CPU Comparison

A

AMD

AMD

AMD EPYC 7643P

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 2023

VS

A

AMD

AMD

Ryzen 5 8640U

CORE STATE Hawk Point

CORE SPECS 6 Cores / 12 Threads

CLOCK SPEED 3.5 Base / 4.9 GHz Turbo

CACHE 16 MB (shared)

MAX TDP 28W

ARCHITECTURE Zen 4

nm

PROCESS 4 nm

LAUNCH DATE 2023

PERFORMANCE BENCHMARKS

cinebench_cinebench_r15_multicore

6,623

1,740

cinebench_cinebench_r15_singlecore

934

245

cinebench_cinebench_r20_multicore

27,598

7,254

cinebench_cinebench_r20_singlecore

3,895

1,023

cinebench_cinebench_r23_multicore

65,710

17,273

cinebench_cinebench_r23_singlecore

9,276

2,438

passmark_data_compression

1,326,051

230,080

passmark_data_encryption

95,606

14,013

passmark_extended_instructions

67,398

16,500

passmark_find_prime_numbers

651

69

passmark_floating_point_math

216,592

40,330

passmark_integer_math

390,775

68,051

passmark_multithread

77,307

20,322

passmark_physics

8,002

1,033

passmark_random_string_sorting

160,274

28,066

passmark_single_thread

2,655

3,534

passmark_singlethread

2,655

3,534

geekbench_multicore

N/A

8,185

geekbench_singlecore

N/A

2,131

DETAILED SPECIFICATIONS

SPECIFICATION

EPYC 7643P

5 8640U

Core Specs

Cores

48

6 -87.5%

Threads

96

12 -87.5%

Base Clock (GHz)

2.3

3.5 +52.2%

Boost Clock (GHz)

3.6

4.9 +36.1%

Frequency (GHz)

2.3

3.5 +52.2%

Turbo Clock (GHz)

3.6

4.9 +36.1%

Multiplier

23

35 +52.2%

SMP CPUs

1

1 0.0%

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

28 -87.6%

Configurable TDP

240 W

15-30 W

Architecture

Architecture

Zen 3

Zen 4

Codename

Milan

Hawk Point

Generation

EPYC (Zen 3 (Milan))

Ryzen 5 (Zen 4 (Hawk Point))

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

89.6 GB/s

ECC Memory

Yes

No

Platform

Socket

AMD Socket SP3

AMD Socket FP8

PCIe

Gen 4, 128 Lanes(CPU only)

Gen 4, 20 Lanes(CPU only)

AMD Multi-Die

CCDs

8

—

Cores per CCD

8

—

IO Process Size

12 nm

—

AI/NPU

NPU

—

Yes / 16 TOPS

Graphics

Integrated Graphics

—

Radeon 760M

Other

Market

Server/Workstation

Mobile

Production Status

Active

Active

Launch Price

$2722

—

Part Number

100-000001285

100-000001324(FP7r2)100-000001376(FP7)100-000001313(FP8)

Package

FCLGA-4094

FP8, FP7, FP7r2

Tj Max

—

100°C

View EPYC 7643P Details View Ryzen 5 8640U Details