CPU Comparison

A

AMD

AMD

AMD EPYC 9455P

CORE STATE Turin

CORE SPECS 48 Cores / 96 Threads

CLOCK SPEED 3.15 Base / 4.4 GHz Turbo

CACHE 256 MB (shared)

MAX TDP 300W

ARCHITECTURE Zen 5

nm

PROCESS 4 nm

LAUNCH DATE 2024

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

9,999

2,490

cinebench_cinebench_r15_singlecore

1,411

351

cinebench_cinebench_r20_multicore

41,666

10,375

cinebench_cinebench_r20_singlecore

5,882

1,464

cinebench_cinebench_r23_multicore

99,206

24,703

cinebench_cinebench_r23_singlecore

14,005

3,487

passmark_data_compression

1,932,632

352,077

passmark_data_encryption

115,202

21,096

passmark_extended_instructions

138,505

26,804

passmark_find_prime_numbers

1,089

81

passmark_floating_point_math

358,673

62,057

passmark_integer_math

606,087

101,977

passmark_multithread

116,713

29,063

passmark_physics

16,647

1,300

passmark_random_string_sorting

241,849

42,093

passmark_single_thread

3,750

3,952

passmark_singlethread

3,750

3,952

DETAILED SPECIFICATIONS

SPECIFICATION

EPYC 9455P

9 7940H

Core Specs

Cores

48

8 -83.3%

Threads

96

16 -83.3%

Base Clock (GHz)

3.15

4 +27.0%

Boost Clock (GHz)

4.4

5.2 +18.2%

Frequency (GHz)

3.15

4 +27.0%

Turbo Clock (GHz)

4.4

5.2 +18.2%

Multiplier

31.5

40 +27.0%

SMP CPUs

1

1 0.0%

Cache

L1 Cache

80 KB (per core)

64 KB (per core)

L2 Cache

1 MB (per core)

1 MB (per core)

L3 Cache

256 MB (shared)

16 MB (shared)

Power

TDP (W)

300

35 -88.3%

Configurable TDP

240-300 W

54 W

Architecture

Architecture

Zen 5

Zen 4

Codename

Turin

Phoenix

Generation

EPYC (Zen 5 (Turin))

Ryzen 9 (Zen 4 (Phoenix))

Process Size

4 nm

4 nm

Transistors

66,520 million

25,000 million

Die Size

8x 70.6 mm²

178 mm²

Foundry

TSMC

TSMC

Memory

Memory Support

DDR5

DDR5

Memory Bus

Twelve-channel

Dual-channel

Memory Bandwidth

576.0 GB/s

89.6 GB/s

ECC Memory

Yes

Yes

Platform

Socket

AMD Socket SP5

AMD Socket FP8

PCIe

Gen 5, 128 Lanes(CPU only)

Gen 4, 20 Lanes(CPU only)

AMD Multi-Die

IO Process Size

6 nm

—

Interconnect

CXL

Gen 2.0

—

Graphics

Integrated Graphics

—

Radeon 780M

Other

Market

Server/Workstation

Mobile

Production Status

Active

Active

Launch Price

$4819

—

Part Number

100-000001563

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

Package

FC-LGA6096

FP8, FP7, FP7r2

Tj Max

—

100°C

View EPYC 9455P Details View Ryzen 9 7940H Details