CPU Comparison

i

Intel

INTEL

Intel Core i9-12900KF

CORE STATE Alder Lake-S

CORE SPECS 16 Cores / 24 Threads

CLOCK SPEED 3.2 Base / 5.2 GHz Turbo

CACHE 30 MB (shared)

MAX TDP 125W

ARCHITECTURE Alder Lake

nm

PROCESS 10 nm

LAUNCH DATE 2021

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

9,860

N/A

3dmark_2_threads

2,112

N/A

3dmark_4_threads

4,132

N/A

3dmark_8_threads

7,551

N/A

3dmark_max_threads

11,586

N/A

3dmark_single_thread

1,069

N/A

cinebench_cinebench_r15_multicore

3,510

4,350

cinebench_cinebench_r15_singlecore

495

614

cinebench_cinebench_r20_multicore

14,626

18,128

cinebench_cinebench_r20_singlecore

2,064

2,559

cinebench_cinebench_r23_multicore

34,825

43,162

cinebench_cinebench_r23_singlecore

4,916

6,093

geekbench_multicore

14,895

N/A

geekbench_singlecore

2,600

N/A

passmark_data_compression

537,785

548,248

passmark_data_encryption

29,502

41,662

passmark_extended_instructions

33,779

44,240

passmark_find_prime_numbers

142

422

passmark_floating_point_math

105,558

168,930

passmark_integer_math

138,932

132,810

passmark_multithread

40,970

50,739

passmark_physics

2,098

3,062

passmark_random_string_sorting

57,177

66,420

passmark_single_thread

4,144

4,645

passmark_singlethread

4,144

4,645

DETAILED SPECIFICATIONS

SPECIFICATION

i9-12900KF

Ultra 7 255HX

Core Specs

Cores

16

20 +25.0%

Threads

24

20 -16.7%

Base Clock (GHz)

3.2

2.4 -25.0%

Boost Clock (GHz)

5.2

5.2 0.0%

Frequency (GHz)

3.2

2.4 -25.0%

Turbo Clock (GHz)

5.2

5.2 0.0%

Multiplier

32

24 -25.0%

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

30 MB (shared)

30 MB (shared)

Power

TDP (W)

125

55 -56.0%

PL1

241W

55 W

PL2

241W

160 W

Architecture

Architecture

Alder Lake

Arrow Lake

Codename

Alder Lake-S

Arrow Lake-HX

Generation

Core i9 (Alder Lake-S)

Ultra 7 (Arrow Lake-HX)

Process Size

10 nm

3 nm

Transistors

—

17,800 million

Die Size

215 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 Socket 1700

Intel BGA 2114

Chipsets

Z690, H670, B660, H610

WM880, HM870

PCIe

Gen 4, 20 Lanes(CPU only)

Gen 5, 20 Lanes(CPU only)

Intel Hybrid

Hybrid Cores

P-Cores: 8 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

—

Arc Xe-LPG Graphics 64EU

Other

Market

Desktop

Mobile

Production Status

Active

Active

Launch Price

$564

—

Part Number

SRL4J

SRVFG

Package

FC-LGA16A

FC-BGA

Tj Max

100°C

105°C

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