AMD EPYC 9745 vs Intel Xeon Phi 31S1P

VS

AMD EPYC 9745

Intel Xeon Phi 31S1P

We compared two server CPUs: AMD EPYC 9745 with 128 cores 2.4GHz and Intel Xeon Phi 31S1P with 57 cores 1.1GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD EPYC 9745 's Advantages

Released 11 years and 4 months late

Higher specification of memory (6000 vs 4)

Higher base frequency (2.4GHz vs 1.1GHz)

More modern manufacturing process (3nm vs 22nm)

Intel Xeon Phi 31S1P 's Advantages

Lower TDP (270W vs 400W)

Score

AMD EPYC 9745

VS

Intel Xeon Phi 31S1P

General Parameters

Oct 2024

Release Date

Jun 2013

AMD

Manufacturer

PCIe

Server

Type

Server

Turin

Core Architecture

Knights Corner

AMD Socket SP5

Socket

PCIe x16

N/A

Integrated Graphics

N/A

EPYC(Zen 5c (Turin))

Generation

Xeon Phi (Knights Corner)

Package

Transistor Count

5 billions

3 nm

Manufacturing Process

22 nm

400 W

Power Consumption

270 W

TSMC

Foundry

Intel

mm²

Die Size

350 mm²

6 nm

I/O Process Size

-

mm²

I/O Die Size

-

CPU Performance

128

Performance Cores

-

256

Performance Core Threads

-

2.4 GHz

Performance Core Base Frequency

1.1 GHz

3.7 GHz

Performance Core Turbo Frequency

0

128

Total Core Count

57

256

Total Thread Count

228

100 MHz

Bus Frequency

100 MHz

24.0

Multiplier

11.0

80 KB per core

L1 Cache

32 K per core

1 MB per core

L2 Cache

512 K per core

256 MB shared

L3 Cache

-

No

Unlocked Multiplier

No

2

SMP

1

Memory Parameters

DDR5-6000

Memory Types

DDR3,DDR4

6 TB

Max Memory Size

-

12

Max Memory Channels

576 GB/s

Max Memory Bandwidth

-

Yes

ECC Memory Support

Yes

Miscellaneous

AMD EPYC 9745

Official Website

-

5

PCIe Version

-

128

PCIe Lanes

-

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