CPU Comparison

i

Intel

INTEL

Intel Core Ultra 7 155U

CORE STATE Meteor Lake

CORE SPECS 12 Cores / 14 Threads

CLOCK SPEED 1700 Base / 4.8 GHz Turbo

CACHE 12 MB (shared)

MAX TDP 15W

ARCHITECTURE Meteor Lake

nm

PROCESS 7 nm

LAUNCH DATE 2023

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

1,404

4,350

cinebench_cinebench_r15_singlecore

198

614

cinebench_cinebench_r20_multicore

5,854

18,128

cinebench_cinebench_r20_singlecore

826

2,559

cinebench_cinebench_r23_multicore

13,940

43,162

cinebench_cinebench_r23_singlecore

1,968

6,093

passmark_data_compression

177,122

548,248

passmark_data_encryption

11,333

41,662

passmark_extended_instructions

9,903

44,240

passmark_find_prime_numbers

65

422

passmark_floating_point_math

40,256

168,930

passmark_integer_math

57,564

132,810

passmark_multithread

16,382

50,739

passmark_physics

1,084

3,062

passmark_random_string_sorting

19,767

66,420

passmark_single_thread

3,372

4,645

passmark_singlethread

3,372

4,645

DETAILED SPECIFICATIONS

SPECIFICATION

Ultra 7 155U

Ultra 7 255HX

Core Specs

Cores

12

20 +66.7%

Threads

14

20 +42.9%

Base Clock (GHz)

1,700

2.4 -99.9%

Boost Clock (GHz)

4.8

5.2 +8.3%

Frequency (GHz)

1,700

2.4 -99.9%

Turbo Clock (GHz)

4.8

5.2 +8.3%

Multiplier

17

24 +41.2%

SMP CPUs

1

1 0.0%

Cache

L1 Cache

112 KB (per core)

192 KB (per core)

L2 Cache

2 MB (per core)

3 MB (per core)

L3 Cache

12 MB (shared)

30 MB (shared)

Power

TDP (W)

15

55 +266.7%

PL1

—

55 W

PL2

—

160 W

Architecture

Architecture

Meteor Lake

Arrow Lake

Codename

Meteor Lake

Arrow Lake-HX

Generation

Ultra 7 (Meteor Lake)

Ultra 7 (Arrow Lake-HX)

Process Size

7 nm

3 nm

Transistors

—

17,800 million

Die Size

—

243 mm²

Foundry

Intel

TSMC

Memory

Memory Support

DDR5 Depends on motherboard

DDR5

Memory Bus

Dual-channel

Dual-channel

Memory Bandwidth

89.6 GB/s

102.4 GB/s

ECC Memory

No

No

Platform

Socket

Intel BGA 2049

Intel BGA 2114

Chipsets

—

WM880, HM870

PCIe

Gen 4, 12 Lanes(CPU only)

Gen 5, 20 Lanes(CPU only)

Intel Hybrid

Hybrid Cores

P-Cores: 2 E-Cores: 10

P-Cores: 8 E-Cores: 12

E-Core Frequency

1200 MHz up to 3.8 GHz

1800 MHz up to 4.5 GHz

LP E-Cores

2

—

AI/NPU

NPU

Yes / 11 TOPS

Yes / 13 TOPS

Graphics

Integrated Graphics

Arc Xe-LPG 64EU

Arc Xe-LPG Graphics 64EU

Other

Market

Mobile

Mobile

Production Status

Active

Active

Launch Price

$490

—

Part Number

SRN6B

SRVFG

Package

FC-BGA

FC-BGA

Tj Max

110°C

105°C

View Core Ultra 7 155U Details View Core Ultra 7 255HX Details