Cast your vote Do you agree or disagree with CPUBoss?

Thanks for adding your opinion. Follow us on Facebook to stay up to date with the latest news!
VS

Differences What are the advantages of each

Front view of Intel Xeon E3-1235L v5

Reasons to consider the
Intel Xeon E3-1235L v5

Report a correction
Has a built-in GPU Yes vs No Somewhat common; A separate graphics adapter is not required
Higher turbo clock speed 3 GHz vs 2.7 GHz More than 10% higher turbo clock speed
Much better performance per watt 8.74 pt/W vs 3.57 pt/W Around 2.5x better performance per watt
Lower typical power consumption 20.31W vs 36.56W Around 45% lower typical power consumption
Better overclocked clock speed (Air) 3 GHz vs 2.4 GHz More than 25% better overclocked clock speed (Air)
Slightly better PassMark (Single core) score 1,584 vs 1,441 Around 10% better PassMark (Single core) score
Better performance per dollar 0.87 pt/$ vs 0.81 pt/$ Around 10% better performance per dollar
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
Better overclocked clock speed (Water) 3 GHz vs 2.4 GHz More than 25% better overclocked clock speed (Water)
Front view of Intel Xeon D-1521

Reasons to consider the
Intel Xeon D-1521

Report a correction
Higher clock speed 2.4 GHz vs 2 GHz Around 20% higher clock speed
More threads 8 vs 4 Twice as many threads

Benchmarks Real world tests of Xeon E3-1235L v5 vs D-1521

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

Xeon E3-1235L v5  vs
D-1521 
Clock speed 2 GHz 2.4 GHz
Turbo clock speed 3 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 25W 45W
Annual home energy cost 6.02 $/year 10.84 $/year
Annual commercial energy cost 21.9 $/year 39.42 $/year
Performance per watt 8.74 pt/W 3.57 pt/W
Typical power consumption 20.31W 36.56W

bus

Architecture FSB FSB
Number of links 1 1

details

Xeon E3-1235L v5  vs
D-1521 
Architecture x86-64 x86-64
Threads 4 8
Manufacture process 14 nm 14 nm
Max CPUs 1 1

overclocking

Overclocked clock speed 3 GHz 2.4 GHz
Overclocked clock speed (Water) 3 GHz 2.4 GHz
Overclocked clock speed (Air) 3 GHz 2.4 GHz

integrated graphics

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

memory controller

Memory controller Built-in Built-in
Memory type
DDR3L-1333
DDR3
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 131,072 MB
Intel Xeon E3-1235L v5
Report a correction
Intel Xeon D-1521
Report a correction

Comments

comments powered by Disqus