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 E5645

Reasons to consider the
Intel Xeon E5645

Report a correction
Higher clock speed 2.4 GHz vs 2.2 GHz Around 10% higher clock speed
Significantly lower typical power consumption 65W vs 85.31W Around 25% lower typical power consumption
Better overclocked clock speed (Air) 3.39 GHz vs 2.79 GHz More than 20% better overclocked clock speed (Air)
Significantly lower annual home energy cost 19.27 $/year vs 25.29 $/year Around 25% lower annual home energy cost
Significantly lower annual commercial energy cost 70.08 $/year vs 91.98 $/year Around 25% lower annual commercial energy cost
Slightly better overclocked clock speed (Water) 2.4 GHz vs 2.2 GHz Around 10% better overclocked clock speed (Water)
Front view of Intel E5-4650V4

Reasons to consider the
Intel E5-4650V4

Report a correction
Much newer manufacturing process 14 nm vs 32 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
More cores 14 vs 6 8 more cores; run more applications at once
Supports more CPUs in SMP configuration 4 vs 2 Twice as many CPUs in SMP configuration
More threads 28 vs 12 16 more threads
Supports more RAM 1,572,864 MB vs 294,912 MB Supports more than 5.2x more RAM
Newer Apr, 2016 vs Mar, 2010 Release date over 6 years later

Features Key features of the Xeon E5645  vs E5-4650V4 

clock speed

Xeon E5645
2.4 GHz
E5-4650V4
2.2 GHz

turbo clock speed

Xeon E5645
2.67 GHz
E5-4650V4
2.8 GHz

overclocked clock speed (air)

Xeon E5645
3.39 GHz
E5-4650V4
2.79 GHz

overclocked clock speed (water)

Xeon E5645
2.4 GHz
E5-4650V4
2.2 GHz

TDP

Specifications Full list of technical specs

summary

Xeon E5645  vs
E5-4650V4 
Clock speed 2.4 GHz 2.2 GHz
Turbo clock speed 2.67 GHz 2.8 GHz
Cores Hexa core Processing Cores

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 80W 105W
Annual home energy cost 19.27 $/year 25.29 $/year
Annual commercial energy cost 70.08 $/year 91.98 $/year
Typical power consumption 65W 85.31W

bus

Architecture QPI FSB
Number of links 2 2
Transfer rate 5,860 MT/s 9,600 MT/s

details

Xeon E5645  vs
E5-4650V4 
Architecture x86-64 x86-64
Threads 12 28
Manufacture process 32 nm 14 nm
Max CPUs 2 4

overclocking

Overclocked clock speed 3.39 GHz 2.79 GHz
Overclocked clock speed (Water) 2.4 GHz 2.2 GHz
Overclocked clock speed (Air) 3.39 GHz 2.79 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 Triple Channel Quad Channel
Supports ECC Yes Yes
Maximum memory size 294,912 MB 1,572,864 MB
Intel Xeon E5645
Report a correction
Intel E5-4650V4
Report a correction

Comments

comments powered by Disqus