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Differences What are the advantages of each

Front view of Intel Celeron 1007U

Reasons to consider the
Intel Celeron 1007U

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Significantly newer manufacturing process 22 nm vs 32 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
Much lower typical power consumption 13.81W vs 52.81W 3.8x lower typical power consumption
Much lower annual home energy cost 4.1 $/year vs 15.66 $/year 3.8x lower annual home energy cost
Much lower annual commercial energy cost 14.89 $/year vs 56.94 $/year 3.8x lower annual commercial energy cost
Front view of AMD Opteron 43GK HE

Reasons to consider the
AMD Opteron 43GK HE

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Much more l2 cache 8 MB vs 0.5 MB 16x more l2 cache; more data can be stored in the l2 cache for quick access later
Significantly higher clock speed 2.6 GHz vs 1.5 GHz Around 75% higher clock speed
More l3 cache 8 MB vs 2 MB 4x more l3 cache; more data can be stored in the l3 cache for quick access later
More cores 8 vs 2 6 more cores; run more applications at once
Much more l2 cache per core 1 MB/core vs 0.25 MB/core 4x more l2 cache per core
Supports more CPUs in SMP configuration 2 vs 1 Twice as many CPUs in SMP configuration
More threads 8 vs 2 6 more threads
Significantly better overclocked clock speed (Air) 2.6 GHz vs 1.5 GHz Around 75% better overclocked clock speed (Air)
Significantly better overclocked clock speed (Water) 2.6 GHz vs 1.5 GHz Around 75% better overclocked clock speed (Water)

Features Key features of the Celeron 1007U  vs Opteron 43GK HE 

clock speed

Celeron 1007U
1.5 GHz
Opteron 43GK HE
2.6 GHz

L2 cache

L3 cache

overclocked clock speed (air)

Celeron 1007U
1.5 GHz
Opteron 43GK HE
2.6 GHz

overclocked clock speed (water)

Celeron 1007U
1.5 GHz
Opteron 43GK HE
2.6 GHz

Specifications Full list of technical specs

summary

Celeron 1007U  vs
Opteron 43GK HE 
Clock speed 1.5 GHz 2.6 GHz
Cores Dual core Octa core
Socket type
BGA 1023
C32

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
CLMUL
AMD64
SSE4.1
FMA4
FMA3
SSE4.2
CVT16
AMD-V
Supplemental SSE3
AES
Supports dynamic frequency scaling Yes Yes

memory controller

Memory controller Built-in Built-in
Channels Dual Channel Dual Channel
Supports ECC No Yes

details

Celeron 1007U  vs
Opteron 43GK HE 
Threads 2 8
L2 cache 0.5 MB 8 MB
L2 cache per core 0.25 MB/core 1 MB/core
L3 cache 2 MB 8 MB
L3 cache per core 1 MB/core 1 MB/core
Manufacture process 22 nm 32 nm
Max CPUs 1 2
Clock multiplier 15 13

overclocking

Overclocked clock speed 1.5 GHz 2.6 GHz
Overclocked clock speed (Water) 1.5 GHz 2.6 GHz
Overclocked clock speed (Air) 1.5 GHz 2.6 GHz

power consumption

TDP 17W 65W
Annual home energy cost 4.1 $/year 15.66 $/year
Annual commercial energy cost 14.89 $/year 56.94 $/year
Typical power consumption 13.81W 52.81W

bus

Architecture DMI HyperTransport 3.0
Transfer rate 5,000 MT/s 6,400 MT/s
Intel Celeron 1007U
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AMD Opteron 43GK HE
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