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Differences What are the advantages of each

Front view of Intel Xeon D-1540

Reasons to consider the
Intel Xeon D-1540

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Higher clock speed 2 GHz vs 1.3 GHz Around 55% higher clock speed
Higher turbo clock speed 2.6 GHz vs 2.1 GHz Around 25% higher turbo clock speed
Better overclocked clock speed (Air) 2 GHz vs 1.3 GHz Around 55% better overclocked clock speed (Air)
Better overclocked clock speed (Water) 2 GHz vs 1.3 GHz Around 55% better overclocked clock speed (Water)
Front view of Intel D-1577

Reasons to consider the
Intel D-1577

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More cores 16 vs 8 Twice as many cores; run more applications at once
More threads 32 vs 16 Twice as many threads
Newer Jan, 2016 vs Mar, 2015 Release date 9 months later

Features Key features of the Xeon D-1540  vs D-1577 

clock speed

Xeon D-1540
2 GHz
D-1577
1.3 GHz

turbo clock speed

Xeon D-1540
2.6 GHz
D-1577
2.1 GHz

overclocked clock speed (air)

Xeon D-1540
2 GHz
D-1577
1.3 GHz

overclocked clock speed (water)

Xeon D-1540
2 GHz
D-1577
1.3 GHz

TDP

Specifications Full list of technical specs

summary

Xeon D-1540  vs
D-1577 
Clock speed 2 GHz 1.3 GHz
Turbo clock speed 2.6 GHz 2.1 GHz
Cores Octa core 16 core

features

Has a NX bit Yes Yes
Supports trusted computing Yes Yes
Has virtualization support Yes Yes
Instruction set extensions
AES
AVX
AVX 2.0
Supports dynamic frequency scaling Yes Yes

power consumption

TDP 45W 45W
Annual home energy cost 10.84 $/year 10.84 $/year
Annual commercial energy cost 39.42 $/year 39.42 $/year
Typical power consumption 36.56W 36.56W

bus

Architecture DMI 2.0 FSB
Number of links 1 1

details

Xeon D-1540  vs
D-1577 
Architecture x86-64 x86-64
Threads 16 32
Manufacture process 14 nm 14 nm
Max CPUs 1 1

overclocking

Overclocked clock speed 2 GHz 1.3 GHz
Overclocked clock speed (Water) 2 GHz 1.3 GHz
Overclocked clock speed (Air) 2 GHz 1.3 GHz

integrated graphics

GPU None None
Label N/A N/A
Latest DirectX N/A N/A
Number of displays supported N/A N/A
GPU clock speed N/A N/A
Turbo clock speed N/A N/A
3DMark06 N/A N/A

memory controller

Memory controller Built-in Built-in
Channels Dual Channel Dual Channel
Supports ECC Yes Yes
Maximum memory size 131,072 MB 131,072 MB
Intel Xeon D-1540
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Intel D-1577
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