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 4100

CORE STATE Renoir

CORE SPECS 4 Cores / 8 Threads

CLOCK SPEED 3.8 Base / 4 GHz Turbo

CACHE 8 MB (shared)

MAX TDP 65W

ARCHITECTURE Zen 2

nm

PROCESS 7 nm

LAUNCH DATE 2022

PERFORMANCE BENCHMARKS

cinebench_cinebench_r15_multicore

6,515

946

cinebench_cinebench_r15_singlecore

919

133

cinebench_cinebench_r20_multicore

27,149

3,945

cinebench_cinebench_r20_singlecore

3,832

556

cinebench_cinebench_r23_multicore

64,642

9,394

cinebench_cinebench_r23_singlecore

9,126

1,326

passmark_data_compression

N/A

149,609

passmark_data_encryption

N/A

9,133

passmark_extended_instructions

N/A

9,923

passmark_find_prime_numbers

N/A

23

passmark_floating_point_math

N/A

19,128

passmark_integer_math

N/A

32,307

passmark_multithread

N/A

11,050

passmark_physics

N/A

563

passmark_random_string_sorting

N/A

15,760

passmark_single_thread

N/A

2,531

passmark_singlethread

N/A

2,531

DETAILED SPECIFICATIONS

SPECIFICATION

EPYC 7643

3 4100

Core Specs

Cores

48

4 -91.7%

Threads

96

8 -91.7%

Base Clock (GHz)

2.3

3.8 +65.2%

Boost Clock (GHz)

3.6

4 +11.1%

Frequency (GHz)

2.3

3.8 +65.2%

Turbo Clock (GHz)

3.6

4 +11.1%

Multiplier

23

38 +65.2%

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 (shared)

Power

TDP (W)

225

65 -71.1%

Configurable TDP

240 W

45W

Architecture

Architecture

Zen 3

Zen 2

Codename

Milan

Renoir

Generation

EPYC (Zen 3 (Milan))

Ryzen 3 (Zen 2 (Renoir))

Process Size

7 nm

7 nm

Transistors

33,200 million

9,800 million

Die Size

8x 81 mm²

156 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

No

Platform

Socket

AMD Socket SP3

AMD Socket AM4

Chipsets

—

AMD 300 Series*, AMD 400 Series, AMD 500 Series

PCIe

Gen 4, 128 Lanes(CPU only)

Gen 3, 8 Lanes(CPU only)

AMD Multi-Die

CCDs

8

—

Cores per CCD

6

—

IO Process Size

12 nm

—

Other

Market

Server/Workstation

Desktop

Production Status

Active

Active

Launch Price

$4995

$99

Part Number

100-000000326100-100000326WOF

100-000000510100-100000510BOX

Package

FCLGA-4094

µOPGA-1331

Tj Max

—

95°C

View EPYC 7643 Details View Ryzen 3 4100 Details