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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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CPUBoss is not aware of any important advantages of the 7120P vs the 7120A.

Front view of Intel Xeon Phi 7120A

Reasons to consider the
Intel Xeon Phi 7120A

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Newer Mar, 2014 vs Jun, 2013 Release date 9 months later

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

clock speed

Xeon Phi 7120P
1.24 GHz
Xeon Phi 7120A
1.24 GHz

turbo clock speed

Xeon Phi 7120P
1.33 GHz
Xeon Phi 7120A
1.33 GHz

L2 cache

Xeon Phi 7120P
30.5 MB
Xeon Phi 7120A
30.5 MB

overclocked clock speed (air)

Xeon Phi 7120P
1.24 GHz
Xeon Phi 7120A
1.24 GHz

overclocked clock speed (water)

Xeon Phi 7120P
1.24 GHz
Xeon Phi 7120A
1.24 GHz

Specifications Full list of technical specs

summary

Xeon Phi 7120P  vs
7120A 
Clock speed 1.24 GHz 1.24 GHz
Turbo clock speed 1.33 GHz 1.33 GHz
Cores 61 cores 61 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 300W
Annual home energy cost 72.27 $/year 72.27 $/year
Annual commercial energy cost 262.8 $/year 262.8 $/year
Typical power consumption 243.75W 243.75W

bus

Architecture FSB FSB
Number of links 1 1

details

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

overclocking

Overclocked clock speed 1.24 GHz 1.24 GHz
Overclocked clock speed (Water) 1.24 GHz 1.24 GHz
Overclocked clock speed (Air) 1.24 GHz 1.24 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 16,384 MB
Intel Xeon Phi 7120P
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Intel Xeon Phi 7120A
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