CPU Comparison

A

AMD

AMD

AMD EPYC 7543

CORE STATE Milan

CORE SPECS 32 Cores / 64 Threads

CLOCK SPEED 2.8 Base / 3.7 GHz Turbo

CACHE 256 MB (shared)

MAX TDP 225W

ARCHITECTURE Zen 3

nm

PROCESS 7 nm

LAUNCH DATE 2021

VS

A

AMD

AMD

Ryzen 9 7940H

CORE STATE Phoenix

CORE SPECS 8 Cores / 16 Threads

CLOCK SPEED 4 Base / 5.2 GHz Turbo

CACHE 16 MB (shared)

MAX TDP 35W

ARCHITECTURE Zen 4

nm

PROCESS 4 nm

LAUNCH DATE —

PERFORMANCE BENCHMARKS

cinebench_cinebench_r15_multicore

5,393

2,490

cinebench_cinebench_r15_singlecore

761

351

cinebench_cinebench_r20_multicore

22,473

10,375

cinebench_cinebench_r20_singlecore

3,172

1,464

cinebench_cinebench_r23_multicore

53,509

24,703

cinebench_cinebench_r23_singlecore

7,554

3,487

passmark_data_compression

N/A

352,077

passmark_data_encryption

N/A

21,096

passmark_extended_instructions

N/A

26,804

passmark_find_prime_numbers

N/A

81

passmark_floating_point_math

N/A

62,057

passmark_integer_math

N/A

101,977

passmark_multithread

N/A

29,063

passmark_physics

N/A

1,300

passmark_random_string_sorting

N/A

42,093

passmark_single_thread

N/A

3,952

passmark_singlethread

N/A

3,952

DETAILED SPECIFICATIONS

SPECIFICATION

EPYC 7543

9 7940H

Core Specs

Cores

32

8 -75.0%

Threads

64

16 -75.0%

Base Clock (GHz)

2.8

4 +42.9%

Boost Clock (GHz)

3.7

5.2 +40.5%

Frequency (GHz)

2.8

4 +42.9%

Turbo Clock (GHz)

3.7

5.2 +40.5%

Multiplier

28

40 +42.9%

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)

16 MB (shared)

Power

TDP (W)

225

35 -84.4%

Configurable TDP

240 W

54 W

Architecture

Architecture

Zen 3

Zen 4

Codename

Milan

Phoenix

Generation

EPYC (Zen 3 (Milan))

Ryzen 9 (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

89.6 GB/s

ECC Memory

Yes

Yes

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

4

—

IO Process Size

12 nm

—

Graphics

Integrated Graphics

—

Radeon 780M

Other

Market

Server/Workstation

Mobile

Production Status

Active

Active

Launch Price

$3761

—

Part Number

100-000000345100-100000345WOF

100-000000954(FP7r2)100-000000963(FP7)100-000001128(FP8)

Package

FCLGA-4094

FP8, FP7, FP7r2

Tj Max

—

100°C

View EPYC 7543 Details View Ryzen 9 7940H Details