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Differences What are the advantages of each

Front view of Intel Xeon LC3528

Reasons to consider the
Intel Xeon LC3528

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Lower typical power consumption 28.44W vs 36.56W More than 20% lower typical power consumption
Lower annual home energy cost 8.43 $/year vs 10.84 $/year More than 20% lower annual home energy cost
Lower annual commercial energy cost 30.66 $/year vs 39.42 $/year More than 20% lower annual commercial energy cost
Front view of Intel Xeon D-1521

Reasons to consider the
Intel Xeon D-1521

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Much newer manufacturing process 14 nm vs 45 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
Higher turbo clock speed 2.7 GHz vs 1.87 GHz Around 45% higher turbo clock speed
Higher clock speed 2.4 GHz vs 1.73 GHz Around 40% higher clock speed
Newer Oct, 2015 vs Feb, 2010 Release date over 5 years later
More cores 4 vs 2 Twice as many cores; run more applications at once
More threads 8 vs 4 Twice as many threads
Better overclocked clock speed (Air) 2.4 GHz vs 1.73 GHz Around 40% better overclocked clock speed (Air)
Better overclocked clock speed (Water) 2.4 GHz vs 1.73 GHz Around 40% better overclocked clock speed (Water)

Features Key features of the Xeon LC3528  vs D-1521 

clock speed

Xeon LC3528
1.73 GHz
Xeon D-1521
2.4 GHz

turbo clock speed

Xeon LC3528
1.87 GHz
Xeon D-1521
2.7 GHz

overclocked clock speed (air)

Xeon LC3528
1.73 GHz
Xeon D-1521
2.4 GHz

overclocked clock speed (water)

Xeon LC3528
1.73 GHz
Xeon D-1521
2.4 GHz

TDP

Specifications Full list of technical specs

summary

Xeon LC3528  vs
D-1521 
Clock speed 1.73 GHz 2.4 GHz
Turbo clock speed 1.87 GHz 2.7 GHz
Cores Dual core Quad core

features

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

power consumption

TDP 35W 45W
Annual home energy cost 8.43 $/year 10.84 $/year
Annual commercial energy cost 30.66 $/year 39.42 $/year
Typical power consumption 28.44W 36.56W

bus

Architecture DMI FSB
Number of links 1 1

details

Xeon LC3528  vs
D-1521 
Architecture x86-64 x86-64
Threads 4 8
Manufacture process 45 nm 14 nm
Max CPUs 1 1

overclocking

Overclocked clock speed 1.73 GHz 2.4 GHz
Overclocked clock speed (Water) 1.73 GHz 2.4 GHz
Overclocked clock speed (Air) 1.73 GHz 2.4 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
Intel Xeon LC3528
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Intel Xeon D-1521
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