Intel Xeon Phi 7120A vs Intel Xeon W 2191B

VS

Intel Xeon Phi 7120A

Intel Xeon W-2191B

We compared two server CPUs: Intel Xeon Phi 7120A with 61 cores 1.238GHz and Intel Xeon W 2191B with 18 cores 2.3GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Xeon W 2191B 's Advantages

Released 3 years and 8 months late

Higher specification of memory (2666 vs 4)

Higher base frequency (2.3GHz vs 1.238GHz)

More modern manufacturing process (14nm vs 22nm)

Lower TDP (140W vs 300W)

Score

Intel Xeon Phi 7120A

VS

Intel Xeon W 2191B

General Parameters

Apr 2014

Release Date

Dec 2017

PCIe

Manufacturer

Intel

Server

Type

Server

Knights Corner

Core Architecture

Skylake-W

PCIe x16

Socket

Intel Socket 2066

N/A

Integrated Graphics

N/A

Xeon Phi (Knights Corner)

Generation

Xeon W (Skylake-W)

Package

5 billions

Transistor Count

-

22 nm

Manufacturing Process

14 nm

300 W

Power Consumption

140 W

-

Peak Operating Temperature

66 °C

Intel

Foundry

Intel

350 mm²

Die Size

484 mm²

CPU Performance

1.238 GHz

Performance Core Base Frequency

2.3 GHz

1.333 GHz

Performance Core Turbo Frequency

4.3 GHz

61

Total Core Count

18

244

Total Thread Count

36

100 MHz

Bus Frequency

100 MHz

12.0

Multiplier

23.0

32 K per core

L1 Cache

64 K per core

512 K per core

L2 Cache

1 MB per core

-

L3 Cache

24.75 MB shared

No

Unlocked Multiplier

No

1

SMP

1

-

AVX-512 FMA Ports

2

Memory Parameters

DDR3,DDR4

Memory Types

DDR4-2666

Max Memory Channels

4

Yes

ECC Memory Support

Yes

Miscellaneous

-

PCIe Version

3

-

PCIe Lanes

48

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