CPU Comparison

A

AMD

AMD

AMD EPYC 4345P

CORE STATE Grado

CORE SPECS 8 Cores / 16 Threads

CLOCK SPEED 3.8 Base / 5.5 GHz Turbo

CACHE 32 MB (shared)

MAX TDP 65W

ARCHITECTURE Zen 5

nm

PROCESS 4 nm

LAUNCH DATE 2025

VS

i

Intel

INTEL

Core Ultra 7 255HX

CORE STATE Arrow Lake-HX

CORE SPECS 20 Cores / 20 Threads

CLOCK SPEED 2.4 Base / 5.2 GHz Turbo

CACHE 30 MB (shared)

MAX TDP 55W

ARCHITECTURE Arrow Lake

nm

PROCESS 3 nm

LAUNCH DATE 2025

PERFORMANCE BENCHMARKS

cinebench_cinebench_r15_multicore

3,227

4,350

cinebench_cinebench_r15_singlecore

455

614

cinebench_cinebench_r20_multicore

13,448

18,128

cinebench_cinebench_r20_singlecore

1,898

2,559

cinebench_cinebench_r23_multicore

32,020

43,162

cinebench_cinebench_r23_singlecore

4,520

6,093

passmark_data_compression

430,813

548,248

passmark_data_encryption

22,820

41,662

passmark_extended_instructions

33,544

44,240

passmark_find_prime_numbers

194

422

passmark_floating_point_math

78,059

168,930

passmark_integer_math

124,180

132,810

passmark_multithread

37,671

50,739

passmark_physics

2,480

3,062

passmark_random_string_sorting

48,448

66,420

passmark_single_thread

4,672

4,645

passmark_singlethread

4,672

4,645

DETAILED SPECIFICATIONS

SPECIFICATION

EPYC 4345P

Ultra 7 255HX

Core Specs

Cores

8

20 +150.0%

Threads

16

20 +25.0%

Base Clock (GHz)

3.8

2.4 -36.8%

Boost Clock (GHz)

5.5

5.2 -5.5%

Frequency (GHz)

3.8

2.4 -36.8%

Turbo Clock (GHz)

5.5

5.2 -5.5%

Multiplier

38

24 -36.8%

SMP CPUs

1

1 0.0%

Cache

L1 Cache

80 KB (per core)

192 KB (per core)

L2 Cache

1 MB (per core)

3 MB (per core)

L3 Cache

32 MB (shared)

30 MB (shared)

Power

TDP (W)

65

55 -15.4%

PL1

—

55 W

PL2

—

160 W

PPT

88 W

—

Architecture

Architecture

Zen 5

Arrow Lake

Codename

Grado

Arrow Lake-HX

Generation

EPYC (Zen 5 (Grado))

Ultra 7 (Arrow Lake-HX)

Process Size

4 nm

3 nm

Transistors

8,315 million

17,800 million

Die Size

70.6 mm²

243 mm²

Foundry

TSMC

TSMC

Memory

Memory Support

DDR5

DDR5

Memory Bus

Dual-channel

Dual-channel

Memory Bandwidth

89.6 GB/s

102.4 GB/s

ECC Memory

Yes

No

Platform

Socket

AMD Socket AM5

Intel BGA 2114

Chipsets

—

WM880, HM870

PCIe

Gen 5, 24 Lanes(CPU only)

Gen 5, 20 Lanes(CPU only)

Intel Hybrid

Hybrid Cores

—

P-Cores: 8 E-Cores: 12

E-Core Frequency

—

1800 MHz up to 4.5 GHz

AMD Multi-Die

IO Process Size

6 nm

—

AI/NPU

NPU

—

Yes / 13 TOPS

Graphics

Integrated Graphics

Radeon Graphics

Arc Xe-LPG Graphics 64EU

Other

Market

Server/Workstation

Mobile

Production Status

Active

Active

Launch Price

$329

—

Part Number

100-000001556

SRVFG

Package

FC-LGA1718

FC-BGA

Tj Max

95°C

105°C

Bundled Cooler

None

—

View EPYC 4345P Details View Core Ultra 7 255HX Details