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 7 8700G

CORE STATE Phoenix

CORE SPECS 8 Cores / 16 Threads

CLOCK SPEED 4.2 Base / 5.1 GHz Turbo

CACHE 16 MB (shared)

MAX TDP 65W

ARCHITECTURE Zen 4

nm

PROCESS 4 nm

LAUNCH DATE 2024

PERFORMANCE BENCHMARKS

cinebench_cinebench_r15_multicore

6,515

2,712

cinebench_cinebench_r15_singlecore

919

382

cinebench_cinebench_r20_multicore

27,149

11,304

cinebench_cinebench_r20_singlecore

3,832

1,595

cinebench_cinebench_r23_multicore

64,642

26,915

cinebench_cinebench_r23_singlecore

9,126

3,799

3dmark_16_threads

N/A

7,918

3dmark_2_threads

N/A

1,978

3dmark_4_threads

N/A

3,825

3dmark_8_threads

N/A

6,589

3dmark_max_threads

N/A

7,917

3dmark_single_thread

N/A

1,010

geekbench_multicore

N/A

13,608

geekbench_singlecore

N/A

2,649

passmark_data_compression

N/A

386,811

passmark_data_encryption

N/A

22,842

passmark_extended_instructions

N/A

29,067

passmark_find_prime_numbers

N/A

103

passmark_floating_point_math

N/A

63,815

passmark_integer_math

N/A

103,107

passmark_multithread

N/A

31,690

passmark_physics

N/A

1,647

passmark_random_string_sorting

N/A

46,025

passmark_single_thread

N/A

3,928

passmark_singlethread

N/A

3,928

DETAILED SPECIFICATIONS

SPECIFICATION

EPYC 7643

7 8700G

Core Specs

Cores

48

8 -83.3%

Threads

96

16 -83.3%

Base Clock (GHz)

2.3

4.2 +82.6%

Boost Clock (GHz)

3.6

5.1 +41.7%

Frequency (GHz)

2.3

4.2 +82.6%

Turbo Clock (GHz)

3.6

5.1 +41.7%

Multiplier

23

42 +82.6%

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)

16 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

Phoenix

Generation

EPYC (Zen 3 (Milan))

Ryzen 7 (Zen 4 (Phoenix))

Process Size

7 nm

4 nm

Transistors

33,200 million

25,000 million

Die Size

8x 81 mm²

178 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

No

Platform

Socket

AMD Socket SP3

AMD Socket AM5

Chipsets

—

X670E, X670, B650E, B650, A620

PCIe

Gen 4, 128 Lanes(CPU only)

Gen 4, 20 Lanes(CPU only)

AMD Multi-Die

CCDs

8

—

Cores per CCD

6

—

IO Process Size

12 nm

—

AI/NPU

NPU

—

Yes / 16 TOPS

Graphics

Integrated Graphics

—

Radeon 780M

Other

Market

Server/Workstation

Desktop

Production Status

Active

Active

Launch Price

$4995

$329

Part Number

100-000000326100-100000326WOF

100-000001236

Package

FCLGA-4094

FC-LGA1718

Tj Max

—

95°C

Bundled Cooler

—

Wraith Spire

View EPYC 7643 Details View Ryzen 7 8700G Details