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Differences What are the advantages of each

Front view of Intel Xeon Phi 5110P

Reasons to consider the
Intel Xeon Phi 5110P

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Much more l2 cache 30 MB vs 28.5 MB More than 5% more l2 cache; more data can be stored in the l2 cache for quick access later
More threads 240 vs 228 12 more threads
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
Front view of Intel Xeon Phi 3120P

Reasons to consider the
Intel Xeon Phi 3120P

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Higher clock speed 1.1 GHz vs 1.05 GHz Around 5% higher clock speed
Slightly better overclocked clock speed (Air) 1.1 GHz vs 1.05 GHz Around 5% better overclocked clock speed (Air)
Slightly better overclocked clock speed (Water) 1.1 GHz vs 1.05 GHz Around 5% better overclocked clock speed (Water)

Features Key features of the Xeon Phi 5110P  vs 3120P 

clock speed

Xeon Phi 5110P
1.05 GHz
Xeon Phi 3120P
1.1 GHz

L2 cache

overclocked clock speed (air)

Xeon Phi 5110P
1.05 GHz
Xeon Phi 3120P
1.1 GHz

overclocked clock speed (water)

Xeon Phi 5110P
1.05 GHz
Xeon Phi 3120P
1.1 GHz

Specifications Full list of technical specs

summary

Xeon Phi 5110P  vs
3120P 
Clock speed 1.05 GHz 1.1 GHz
Cores 60 cores 57 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 225W 300W
Annual home energy cost 54.2 $/year 72.27 $/year
Annual commercial energy cost 197.1 $/year 262.8 $/year
Typical power consumption 182.81W 243.75W

bus

Architecture FSB FSB
Number of links 1 1

details

Xeon Phi 5110P  vs
3120P 
Architecture x86-64 x86-64
Threads 240 228
L2 cache 30 MB 28.5 MB
L2 cache per core 0.5 MB/core 0.5 MB/core
Manufacture process 22 nm 22 nm
Max CPUs 8 8

overclocking

Overclocked clock speed 1.05 GHz 1.1 GHz
Overclocked clock speed (Water) 1.05 GHz 1.1 GHz
Overclocked clock speed (Air) 1.05 GHz 1.1 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 8,192 MB 6,144 MB
Intel Xeon Phi 5110P
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Intel Xeon Phi 3120P
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