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Differences What are the advantages of each

Front view of Intel Xeon Phi 7120P

Reasons to consider the
Intel Xeon Phi 7120P

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More threads 244 vs 20 224 more threads
Supports more CPUs in SMP configuration 8 vs 1 7 supports more CPUs in SMP configuration
Front view of Intel 6950X

Reasons to consider the
Intel 6950X

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Much higher turbo clock speed 3.5 GHz vs 1.33 GHz Around 2.8x higher turbo clock speed
Is unlocked Yes vs No Somewhat common; An unlocked multiplier allows for easier overclocking
Much higher clock speed 3 GHz vs 1.24 GHz Around 2.5x higher clock speed
Much lower typical power consumption 113.75W vs 243.75W 2.1x lower typical power consumption
Supports dynamic frequency scaling Yes vs No Somewhat common; Allows for maximum performance when needed, while conserving power and minimizing heat production when not needed
Has virtualization support Yes vs No Somewhat common; Boosts performance of virtual machines
Significantly newer manufacturing process 14 nm vs 22 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
Much better overclocked clock speed (Air) 4.22 GHz vs 1.24 GHz Around 3.5x better overclocked clock speed (Air)
Much lower annual home energy cost 33.73 $/year vs 72.27 $/year 2.1x lower annual home energy cost
Much lower annual commercial energy cost 122.64 $/year vs 262.8 $/year 2.1x lower annual commercial energy cost
Much better overclocked clock speed (Water) 4.3 GHz vs 1.24 GHz Around 3.5x better overclocked clock speed (Water)
Newer Apr, 2016 vs Jun, 2013 Release date over 2 years later
Supports more RAM 131,072 MB vs 16,384 MB Supports 8x more RAM

Features Key features of the Xeon Phi 7120P  vs 6950X 

clock speed

Xeon Phi 7120P
1.24 GHz
6950X
3 GHz

turbo clock speed

Xeon Phi 7120P
1.33 GHz
6950X
3.5 GHz

overclocked clock speed (air)

Xeon Phi 7120P
1.24 GHz
6950X
4.22 GHz

overclocked clock speed (water)

Xeon Phi 7120P
1.24 GHz
6950X
4.3 GHz

TDP

6950X
140W

Specifications Full list of technical specs

summary

Xeon Phi 7120P  vs
6950X 
Clock speed 1.24 GHz 3 GHz
Turbo clock speed 1.33 GHz 3.5 GHz
Cores 61 cores Deca core
Is unlocked No Yes

features

Has a NX bit Yes Yes
Supports trusted computing No No
Has virtualization support No Yes
Instruction set extensions
FMA3
AES
Supports dynamic frequency scaling No Yes

power consumption

TDP 300W 140W
Annual home energy cost 72.27 $/year 33.73 $/year
Annual commercial energy cost 262.8 $/year 122.64 $/year
Typical power consumption 243.75W 113.75W

bus

Architecture FSB FSB
Number of links 1 1

details

Xeon Phi 7120P  vs
6950X 
Architecture x86-64 x86-64
Threads 244 20
Manufacture process 22 nm 14 nm
Max CPUs 8 1

overclocking

Overclocked clock speed 1.24 GHz 4.22 GHz
Overclocked clock speed (Water) 1.24 GHz 4.3 GHz
Overclocked clock speed (Air) 1.24 GHz 4.22 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 Quad Channel
Supports ECC Yes No
Maximum memory size 16,384 MB 131,072 MB
Intel Xeon Phi 7120P
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Intel 6950X
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