Intel Xeon Phi 7120D vs AMD EPYC 9555

VS

Intel Xeon Phi 7120D

AMD EPYC 9555

We compared two server CPUs: Intel Xeon Phi 7120D with 61 cores 1.238GHz and AMD EPYC 9555 with 64 cores 3.2GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Xeon Phi 7120D 's Advantages

Lower TDP (270W vs 360W)

AMD EPYC 9555 's Advantages

Released 10 years and 7 months late

Higher specification of memory (6000 vs 4)

Higher base frequency (3.2GHz vs 1.238GHz)

More modern manufacturing process (4nm vs 22nm)

Score

Intel Xeon Phi 7120D

VS

AMD EPYC 9555

General Parameters

Mar 2014

Release Date

Oct 2024

SFF

Manufacturer

AMD

Server

Type

Server

Knights Corner

Core Architecture

Turin

SFF 230-Pin

Socket

AMD Socket SP5

N/A

Integrated Graphics

N/A

Xeon Phi (Knights Corner)

Generation

EPYC(Zen 5 (Turin))

Package

5 billions

Transistor Count

66.52 billions

22 nm

Manufacturing Process

4 nm

270 W

Power Consumption

360 W

Intel

Foundry

TSMC

350 mm²

Die Size

8x70.6 mm²

-

I/O Process Size

6 nm

-

I/O Die Size

mm²

CPU Performance

-

Performance Cores

64

-

Performance Core Threads

128

1.238 GHz

Performance Core Base Frequency

3.2 GHz

1.333 GHz

Performance Core Turbo Frequency

4.4 GHz

61

Total Core Count

64

244

Total Thread Count

128

100 MHz

Bus Frequency

100 MHz

12.0

Multiplier

32.0

32 K per core

L1 Cache

80 KB per core

512 K per core

L2 Cache

1 MB per core

-

L3 Cache

256 MB shared

No

Unlocked Multiplier

No

1

SMP

2

Memory Parameters

DDR3,DDR4

Memory Types

DDR5-6000

-

Max Memory Size

6 TB

Max Memory Channels

12

-

Max Memory Bandwidth

576 GB/s

Yes

ECC Memory Support

Yes

Miscellaneous

-

Official Website

AMD EPYC 9555

-

PCIe Version

5

-

PCIe Lanes

128

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