.22 GHz vs 3.4 GHz Around 55% better overclocked clock speed (Water)
Newer Jun, 2013 vs Jun, 2012 Release date a year later
Slightly higher Maximum operating temperature 74 °C vs 70.5 °C Around 5% higher Maximum operating temperature

Features Key features of the Opteron 4240  vs A10 6800K 

clock speed

Opteron 4240
3.4 GHz
A10 6800K
4.1 GHz

turbo clock speed

Opteron 4240
3.8 GHz
A10 6800K
4.4 GHz

L2 cache

overclocked clock speed (air)

Opteron 4240
3.4 GHz
A10 6800K
4.9 GHz

overclocked clock speed (water)

Opteron 4240
3.4 GHz
A10 6800K
5.22 GHz

TDP

Specifications Full list of technical specs

summary

Opteron 4240  vs
A10 6800K 
Clock speed 3.4 GHz 4.1 GHz
Turbo clock speed 3.8 GHz 4.4 GHz
Cores Hexa core Quad core
Is unlocked No Yes

features

Has a NX bit Yes Yes
Has virtualization support Yes Yes
Instruction set extensions
SSE4a
AVX 1.1
SSE2
F16C
MMX
SSE4
XOP
AVX
SSE3
SSE
BMI1
AMD64
SSE4.1
FMA4
FMA3
SSE4.2
ABM
CVT16
AMD-V
Supplemental SSE3
AES
TBM

power consumption

TDP 95W 100W
Annual home energy cost 22.89 $/year 24.09 $/year
Annual commercial energy cost 83.22 $/year 87.6 $/year
Typical power consumption 77.19W 81.25W

details

Opteron 4240  vs
A10 6800K 
Threads 6 4
L2 cache 6 MB 4 MB
L2 cache per core 1 MB/core 1 MB/core
L3 cache 8 MB None
Manufacture process 32 nm 32 nm
Max CPUs 2 1
Operating temperature Unknown - 70.5°C Unknown - 74°C

overclocking

Overclocked clock speed 3.4 GHz 4.9 GHz
Overclocked clock speed (Water) 3.4 GHz 5.22 GHz
Overclocked clock speed (Air) 3.4 GHz 4.9 GHz

integrated graphics

GPU None GPU
Label N/A Radeon™ HD 8670D
Latest DirectX N/A 11.0
GPU clock speed N/A 844 MHz

memory controller

Memory controller Built-in Built-in
Memory type
DDR3-2133
DDR3-1866
DDR3-1600
DDR3-1333
DDR3
AMD Opteron 4240
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AMD A10 6800K
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