CPU Comparison

A

AMD

AMD

AMD EPYC 7643

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 2021

VS

A

AMD

AMD

Ryzen Threadripper PRO 9975WX

CORE STATE Shimada Peak

CORE SPECS 32 Cores / 64 Threads

CLOCK SPEED 4 Base / 5.4 GHz Turbo

CACHE 128 MB (shared)

MAX TDP 350W

ARCHITECTURE Zen 5

nm

PROCESS 4 nm

LAUNCH DATE 2025

PERFORMANCE BENCHMARKS

cinebench_cinebench_r15_multicore

6,515

9,430

cinebench_cinebench_r15_singlecore

919

1,331

cinebench_cinebench_r20_multicore

27,149

39,292

cinebench_cinebench_r20_singlecore

3,832

5,546

cinebench_cinebench_r23_multicore

64,642

93,553

cinebench_cinebench_r23_singlecore

9,126

13,207

passmark_data_compression

N/A

1,669,837

passmark_data_encryption

N/A

94,634

passmark_extended_instructions

N/A

126,987

passmark_find_prime_numbers

N/A

663

passmark_floating_point_math

N/A

292,100

passmark_integer_math

N/A

485,286

passmark_multithread

N/A

110,740

passmark_physics

N/A

12,426

passmark_random_string_sorting

N/A

205,730

passmark_single_thread

N/A

4,422

passmark_singlethread

N/A

4,422

DETAILED SPECIFICATIONS

SPECIFICATION

EPYC 7643

Threadripper PRO 9975WX

Core Specs

Cores

48

32 -33.3%

Threads

96

64 -33.3%

Base Clock (GHz)

2.3

4 +73.9%

Boost Clock (GHz)

3.6

5.4 +50.0%

Frequency (GHz)

2.3

4 +73.9%

Turbo Clock (GHz)

3.6

5.4 +50.0%

Multiplier

23

40 +73.9%

SMP CPUs

2

1 -50.0%

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)

128 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 5 (Shimada Peak))

Process Size

7 nm

4 nm

Transistors

33,200 million

33,260 million

Die Size

8x 81 mm²

4x 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

6

—

IO Process Size

12 nm

6 nm

Other

Market

Server/Workstation

Server/Workstation

Production Status

Active

Active

Launch Price

$4995

$4099

Part Number

100-000000326100-100000326WOF

100-000000723

Package

FCLGA-4094

FC-LGA4844

Tj Max

—

95°C

Bundled Cooler

—

None

View EPYC 7643 Details View Ryzen Threadripper PRO 9975WX Details