CPU Comparison

i

Intel

INTEL

Intel Core i9-12900H

CORE STATE Alder Lake-H

CORE SPECS 14 Cores / 20 Threads

CLOCK SPEED 2.5 Base / 5 GHz Turbo

CACHE 24 MB (shared)

MAX TDP 45W

ARCHITECTURE Alder Lake

nm

PROCESS 10 nm

LAUNCH DATE 2022

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

3dmark_16_threads

6,457

N/A

3dmark_2_threads

1,891

N/A

3dmark_4_threads

3,398

N/A

3dmark_8_threads

5,074

N/A

3dmark_max_threads

6,927

N/A

3dmark_single_thread

999

N/A

cinebench_cinebench_r15_multicore

2,341

4,350

cinebench_cinebench_r15_singlecore

330

614

cinebench_cinebench_r20_multicore

9,757

18,128

cinebench_cinebench_r20_singlecore

1,377

2,559

cinebench_cinebench_r23_multicore

23,233

43,162

cinebench_cinebench_r23_singlecore

3,280

6,093

passmark_data_compression

316,714

548,248

passmark_data_encryption

18,548

41,662

passmark_extended_instructions

18,875

44,240

passmark_find_prime_numbers

107

422

passmark_floating_point_math

67,940

168,930

passmark_integer_math

93,828

132,810

passmark_multithread

27,340

50,739

passmark_physics

1,753

3,062

passmark_random_string_sorting

35,296

66,420

passmark_single_thread

3,717

4,645

passmark_singlethread

3,717

4,645

DETAILED SPECIFICATIONS

SPECIFICATION

i9-12900H

Ultra 7 255HX

Core Specs

Cores

14

20 +42.9%

Threads

20

20 0.0%

Base Clock (GHz)

2.5

2.4 -4.0%

Boost Clock (GHz)

5

5.2 +4.0%

Frequency (GHz)

2.5

2.4 -4.0%

Turbo Clock (GHz)

5

5.2 +4.0%

Multiplier

25

24 -4.0%

SMP CPUs

1

1 0.0%

Cache

L1 Cache

80 KB (per core)

192 KB (per core)

L2 Cache

1.25 MB (per core)

3 MB (per core)

L3 Cache

24 MB (shared)

30 MB (shared)

Power

TDP (W)

45

55 +22.2%

PL1

—

55 W

PL2

—

160 W

Architecture

Architecture

Alder Lake

Arrow Lake

Codename

Alder Lake-H

Arrow Lake-HX

Generation

Core i9 (Alder Lake-H)

Ultra 7 (Arrow Lake-HX)

Process Size

10 nm

3 nm

Transistors

—

17,800 million

Die Size

217 mm²

243 mm²

Foundry

Intel

TSMC

Memory

Memory Support

DDR4, DDR5

DDR5

Memory Bus

Dual-channel

Dual-channel

Memory Bandwidth

—

102.4 GB/s

ECC Memory

No

No

DDR4 Speed

3200 MT/s

—

DDR5 Speed

4800 MT/s

—

Platform

Socket

Intel BGA 1744

Intel BGA 2114

Chipsets

—

WM880, HM870

PCIe

Gen 4, 20 Lanes(CPU only)

Gen 5, 20 Lanes(CPU only)

Intel Hybrid

Hybrid Cores

P-Cores: 6 E-Cores: 8

P-Cores: 8 E-Cores: 12

E-Core Frequency

1800 MHz up to 3.8 GHz

1800 MHz up to 4.5 GHz

AI/NPU

NPU

—

Yes / 13 TOPS

Graphics

Integrated Graphics

Iris Xe 96EU

Arc Xe-LPG Graphics 64EU

Other

Market

Mobile

Mobile

Production Status

Active

Active

Part Number

SRLD4

SRVFG

Package

FC-BGA16F

FC-BGA

Tj Max

100°C

105°C

View Core i9-12900H Details View Core Ultra 7 255HX Details