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

EPYC 8434P

CORE STATE Siena

CORE SPECS 48 Cores / 96 Threads

CLOCK SPEED 2.5 Base / 3.1 GHz Turbo

CACHE 128 MB (shared)

MAX TDP 200W

ARCHITECTURE Zen 4c

nm

PROCESS 5 nm

LAUNCH DATE 2023

PERFORMANCE BENCHMARKS

cinebench_cinebench_r15_multicore

5,393

5,696

cinebench_cinebench_r15_singlecore

761

804

cinebench_cinebench_r20_multicore

22,473

23,736

cinebench_cinebench_r20_singlecore

3,172

3,350

cinebench_cinebench_r23_multicore

53,509

56,516

cinebench_cinebench_r23_singlecore

7,554

7,978

passmark_data_compression

N/A

1,412,835

passmark_data_encryption

N/A

97,254

passmark_extended_instructions

N/A

86,189

passmark_find_prime_numbers

N/A

298

passmark_floating_point_math

N/A

215,669

passmark_integer_math

N/A

385,290

passmark_multithread

N/A

66,490

passmark_physics

N/A

4,036

passmark_random_string_sorting

N/A

125,932

passmark_single_thread

N/A

2,448

passmark_singlethread

N/A

2,448

DETAILED SPECIFICATIONS

SPECIFICATION

EPYC 7543

EPYC 8434P

Core Specs

Cores

32

48 +50.0%

Threads

64

96 +50.0%

Base Clock (GHz)

2.8

2.5 -10.7%

Boost Clock (GHz)

3.7

3.1 -16.2%

Frequency (GHz)

2.8

2.5 -10.7%

Turbo Clock (GHz)

3.7

3.1 -16.2%

Multiplier

28

25 -10.7%

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)

128 MB (shared)

Power

TDP (W)

225

200 -11.1%

Configurable TDP

240 W

155-225 W

Architecture

Architecture

Zen 3

Zen 4c

Codename

Milan

Siena

Generation

EPYC (Zen 3 (Milan))

EPYC (Zen 4c (Siena))

Process Size

7 nm

5 nm

Transistors

33,200 million

35,500 million

Die Size

8x 81 mm²

4x 73 mm²

Foundry

TSMC

TSMC

Memory

Memory Support

DDR4

DDR5

Memory Bus

Eight-channel

Six-channel

Memory Bandwidth

204.8 GB/s

230.4 GB/s

ECC Memory

Yes

Yes

Platform

Socket

AMD Socket SP3

AMD Socket SP6

PCIe

Gen 4, 128 Lanes(CPU only)

Gen 5, 96 Lanes(CPU only)

AMD Multi-Die

CCDs

8

—

Cores per CCD

4

—

IO Process Size

12 nm

6 nm

Other

Market

Server/Workstation

Server/Workstation

Production Status

Active

Active

Launch Price

$3761

$2700

Part Number

100-000000345100-100000345WOF

100-000000877

Package

FCLGA-4094

FC-LGA4844

Bundled Cooler

—

None

View EPYC 7543 Details View EPYC 8434P Details