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!

Differences What are the advantages of each

Front view of Intel Xeon X5650

Reasons to consider the
Intel Xeon X5650

Report a correction
Significantly higher turbo clock speed 3.06 GHz vs 2.6 GHz Around 20% higher turbo clock speed
Much higher Maximum operating temperature 81.3 °C vs 77 °C More than 5% higher Maximum operating temperature
Higher clock speed 2.66 GHz vs 2.6 GHz Almost the same
Front view of Intel Xeon E5-4607 v2

Reasons to consider the
Intel Xeon E5-4607 v2

Report a correction
Supports more RAM 786,432 MB vs 294,912 MB Supports around 2.8x more RAM
Significantly more l3 cache 15 MB vs 12 MB 25% more l3 cache; more data can be stored in the l3 cache for quick access later
Newer manufacturing process 22 nm vs 32 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
Supports more CPUs in SMP configuration 4 vs 2 Twice as many CPUs in SMP configuration
More l3 cache per core 2.5 MB/core vs 2 MB/core 25% more l3 cache per core
Newer Jan, 2014 vs Mar, 2010 Release date over 3 years later

Features Key features of the Xeon X5650  vs E5-4607 v2 

clock speed

Xeon X5650
2.66 GHz
Xeon E5-4607 v2
2.6 GHz

turbo clock speed

Xeon X5650
3.06 GHz
Xeon E5-4607 v2
2.6 GHz

L3 cache

Specifications Full list of technical specs


Xeon X5650  vs
E5-4607 v2 
Clock speed 2.66 GHz 2.6 GHz
Turbo clock speed 3.06 GHz 2.6 GHz
Cores Hexa core Hexa core


Has a NX bit Yes Yes
Supports trusted computing Yes Yes
Has virtualization support Yes Yes
Instruction set extensions
Supplemental SSE3
Supports dynamic frequency scaling Yes Yes

power consumption

TDP 95W 95W
Annual home energy cost 22.89 $/year 22.89 $/year
Annual commercial energy cost 83.22 $/year 83.22 $/year
Typical power consumption 77.19W 77.19W


Architecture QPI QPI
Number of links 2 2
Data rate 51,200 MB/s 51,200 MB/s
Transfer rate 6,400 MT/s 6,400 MT/s
Clock speed 3,200 MHz 3,200 MHz


Xeon X5650  vs
E5-4607 v2 
Architecture x86-64 x86-64
Threads 12 12
L3 cache 12 MB 15 MB
L3 cache per core 2 MB/core 2.5 MB/core
Manufacture process 32 nm 22 nm
Max CPUs 2 4
Voltage range 0.75 - 1.35V 0.65 - 1.3V
Operating temperature Unknown - 81.3°C Unknown - 77°C

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
Memory type
Channels Triple Channel Quad Channel
Supports ECC Yes Yes
Maximum bandwidth 31,999.98 MB/s 42,666.64 MB/s
Maximum memory size 294,912 MB 786,432 MB
Intel Xeon X5650
Report a correction
Intel Xeon E5-4607 v2
Report a correction


comments powered by Disqus