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 6353P

CORE STATE Raptor Lake-R

CORE SPECS 8 Cores / 16 Threads

CLOCK SPEED 2.7 Base / 5.4 GHz Turbo

CACHE 24 MB (shared)

MAX TDP 65W

ARCHITECTURE Raptor Lake

nm

PROCESS 10 nm

LAUNCH DATE 2025

PERFORMANCE BENCHMARKS

cinebench_cinebench_r15_multicore

4,350

2,370

cinebench_cinebench_r15_singlecore

614

334

cinebench_cinebench_r20_multicore

18,128

9,875

cinebench_cinebench_r20_singlecore

2,559

1,393

cinebench_cinebench_r23_multicore

43,162

23,512

cinebench_cinebench_r23_singlecore

6,093

3,319

passmark_data_compression

548,248

328,961

passmark_data_encryption

41,662

17,252

passmark_extended_instructions

44,240

21,777

passmark_find_prime_numbers

422

105

passmark_floating_point_math

168,930

68,983

passmark_integer_math

132,810

94,363

passmark_multithread

50,739

27,662

passmark_physics

3,062

1,411

passmark_random_string_sorting

66,420

33,077

passmark_single_thread

4,645

4,200

passmark_singlethread

4,645

4,200

DETAILED SPECIFICATIONS

SPECIFICATION

Ultra 7 255HX

6353P

Core Specs

Cores

20

8 -60.0%

Threads

20

16 -20.0%

Base Clock (GHz)

2.4

2.7 +12.5%

Boost Clock (GHz)

5.2

5.4 +3.8%

Frequency (GHz)

2.4

2.7 +12.5%

Turbo Clock (GHz)

5.2

5.4 +3.8%

Multiplier

24

27 +12.5%

SMP CPUs

1

1 0.0%

Cache

L1 Cache

192 KB (per core)

80 KB (per core)

L2 Cache

3 MB (per core)

2 MB (per core)

L3 Cache

30 MB (shared)

24 MB (shared)

Power

TDP (W)

55

65 +18.2%

PL1

55 W

—

PL2

160 W

—

Architecture

Architecture

Arrow Lake

Raptor Lake

Codename

Arrow Lake-HX

Raptor Lake-R

Generation

Ultra 7 (Arrow Lake-HX)

Xeon 6 (Raptor Lake Refresh)

Process Size

3 nm

10 nm

Transistors

17,800 million

—

Die Size

243 mm²

257 mm²

Foundry

TSMC

Intel

Memory

Memory Support

DDR5

DDR4, DDR5

Memory Bus

Dual-channel

Dual-channel

Memory Bandwidth

102.4 GB/s

—

ECC Memory

No

Yes

DDR4 Speed

—

3200 MT/s

DDR5 Speed

—

4800 MT/s

Platform

Socket

Intel BGA 2114

Intel Socket 1700

Chipsets

WM880, HM870

C262, C266

PCIe

Gen 5, 20 Lanes(CPU only)

Gen 5, 16 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

Launch Price

—

$426

Part Number

SRVFG

SRPLS

Package

FC-BGA

FC-LGA16A

Tj Max

105°C

100°C

View Core Ultra 7 255HX Details View Xeon 6353P Details