Xeon Phi 31S1P vs Phi 3120P

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Primary details

Comparing Xeon Phi 3120P and Xeon Phi 31S1P processor market type (desktop or notebook), architecture, sales start time and price.

Place in the rankingnot ratednot rated
Place by popularitynot in top-100not in top-100
Market segmentServerServer
Architecture codenameKnights Corner (2012−2014)Knights Corner (2012−2014)
Release date17 June 2013 (11 years ago)17 June 2013 (11 years ago)

Detailed specifications

Xeon Phi 3120P and Xeon Phi 31S1P basic parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters indirectly say of CPU speed, though for more precise assessment you have to consider their test results.

Physical cores57 (Heptapentaconta-Core)57 (Heptapentaconta-Core)
Threads228228
Boost clock speed1.1 GHz1.1 GHz
L1 cache32 KB (per core)32 KB (per core)
L2 cache512 KB (per core)512 KB (per core)
L3 cache0 KB (shared)0 KB (shared)
Chip lithography22 nm22 nm
Die size350 mm2350 mm2
Number of transistors5,000 million5,000 million
64 bit support++
Windows 11 compatibility--

Compatibility

Information on Xeon Phi 3120P and Xeon Phi 31S1P compatibility with other computer components: motherboard (look for socket type), power supply unit (look for power consumption) etc. Useful when planning a future computer configuration or upgrading an existing one. Note that power consumption of some processors can well exceed their nominal TDP, even without overclocking. Some can even double their declared thermals given that the motherboard allows to tune the CPU power parameters.

Number of CPUs in a configuration11
SocketPCIe x16PCIe x16
Power consumption (TDP)300 Watt270 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon Phi 3120P and Xeon Phi 31S1P. You'll probably need this information if you require some particular technology.

AES-NI++
AVX++
vPro++
Enhanced SpeedStep (EIST)++

Security technologies

Xeon Phi 3120P and Xeon Phi 31S1P technologies aimed at improving security, for example, by protecting against hacks.

TXT++

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon Phi 3120P and Xeon Phi 31S1P are enumerated here.

VT-d++
VT-x++

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon Phi 3120P and Xeon Phi 31S1P. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3, DDR4DDR3, DDR4

Pros & cons summary


Power consumption (TDP) 300 Watt 270 Watt

Xeon Phi 31S1P has 11.1% lower power consumption.

We couldn't decide between Xeon Phi 3120P and Xeon Phi 31S1P. We've got no test results to judge.


Should you still have questions on choice between Xeon Phi 3120P and Xeon Phi 31S1P, ask them in Comments section, and we shall answer.

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Intel Xeon Phi 3120P
Xeon Phi 3120P
Intel Xeon Phi 31S1P
Xeon Phi 31S1P

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Community ratings

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