CPU Comparison

A

AMD

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

VS

A

AMD

AMD

EPYC 9745

CORE STATE Turin

CORE SPECS 128 Cores / 256 Threads

CLOCK SPEED 2.4 Base / 3.7 GHz Turbo

CACHE 256 MB (shared)

MAX TDP 400W

ARCHITECTURE Zen 5

nm

PROCESS 3 nm

LAUNCH DATE 2024

PERFORMANCE BENCHMARKS

cinebench_cinebench_r15_multicore

5,696

11,198

cinebench_cinebench_r15_singlecore

804

1,580

cinebench_cinebench_r20_multicore

23,736

46,659

cinebench_cinebench_r20_singlecore

3,350

6,586

cinebench_cinebench_r23_multicore

56,516

111,093

cinebench_cinebench_r23_singlecore

7,978

15,683

passmark_data_compression

1,412,835

3,929,890

passmark_data_encryption

97,254

229,447

passmark_extended_instructions

86,189

280,477

passmark_find_prime_numbers

298

979

passmark_floating_point_math

215,669

761,219

passmark_integer_math

385,290

1,224,315

passmark_multithread

66,490

130,698

passmark_physics

4,036

17,122

passmark_random_string_sorting

125,932

468,975

passmark_single_thread

2,448

2,806

passmark_singlethread

2,448

2,806

DETAILED SPECIFICATIONS

SPECIFICATION

EPYC 8434P

EPYC 9745

Core Specs

Cores

48

128 +166.7%

Threads

96

256 +166.7%

Base Clock (GHz)

2.5

2.4 -4.0%

Boost Clock (GHz)

3.1

3.7 +19.4%

Frequency (GHz)

2.5

2.4 -4.0%

Turbo Clock (GHz)

3.1

3.7 +19.4%

Multiplier

25

24 -4.0%

SMP CPUs

1

2 +100.0%

Cache

L1 Cache

64 KB (per core)

80 KB (per core)

L2 Cache

1 MB (per core)

1 MB (per core)

L3 Cache

128 MB (shared)

256 MB (shared)

Power

TDP (W)

200

400 +100.0%

Configurable TDP

155-225 W

320-400 W

Architecture

Architecture

Zen 4c

Zen 5

Codename

Siena

Turin

Generation

EPYC (Zen 4c (Siena))

EPYC (Zen 5c (Turin))

Process Size

5 nm

3 nm

Transistors

35,500 million

—

Die Size

4x 73 mm²

—

Foundry

TSMC

TSMC

Memory

Memory Support

DDR5

DDR5

Memory Bus

Six-channel

Twelve-channel

Memory Bandwidth

230.4 GB/s

576.0 GB/s

ECC Memory

Yes

Yes

Platform

Socket

AMD Socket SP6

AMD Socket SP5

PCIe

Gen 5, 96 Lanes(CPU only)

Gen 5, 128 Lanes(CPU only)

AMD Multi-Die

IO Process Size

6 nm

6 nm

Interconnect

CXL

—

Gen 2.0

Other

Market

Server/Workstation

Server/Workstation

Production Status

Active

Active

Launch Price

$2700

$12141

Part Number

100-000000877

100-000001460

Package

FC-LGA4844

FC-LGA6096

Bundled Cooler

None

—

View EPYC 8434P Details View EPYC 9745 Details