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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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Has a built-in GPU Yes vs No Somewhat common; A separate graphics adapter is not required
Higher turbo clock speed 3.2 GHz vs 2.7 GHz Around 20% higher turbo clock speed
Front view of Intel Xeon D-1527

Reasons to consider the
Intel Xeon D-1527

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Higher clock speed 2.2 GHz vs 1.8 GHz More than 20% higher clock speed
Lower typical power consumption 28.44W vs 38.19W More than 25% lower typical power consumption
Better overclocked clock speed (Air) 2.2 GHz vs 1.8 GHz More than 20% better overclocked clock speed (Air)
Supports more RAM 131,072 MB vs 32,768 MB Supports 4x more RAM
Newer Oct, 2015 vs Apr, 2015 Release date 6 months later
Lower annual home energy cost 8.43 $/year vs 11.32 $/year More than 25% lower annual home energy cost
Lower annual commercial energy cost 30.66 $/year vs 41.17 $/year More than 25% lower annual commercial energy cost
Better overclocked clock speed (Water) 2.2 GHz vs 1.8 GHz More than 20% better overclocked clock speed (Water)

Features Key features of the Xeon E3-1258L v4  vs D-1527 

clock speed

Xeon D-1527
2.2 GHz

turbo clock speed

Xeon D-1527
2.7 GHz

overclocked clock speed (air)

Xeon D-1527
2.2 GHz

overclocked clock speed (water)

Xeon D-1527
2.2 GHz

Specifications Full list of technical specs

summary

Xeon E3-1258L v4  vs
D-1527 
Clock speed 1.8 GHz 2.2 GHz
Turbo clock speed 3.2 GHz 2.7 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 47W 35W
Annual home energy cost 11.32 $/year 8.43 $/year
Annual commercial energy cost 41.17 $/year 30.66 $/year
Typical power consumption 38.19W 28.44W

bus

Architecture DMI FSB
Number of links 1 1

details

Xeon E3-1258L v4  vs
D-1527 
Architecture x86-64 x86-64
Threads 8 8
Manufacture process 14 nm 14 nm
Max CPUs 1 1

overclocking

Overclocked clock speed 1.8 GHz 2.2 GHz
Overclocked clock speed (Water) 1.8 GHz 2.2 GHz
Overclocked clock speed (Air) 1.8 GHz 2.2 GHz

integrated graphics

GPU GPU None
Label Intel® HD Graphics P5700 N/A
Number of displays supported 3 N/A
GPU clock speed 700 MHz N/A
Turbo clock speed 1,000 MHz N/A

memory controller

Memory controller Built-in Built-in
Memory type
DDR3
Channels Dual Channel Dual Channel
Supports ECC Yes Yes
Maximum bandwidth 12,800 MB/s 12,800 MB/s
Maximum memory size 32,768 MB 131,072 MB
Intel Xeon E3-1258L v4
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Intel Xeon D-1527
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