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 3 PRO 5355GE

CORE STATE Cezanne

CORE SPECS 4 Cores / 8 Threads

CLOCK SPEED 3.6 Base / 4.2 GHz Turbo

CACHE 8 MB

MAX TDP 35W

ARCHITECTURE Zen 3

nm

PROCESS 7 nm

LAUNCH DATE 2024

PERFORMANCE BENCHMARKS

cinebench_cinebench_r15_multicore

6,515

1,093

cinebench_cinebench_r15_singlecore

919

154

cinebench_cinebench_r20_multicore

27,149

4,555

cinebench_cinebench_r20_singlecore

3,832

643

cinebench_cinebench_r23_multicore

64,642

10,846

cinebench_cinebench_r23_singlecore

9,126

1,531

passmark_data_compression

N/A

152,885

passmark_data_encryption

N/A

9,564

passmark_extended_instructions

N/A

10,368

passmark_find_prime_numbers

N/A

31

passmark_floating_point_math

N/A

24,115

passmark_integer_math

N/A

44,665

passmark_multithread

N/A

12,761

passmark_physics

N/A

552

passmark_random_string_sorting

N/A

17,255

passmark_single_thread

N/A

3,089

passmark_singlethread

N/A

3,089

DETAILED SPECIFICATIONS

SPECIFICATION

EPYC 7643

3 PRO 5355GE

Core Specs

Cores

48

4 -91.7%

Threads

96

8 -91.7%

Base Clock (GHz)

2.3

3.6 +56.5%

Boost Clock (GHz)

3.6

4.2 +16.7%

Frequency (GHz)

2.3

3.6 +56.5%

Turbo Clock (GHz)

3.6

4.2 +16.7%

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)

512 KB (per core)

L3 Cache

256 MB (shared)

8 MB

Power

TDP (W)

225

35 -84.4%

PPT

—

47 W

Configurable TDP

240 W

—

Architecture

Architecture

Zen 3

Zen 3

Codename

Milan

Cezanne

Generation

EPYC (Zen 3 (Milan))

Ryzen 3 (Zen 3 (Cezanne))

Process Size

7 nm

7 nm

Transistors

33,200 million

10,700 million

Die Size

8x 81 mm²

180 mm²

Foundry

TSMC

TSMC

Memory

Memory Support

DDR4

DDR4

Memory Bus

Eight-channel

Dual-channel

Memory Bandwidth

204.8 GB/s

51.2 GB/s

ECC Memory

Yes

Yes

Platform

Socket

AMD Socket SP3

AMD Socket AM4

PCIe

Gen 4, 128 Lanes(CPU only)

Gen 3, 16 Lanes(CPU only)

AMD Multi-Die

CCDs

8

—

Cores per CCD

6

—

IO Process Size

12 nm

—

Graphics

Integrated Graphics

—

Radeon Vega 6

Other

Market

Server/Workstation

Desktop

Production Status

Active

Active

Launch Price

$4995

—

Part Number

100-000000326100-100000326WOF

100-000001751

Package

FCLGA-4094

µOPGA-1331

Tj Max

—

95°C

View EPYC 7643 Details View Ryzen 3 PRO 5355GE Details