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Differences What are the advantages of each

Front view of Intel Xeon E3-1260L v5

Reasons to consider the
Intel Xeon E3-1260L v5

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Significantly higher clock speed 2.9 GHz vs 2 GHz Around 45% higher clock speed
Significantly higher turbo clock speed 3.9 GHz vs 3 GHz 30% higher turbo clock speed
Better PassMark (Single core) score 2,137 vs 1,584 Around 35% better PassMark (Single core) score
Better PassMark score 10,067 vs 6,352 Around 60% better PassMark score
Significantly better overclocked clock speed (Air) 3.9 GHz vs 3 GHz 30% better overclocked clock speed (Air)
More threads 8 vs 4 Twice as many threads
Better performance per dollar 1.11 pt/$ vs 0.87 pt/$ More than 25% better performance per dollar
Significantly better overclocked clock speed (Water) 3.9 GHz vs 3 GHz 30% better overclocked clock speed (Water)
Front view of Intel Xeon E3-1235L v5

Reasons to consider the
Intel Xeon E3-1235L v5

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Has a built-in GPU Yes vs No Somewhat common; A separate graphics adapter is not required
Lower typical power consumption 20.31W vs 36.56W Around 45% lower typical power consumption
Better performance per watt 8.74 pt/W vs 7.23 pt/W More than 20% better performance per watt
Lower annual home energy cost 6.02 $/year vs 10.84 $/year Around 45% lower annual home energy cost
Lower annual commercial energy cost 21.9 $/year vs 39.42 $/year Around 45% lower annual commercial energy cost

Benchmarks Real world tests of Xeon E3-1260L v5 vs E3-1235L v5

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

Xeon E3-1260L v5  vs
E3-1235L v5 
Clock speed 2.9 GHz 2 GHz
Turbo clock speed 3.9 GHz 3 GHz
Cores Quad core Quad core

features

Has a NX bit Yes Yes
Supports trusted computing Yes Yes
Has virtualization support Yes Yes
Instruction set extensions
SSE2
MMX
SSE4
AVX
SSE3
SSE
SSE4.1
SSE4.2
Supplemental SSE3
AES
AVX 2.0
Supports dynamic frequency scaling Yes Yes

power consumption

TDP 45W 25W
Annual home energy cost 10.84 $/year 6.02 $/year
Annual commercial energy cost 39.42 $/year 21.9 $/year
Performance per watt 7.23 pt/W 8.74 pt/W
Typical power consumption 36.56W 20.31W

bus

Architecture FSB FSB
Number of links 1 1
Transfer rate 8,000 MT/s 8,000 MT/s

details

Xeon E3-1260L v5  vs
E3-1235L v5 
Architecture x86-64 x86-64
Threads 8 4
L3 cache 8 MB 8 MB
L3 cache per core 2 MB/core 2 MB/core
Manufacture process 14 nm 14 nm
Max CPUs 1 1
Voltage range 0.55 - 1.52V 0.55 - 1.52V

overclocking

Overclocked clock speed 3.9 GHz 3 GHz
Overclocked clock speed (Water) 3.9 GHz 3 GHz
Overclocked clock speed (Air) 3.9 GHz 3 GHz

integrated graphics

GPU None GPU
Label N/A Intel® HD Graphics P530
Number of displays supported N/A 3
GPU clock speed N/A 400 MHz

memory controller

Memory controller Built-in Built-in
Memory type
DDR3L-1333
Channels Dual Channel Dual Channel
Supports ECC Yes Yes
Maximum bandwidth 12,800 MB/s 12,800 MB/s
Maximum memory size 65,536 MB 65,536 MB
Intel Xeon E3-1260L v5
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Intel Xeon E3-1235L v5
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