Intel Xeon W 2191B vs AMD EPYC 9845

VS

Intel Xeon W-2191B

AMD EPYC 9845

We compared two server CPUs: Intel Xeon W 2191B with 18 cores 2.3GHz and AMD EPYC 9845 with 160 cores 2.1GHz . 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

Higher base frequency (2.3GHz vs 2.1GHz)

Lower TDP (140W vs 390W)

AMD EPYC 9845 's Advantages

Released 6 years and 10 months late

Higher specification of memory (6000 vs 2666)

Newer PCIe version (5 vs 3)

Larger L3 cache size (320MB vs 24.75MB)

More modern manufacturing process (3nm vs 14nm)

Score

Intel Xeon W 2191B

VS

AMD EPYC 9845

General Parameters

Dec 2017

Release Date

Oct 2024

Intel

Manufacturer

AMD

Server

Type

Server

Skylake-W

Core Architecture

Turin

Intel Socket 2066

Socket

AMD Socket SP5

N/A

Integrated Graphics

N/A

Xeon W (Skylake-W)

Generation

EPYC(Zen 5c (Turin))

Package

-

Transistor Count

14 nm

Manufacturing Process

3 nm

140 W

Power Consumption

390 W

66 °C

Peak Operating Temperature

-

Intel

Foundry

TSMC

484 mm²

Die Size

mm²

-

I/O Process Size

6 nm

-

I/O Die Size

mm²

CPU Performance

-

Performance Cores

160

-

Performance Core Threads

320

2.3 GHz

Performance Core Base Frequency

2.1 GHz

4.3 GHz

Performance Core Turbo Frequency

3.7 GHz

18

Total Core Count

160

36

Total Thread Count

320

100 MHz

Bus Frequency

100 MHz

23.0

Multiplier

21.0

64 K per core

L1 Cache

80 KB per core

1 MB per core

L2 Cache

1 MB per core

24.75 MB shared

L3 Cache

320 MB shared

No

Unlocked Multiplier

No

1

SMP

2

AVX-512 FMA Ports

-

Memory Parameters

DDR4-2666

Memory Types

DDR5-6000

-

Max Memory Size

6 TB

4

Max Memory Channels

12

-

Max Memory Bandwidth

576 GB/s

Yes

ECC Memory Support

Yes

Miscellaneous

-

Official Website

AMD EPYC 9845

3

PCIe Version

5

48

PCIe Lanes

128

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