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 8300G

CORE STATE Phoenix2

CORE SPECS 4 Cores / 8 Threads

CLOCK SPEED 3.4 Base / 4.9 GHz Turbo

CACHE 8 MB (shared)

MAX TDP 65W

ARCHITECTURE Zen 4

nm

PROCESS 4 nm

LAUNCH DATE 2024

PERFORMANCE BENCHMARKS

cinebench_cinebench_r15_multicore

6,515

1,231

cinebench_cinebench_r15_singlecore

919

173

cinebench_cinebench_r20_multicore

27,149

5,131

cinebench_cinebench_r20_singlecore

3,832

724

cinebench_cinebench_r23_multicore

64,642

12,217

cinebench_cinebench_r23_singlecore

9,126

1,724

passmark_data_compression

N/A

164,386

passmark_data_encryption

N/A

9,259

passmark_extended_instructions

N/A

12,489

passmark_find_prime_numbers

N/A

51

passmark_floating_point_math

N/A

25,518

passmark_integer_math

N/A

41,070

passmark_multithread

N/A

14,374

passmark_physics

N/A

833

passmark_random_string_sorting

N/A

18,759

passmark_single_thread

N/A

3,873

passmark_singlethread

N/A

3,873

DETAILED SPECIFICATIONS

SPECIFICATION

EPYC 7643

3 8300G

Core Specs

Cores

48

4 -91.7%

Threads

96

8 -91.7%

Base Clock (GHz)

2.3

3.4 +47.8%

Boost Clock (GHz)

3.6

4.9 +36.1%

Frequency (GHz)

2.3

3.4 +47.8%

Turbo Clock (GHz)

3.6

4.9 +36.1%

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)

8 MB (shared)

Power

TDP (W)

225

65 -71.1%

PPT

—

61-88 W

Configurable TDP

240 W

45 W

Architecture

Architecture

Zen 3

Zen 4

Codename

Milan

Phoenix2

Generation

EPYC (Zen 3 (Milan))

Ryzen 3 (Zen 4 (Phoenix))

Process Size

7 nm

4 nm

Transistors

33,200 million

20,900 million

Die Size

8x 81 mm²

137 mm²

Foundry

TSMC

TSMC

Memory

Memory Support

DDR4

DDR5

Memory Bus

Eight-channel

Dual-channel

Memory Bandwidth

204.8 GB/s

83.2 GB/s

ECC Memory

Yes

Yes

Platform

Socket

AMD Socket SP3

AMD Socket AM5

Chipsets

—

X670E, X670, B650E, B650, A620

PCIe

Gen 4, 128 Lanes(CPU only)

Gen 4, 14 Lanes(CPU only)

Intel Hybrid

Hybrid Cores

—

1 + 3

E-Core Frequency

—

3.2 GHz up to 3.6 GHz

AMD Multi-Die

CCDs

8

—

Cores per CCD

6

—

IO Process Size

12 nm

—

Graphics

Integrated Graphics

—

Radeon 740M

Other

Market

Server/Workstation

Desktop

Production Status

Active

Active

Launch Price

$4995

$176

Part Number

100-000000326100-100000326WOF

100-000001492

Package

FCLGA-4094

FC-LGA1718

Tj Max

—

95°C

Bundled Cooler

—

Wraith Stealth

View EPYC 7643 Details View Ryzen 3 8300G Details