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Differences What are the advantages of each

Front view of Intel E5-2650LV4

Reasons to consider the
Intel E5-2650LV4

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Higher clock speed 1.7 GHz vs 1.3 GHz More than 30% higher clock speed
Higher turbo clock speed 2.5 GHz vs 2.1 GHz Around 20% higher turbo clock speed
Supports more RAM 1,572,864 MB vs 131,072 MB Supports 12x more RAM
Supports more CPUs in SMP configuration 2 vs 1 Twice as many CPUs in SMP configuration
Front view of Intel D-1577

Reasons to consider the
Intel D-1577

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Lower typical power consumption 36.56W vs 52.81W More than 30% lower typical power consumption
More cores 16 vs 14 2 more cores; run more applications at once
More threads 32 vs 28 4 more threads
Lower annual home energy cost 10.84 $/year vs 15.66 $/year More than 30% lower annual home energy cost
Lower annual commercial energy cost 39.42 $/year vs 56.94 $/year More than 30% lower annual commercial energy cost

Features Key features of the E5-2650LV4  vs D-1577 

clock speed

E5-2650LV4
1.7 GHz
D-1577
1.3 GHz

turbo clock speed

E5-2650LV4
2.5 GHz
D-1577
2.1 GHz

TDP

D-1577
45W

Specifications Full list of technical specs

summary

E5-2650LV4  vs
D-1577 
Clock speed 1.7 GHz 1.3 GHz
Turbo clock speed 2.5 GHz 2.1 GHz
Cores Processing Cores 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

memory controller

Memory controller Built-in Built-in
Channels Quad Channel Dual Channel
Supports ECC Yes Yes
Maximum memory size 1,572,864 MB 131,072 MB

details

E5-2650LV4  vs
D-1577 
Architecture x86-64 x86-64
Threads 28 32
Manufacture process 14 nm 14 nm
Max CPUs 2 1

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

power consumption

TDP 65W 45W
Annual home energy cost 15.66 $/year 10.84 $/year
Annual commercial energy cost 56.94 $/year 39.42 $/year
Typical power consumption 52.81W 36.56W

bus

Architecture QPI FSB
Number of links 2 1
Intel E5-2650LV4
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Intel D-1577
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