Сопроцессор Intel Xeon Phi 3120A vs Сопроцессор Intel Xeon Phi 5110P: comparison

Comparison of Сопроцессор Intel Xeon Phi 3120A and Сопроцессор Intel Xeon Phi 5110P: key differences and a full specification table.

Key differences

Сопроцессор Intel Xeon Phi 3120A has a higher base clock (1.1 GHz vs 1.05 GHz).

At the same time, Сопроцессор Intel Xeon Phi 5110P has more cores (60 vs 57), a lower TDP (225 W vs 300 W), a higher maximum memory size (8 GB vs 6 GB) and more memory channels (16 vs 12).

Both processors match on: process node (22 nm), PCIe version (2).

These are specification values: they show differences between the models but do not determine a performance winner. For a specific workload, rely on independent benchmarks.

Key specifications

ParameterСопроцессор Intel Xeon Phi 3120AСопроцессор Intel Xeon Phi 5110P
Cores / threads 57 60
TDP 300 W 225 W
Process 22 nm 22 nm

Full specification table

Differing values are highlighted. This is not a better/worse rating: numbers from different architectures are not always comparable.

Parameter Сопроцессор Intel Xeon Phi 3120A Сопроцессор Intel Xeon Phi 5110P
General
Model 3120A 5110P
Codename Knights Corner Knights Corner
Segment Server Server
Product line Семейство продукции Intel Xeon Phi x100 Семейство продукции Intel Xeon Phi x100
Process 22 nm 22 nm
Launch date Q2 2013 Q4 2012
Status Discontinued Discontinued
Servicing status End of Servicing Updates End of Servicing Updates
Embedded options available No No
CPU
Cores 57 60
Base clock 1.1 GHz 1.05 GHz
L2 cache 28.5 MB 30 MB
TDP 300 W 225 W
Turbo Boost No No
Instruction set width 64 bit 64 bit
Instruction set extensions IMCI IMCI
Memory
Max memory size 6 GB 8 GB
Memory channels 12 16
Max memory bandwidth 240 GB/s 320 GB/s
ECC memory supported Yes Yes
I/O and interfaces
PCI Express revision 2 2

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