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Differences What are the advantages of each

Front view of Intel Xeon E3-1258L v4

Reasons to consider the
Intel Xeon E3-1258L v4

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Much newer manufacturing process 14 nm vs 90 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
More cores 4 vs 1 3 more cores; run more applications at once
More threads 8 vs 1 7 more threads
Much lower typical power consumption 38.19W vs 75.24W Around 50% lower typical power consumption
Newer Apr, 2015 vs Aug, 2005 Release date over 9 years later
Much lower annual commercial energy cost 41.17 $/year vs 81.12 $/year Around 50% lower annual commercial energy cost
Much lower annual home energy cost 11.32 $/year vs 22.31 $/year Around 50% lower annual home energy cost
Front view of AMD Opteron 254

Reasons to consider the
AMD Opteron 254

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Much higher clock speed 2.8 GHz vs 1.8 GHz More than 55% higher clock speed
Much better overclocked clock speed (Air) 3 GHz vs 1.8 GHz More than 65% better overclocked clock speed (Air)
Much better overclocked clock speed (Water) 2.8 GHz vs 1.8 GHz More than 55% better overclocked clock speed (Water)
Supports more CPUs in SMP configuration 2 vs 1 Twice as many CPUs in SMP configuration

Features Key features of the Xeon E3-1258L v4  vs Opteron 254 

clock speed

Opteron 254
2.8 GHz

overclocked clock speed (air)

overclocked clock speed (water)

Opteron 254
2.8 GHz

Specifications Full list of technical specs

summary

Xeon E3-1258L v4  vs
Opteron 254 
Clock speed 1.8 GHz 2.8 GHz
Cores Quad core Single core

features

Has a NX bit Yes Yes
Instruction set extensions
SSE2
MMX
SSE4
AVX
SSE3
SSE
SSE4.1
SSE4.2
3DNow!
Supplemental SSE3
AES
AVX 2.0
Supports dynamic frequency scaling Yes Yes

details

Xeon E3-1258L v4  vs
Opteron 254 
Threads 8 1
Manufacture process 14 nm 90 nm
Max CPUs 1 2

overclocking

Overclocked clock speed 1.8 GHz 3 GHz
Overclocked clock speed (Water) 1.8 GHz 2.8 GHz
Overclocked clock speed (Air) 1.8 GHz 3 GHz

power consumption

TDP 47W 92.6W
Annual home energy cost 11.32 $/year 22.31 $/year
Annual commercial energy cost 41.17 $/year 81.12 $/year
Typical power consumption 38.19W 75.24W
Intel Xeon E3-1258L v4
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AMD Opteron 254
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