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

Ryzen AI Max 390

CORE STATE Strix Halo

CORE SPECS 12 Cores / 24 Threads

CLOCK SPEED 3.2 Base / 5 GHz Turbo

CACHE 64 MB (shared)

MAX TDP 55W

ARCHITECTURE Zen 5

nm

PROCESS 4 nm

LAUNCH DATE 2025

PERFORMANCE BENCHMARKS

cinebench_cinebench_r15_multicore

5,696

3,635

cinebench_cinebench_r15_singlecore

804

513

cinebench_cinebench_r20_multicore

23,736

15,146

cinebench_cinebench_r20_singlecore

3,350

2,138

cinebench_cinebench_r23_multicore

56,516

36,064

cinebench_cinebench_r23_singlecore

7,978

5,091

passmark_data_compression

1,412,835

493,517

passmark_data_encryption

97,254

25,692

passmark_extended_instructions

86,189

39,250

passmark_find_prime_numbers

298

322

passmark_floating_point_math

215,669

93,598

passmark_integer_math

385,290

148,707

passmark_multithread

66,490

42,429

passmark_physics

4,036

2,754

passmark_random_string_sorting

125,932

53,851

passmark_single_thread

2,448

4,025

passmark_singlethread

2,448

4,025

DETAILED SPECIFICATIONS

SPECIFICATION

EPYC 8434P

AI Max 390

Core Specs

Cores

48

12 -75.0%

Threads

96

24 -75.0%

Base Clock (GHz)

2.5

3.2 +28.0%

Boost Clock (GHz)

3.1

5 +61.3%

Frequency (GHz)

2.5

3.2 +28.0%

Turbo Clock (GHz)

3.1

5 +61.3%

Multiplier

25

32 +28.0%

SMP CPUs

1

1 0.0%

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)

64 MB (shared)

Power

TDP (W)

200

55 -72.5%

Configurable TDP

155-225 W

45-120 W

Architecture

Architecture

Zen 4c

Zen 5

Codename

Siena

Strix Halo

Generation

EPYC (Zen 4c (Siena))

Ryzen AI Max (Zen 5 (Strix Halo))

Process Size

5 nm

4 nm

Transistors

35,500 million

—

Die Size

4x 73 mm²

2x 70.6 mm²

Foundry

TSMC

TSMC

Memory

Memory Support

DDR5

LPDDR5X

Memory Bus

Six-channel

Quad-channel

Memory Bandwidth

230.4 GB/s

256.0 GB/s

ECC Memory

Yes

Yes

Platform

Socket

AMD Socket SP6

AMD Socket FP11

PCIe

Gen 5, 96 Lanes(CPU only)

Gen 4, 16 Lanes(CPU only)

AMD Multi-Die

IO Process Size

6 nm

—

AI/NPU

NPU

—

Yes / 50 TOPS

Graphics

Integrated Graphics

—

Radeon 8050S

Other

Market

Server/Workstation

Mobile

Production Status

Active

Active

Launch Price

$2700

—

Part Number

100-000000877

100-000001423

Package

FC-LGA4844

FC-BGA

Tj Max

—

100°C

Bundled Cooler

None

—

View EPYC 8434P Details View Ryzen AI Max 390 Details