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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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Significantly higher clock speed 1.24 GHz vs 1.05 GHz Around 20% higher clock speed
More l2 cache 30.5 MB vs 30 MB Almost the same
More threads 244 vs 240 4 more threads
Better overclocked clock speed (Air) 1.24 GHz vs 1.05 GHz Around 20% better overclocked clock speed (Air)
Better overclocked clock speed (Water) 1.24 GHz vs 1.05 GHz Around 20% better overclocked clock speed (Water)
Front view of Intel Xeon Phi 5110P

Reasons to consider the
Intel Xeon Phi 5110P

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Much lower typical power consumption 182.81W vs 243.75W 25% lower typical power consumption
Much lower annual commercial energy cost 197.1 $/year vs 262.8 $/year More than 25% lower annual commercial energy cost
Much lower annual home energy cost 54.2 $/year vs 72.27 $/year Around 25% lower annual home energy cost

Features Key features of the Xeon Phi 7120P  vs 5110P 

clock speed

Xeon Phi 7120P
1.24 GHz
Xeon Phi 5110P
1.05 GHz

L2 cache

overclocked clock speed (air)

Xeon Phi 7120P
1.24 GHz
Xeon Phi 5110P
1.05 GHz

overclocked clock speed (water)

Xeon Phi 7120P
1.24 GHz
Xeon Phi 5110P
1.05 GHz

Specifications Full list of technical specs

summary

Xeon Phi 7120P  vs
5110P 
Clock speed 1.24 GHz 1.05 GHz
Cores 61 cores 60 cores
Socket type
PCI Express x16
Is unlocked No No

features

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

power consumption

TDP 300W 225W
Annual home energy cost 72.27 $/year 54.2 $/year
Annual commercial energy cost 262.8 $/year 197.1 $/year
Typical power consumption 243.75W 182.81W

bus

Architecture FSB FSB
Number of links 1 1

details

Xeon Phi 7120P  vs
5110P 
Architecture x86-64 x86-64
Threads 244 240
L2 cache 30.5 MB 30 MB
Manufacture process 22 nm 22 nm
Max CPUs 8 8

overclocking

Overclocked clock speed 1.24 GHz 1.05 GHz
Overclocked clock speed (Water) 1.24 GHz 1.05 GHz
Overclocked clock speed (Air) 1.24 GHz 1.05 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
Memory type
GDDR5
Channels Dual Channel Dual Channel
Supports ECC Yes Yes
Maximum memory size 16,384 MB 8,192 MB
Intel Xeon Phi 7120P
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Intel Xeon Phi 5110P
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