AMD Ryzen Threadripper PRO 5955WX vs AMD EPYC 9455

VS

AMD Ryzen Threadripper PRO 5955WX

AMD EPYC 9455

We compared two server CPUs: AMD Ryzen Threadripper PRO 5955WX with 16 cores 4GHz and AMD EPYC 9455 with 48 cores 3.15GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD Ryzen Threadripper PRO 5955WX 's Advantages

Higher base frequency (4GHz vs 3.15GHz)

Lower TDP (280W vs 300W)

AMD EPYC 9455 's Advantages

Released 2 years and 7 months late

Higher specification of memory (6000 vs 3200)

Newer PCIe version (5 vs 4)

Larger L3 cache size (192MB vs 64MB)

More modern manufacturing process (4nm vs 7nm)

Score

AMD Ryzen Threadripper PRO 5955WX

VS

AMD EPYC 9455

General Parameters

Mar 2022

Release Date

Oct 2024

AMD

Manufacturer

AMD

Server

Type

Server

Chagall PRO

Core Architecture

Turin

AMD Socket WRX8

Socket

AMD Socket SP5

N/A

Integrated Graphics

N/A

Ryzen Threadripper (Zen 3 (Chagall))

Generation

EPYC(Zen 5 (Turin))

Package

16.6 billions

Transistor Count

49.89 billions

7 nm

Manufacturing Process

4 nm

280 W

Power Consumption

300 W

95 °C

Peak Operating Temperature

-

TSMC

Foundry

TSMC

4x81 mm²

Die Size

6x70.6 mm²

14 nm

I/O Process Size

6 nm

416 mm²

I/O Die Size

mm²

CPU Performance

-

Performance Cores

48

-

Performance Core Threads

96

4 GHz

Performance Core Base Frequency

3.15 GHz

4.5 GHz

Performance Core Turbo Frequency

4.4 GHz

16

Total Core Count

48

32

Total Thread Count

96

100 MHz

Bus Frequency

100 MHz

40.0

Multiplier

31.5

64 K per core

L1 Cache

80 KB per core

512 K per core

L2 Cache

1 MB per core

64 MB

L3 Cache

192 MB shared

No

Unlocked Multiplier

No

1

SMP

2

Memory Parameters

DDR4-3200

Memory Types

DDR5-6000

-

Max Memory Size

6 TB

8

Max Memory Channels

12

-

Max Memory Bandwidth

576 GB/s

Yes

ECC Memory Support

Yes

Miscellaneous

-

Official Website

AMD EPYC 9455

4

PCIe Version

5

128

PCIe Lanes

128

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