CPU Comparison

i

Intel

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

VS

i

Intel

INTEL

Xeon Gold 6338T

CORE STATE Ice Lake-SP

CORE SPECS 24 Cores / 48 Threads

CLOCK SPEED 2.1 Base / 3.4 GHz Turbo

CACHE 36 MB (shared)

MAX TDP 165W

ARCHITECTURE Ice Lake

nm

PROCESS 10 nm

LAUNCH DATE 2021

PERFORMANCE BENCHMARKS

cinebench_cinebench_r15_multicore

4,350

3,067

cinebench_cinebench_r15_singlecore

614

432

cinebench_cinebench_r20_multicore

18,128

12,780

cinebench_cinebench_r20_singlecore

2,559

1,804

cinebench_cinebench_r23_multicore

43,162

30,430

cinebench_cinebench_r23_singlecore

6,093

4,296

passmark_data_compression

548,248

557,816

passmark_data_encryption

41,662

24,677

passmark_extended_instructions

44,240

43,292

passmark_find_prime_numbers

422

118

passmark_floating_point_math

168,930

90,584

passmark_integer_math

132,810

152,275

passmark_multithread

50,739

35,801

passmark_physics

3,062

1,160

passmark_random_string_sorting

66,420

66,495

passmark_single_thread

4,645

2,348

passmark_singlethread

4,645

2,348

DETAILED SPECIFICATIONS

SPECIFICATION

Ultra 7 255HX

Gold 6338T

Core Specs

Cores

20

24 +20.0%

Threads

20

48 +140.0%

Base Clock (GHz)

2.4

2.1 -12.5%

Boost Clock (GHz)

5.2

3.4 -34.6%

Frequency (GHz)

2.4

2.1 -12.5%

Turbo Clock (GHz)

5.2

3.4 -34.6%

Multiplier

24

21 -12.5%

SMP CPUs

1

2 +100.0%

Cache

L1 Cache

192 KB (per core)

64 KB (per core)

L2 Cache

3 MB (per core)

1 MB (per core)

L3 Cache

30 MB (shared)

36 MB (shared)

Power

TDP (W)

55

165 +200.0%

PL1

55 W

—

PL2

160 W

—

Architecture

Architecture

Arrow Lake

Ice Lake

Codename

Arrow Lake-HX

Ice Lake-SP

Generation

Ultra 7 (Arrow Lake-HX)

Xeon Gold (Ice Lake-SP)

Process Size

3 nm

10 nm

Transistors

17,800 million

—

Die Size

243 mm²

—

Foundry

TSMC

Intel

Memory

Memory Support

DDR5

DDR4

Memory Bus

Dual-channel

Eight-channel

Memory Bandwidth

102.4 GB/s

204.8 GB/s

ECC Memory

No

Yes

Platform

Socket

Intel BGA 2114

Intel Socket 4189

Chipsets

WM880, HM870

—

PCIe

Gen 5, 20 Lanes(CPU only)

Gen 4, 64 Lanes(CPU only)

Intel Hybrid

Hybrid Cores

P-Cores: 8 E-Cores: 12

—

E-Core Frequency

1800 MHz up to 4.5 GHz

—

AI/NPU

NPU

Yes / 13 TOPS

—

Graphics

Integrated Graphics

Arc Xe-LPG Graphics 64EU

—

Other

Market

Mobile

Server/Workstation

Production Status

Active

Active

Part Number

SRVFG

—

Package

FC-BGA

FC-LGA4189

Tj Max

105°C

—

View Core Ultra 7 255HX Details View Xeon Gold 6338T Details