CPU Comparison

A

AMD

AMD

AMD EPYC 7643P

CORE STATE Milan

CORE SPECS 48 Cores / 96 Threads

CLOCK SPEED 2.3 Base / 3.6 GHz Turbo

CACHE 256 MB (shared)

MAX TDP 225W

ARCHITECTURE Zen 3

nm

PROCESS 7 nm

LAUNCH DATE 2023

VS

A

AMD

AMD

Ryzen Threadripper PRO 9955WX

CORE STATE Shimada Peak

CORE SPECS 16 Cores / 32 Threads

CLOCK SPEED 4.5 Base / 5.4 GHz Turbo

CACHE 64 MB (shared)

MAX TDP 350W

ARCHITECTURE Zen 5

nm

PROCESS 4 nm

LAUNCH DATE 2025

PERFORMANCE BENCHMARKS

cinebench_cinebench_r15_multicore

6,623

5,996

cinebench_cinebench_r15_singlecore

934

846

cinebench_cinebench_r20_multicore

27,598

24,987

cinebench_cinebench_r20_singlecore

3,895

3,527

cinebench_cinebench_r23_multicore

65,710

59,494

cinebench_cinebench_r23_singlecore

9,276

8,399

passmark_data_compression

1,326,051

890,743

passmark_data_encryption

95,606

48,476

passmark_extended_instructions

67,398

70,809

passmark_find_prime_numbers

651

340

passmark_floating_point_math

216,592

148,042

passmark_integer_math

390,775

246,111

passmark_multithread

77,307

69,993

passmark_physics

8,002

7,056

passmark_random_string_sorting

160,274

109,915

passmark_single_thread

2,655

4,561

passmark_singlethread

2,655

4,561

DETAILED SPECIFICATIONS

SPECIFICATION

EPYC 7643P

Threadripper PRO 9955WX

Core Specs

Cores

48

16 -66.7%

Threads

96

32 -66.7%

Base Clock (GHz)

2.3

4.5 +95.7%

Boost Clock (GHz)

3.6

5.4 +50.0%

Frequency (GHz)

2.3

4.5 +95.7%

Turbo Clock (GHz)

3.6

5.4 +50.0%

Multiplier

23

45 +95.7%

SMP CPUs

1

1 0.0%

Cache

L1 Cache

64 KB (per core)

64 KB (per core)

L2 Cache

512 KB (per core)

1 MB (per core)

L3 Cache

256 MB (shared)

64 MB (shared)

Power

TDP (W)

225

350 +55.6%

Configurable TDP

240 W

—

Architecture

Architecture

Zen 3

Zen 5

Codename

Milan

Shimada Peak

Generation

EPYC (Zen 3 (Milan))

Ryzen Threadripper (Zen 4 (Storm Peak))

Process Size

7 nm

4 nm

Transistors

33,200 million

16,630 million

Die Size

8x 81 mm²

2x 70.6 mm²

Foundry

TSMC

TSMC

Memory

Memory Support

DDR4

DDR5

Memory Bus

Eight-channel

Eight-channel

Memory Bandwidth

204.8 GB/s

409.6 GB/s

ECC Memory

Yes

Yes

Platform

Socket

AMD Socket SP3

AMD Socket sTR5

Chipsets

—

WRX90, TRX50, Pro 695

PCIe

Gen 4, 128 Lanes(CPU only)

Gen 5, 128 Lanes(CPU only)

AMD Multi-Die

CCDs

8

—

Cores per CCD

8

—

IO Process Size

12 nm

6 nm

Other

Market

Server/Workstation

Desktop

Production Status

Active

Active

Launch Price

$2722

$1649

Part Number

100-000001285

100-000000725

Package

FCLGA-4094

FC-LGA4844

Tj Max

—

95°C

Bundled Cooler

—

None

View EPYC 7643P Details View Ryzen Threadripper PRO 9955WX Details