AMD Ryzen 9 PRO 7945 vs Intel Xeon W 2191B

VS

AMD Ryzen 9 PRO 7945

Intel Xeon W-2191B

We compared two server CPUs: AMD Ryzen 9 PRO 7945 with 12 cores 3.7GHz 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

AMD Ryzen 9 PRO 7945 's Advantages

Released 5 years and 6 months late

Higher specification of memory (5200 vs 2666)

Newer PCIe version (5 vs 3)

Higher base frequency (3.7GHz vs 2.3GHz)

Larger L3 cache size (64MB vs 24.75MB)

More modern manufacturing process (5nm vs 14nm)

Lower TDP (65W vs 140W)

Score

Benchmark

Geekbench 6 Single Core

AMD Ryzen 9 PRO 7945 +115%

2892

Intel Xeon W 2191B

1344

Geekbench 6 Multi Core

AMD Ryzen 9 PRO 7945 +58%

14516

Intel Xeon W 2191B

9179

Blender

AMD Ryzen 9 PRO 7945 +35%

380

Intel Xeon W 2191B

280

AMD Ryzen 9 PRO 7945

VS

Intel Xeon W 2191B

General Parameters

Jun 2023

Release Date

Dec 2017

AMD

Manufacturer

Intel

Server

Type

Server

Raphael

Core Architecture

Skylake-W

AMD Socket AM5

Socket

Intel Socket 2066

Radeon Graphics

Integrated Graphics

N/A

Ryzen 9 (Zen 4 (Raphael))

Generation

Xeon W (Skylake-W)

Package

13.14 billions

Transistor Count

-

5 nm

Manufacturing Process

14 nm

65 W

Power Consumption

140 W

47 °C

Peak Operating Temperature

66 °C

TSMC

Foundry

Intel

2x71 mm²

Die Size

484 mm²

6 nm

I/O Process Size

-

122 mm²

I/O Die Size

-

CPU Performance

3.7 GHz

Performance Core Base Frequency

2.3 GHz

5.4 GHz

Performance Core Turbo Frequency

4.3 GHz

12

Total Core Count

18

24

Total Thread Count

36

100 MHz

Bus Frequency

100 MHz

37.0

Multiplier

23.0

64 KB per core

L1 Cache

64 K per core

1 MB per core

L2 Cache

1 MB per core

64 MB shared

L3 Cache

24.75 MB shared

No

Unlocked Multiplier

No

1

SMP

1

-

AVX-512 FMA Ports

2

Memory Parameters

DDR5-5200

Memory Types

DDR4-2666

Max Memory Channels

4

Yes

ECC Memory Support

Yes

Miscellaneous

5

PCIe Version

3

24

PCIe Lanes

48

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