CPU Comparison

i

Intel

INTEL

Intel Core i9-12900K

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 5 245

CORE STATE Arrow Lake-S

CORE SPECS 14 Cores / 14 Threads

CLOCK SPEED 3.5 Base / 5.1 GHz Turbo

CACHE 24 MB (shared)

MAX TDP 65W

ARCHITECTURE Arrow Lake

nm

PROCESS 3 nm

LAUNCH DATE 2025

PERFORMANCE BENCHMARKS

3dmark_16_threads

9,912

N/A

3dmark_2_threads

2,120

N/A

3dmark_4_threads

4,145

N/A

3dmark_8_threads

7,596

N/A

3dmark_max_threads

11,620

N/A

3dmark_single_thread

1,073

N/A

cinebench_cinebench_r15_multicore

3,531

3,324

cinebench_cinebench_r15_singlecore

498

469

cinebench_cinebench_r20_multicore

14,713

13,854

cinebench_cinebench_r20_singlecore

2,076

1,955

cinebench_cinebench_r23_multicore

35,031

32,987

cinebench_cinebench_r23_singlecore

4,945

4,657

geekbench_multicore

15,525

N/A

geekbench_singlecore

2,640

N/A

passmark_data_compression

537,341

382,742

passmark_data_encryption

29,579

30,374

passmark_extended_instructions

33,682

32,731

passmark_find_prime_numbers

147

399

passmark_floating_point_math

105,471

121,454

passmark_integer_math

139,090

93,709

passmark_multithread

41,213

38,809

passmark_physics

2,219

2,743

passmark_random_string_sorting

57,094

48,661

passmark_single_thread

4,136

4,475

passmark_singlethread

4,136

4,475

DETAILED SPECIFICATIONS

SPECIFICATION

i9-12900K

Ultra 5 245

Core Specs

Cores

16

14 -12.5%

Threads

24

14 -41.7%

Base Clock (GHz)

3.2

3.5 +9.4%

Boost Clock (GHz)

5.2

5.1 -1.9%

Frequency (GHz)

3.2

3.5 +9.4%

Turbo Clock (GHz)

5.2

5.1 -1.9%

Multiplier

32

35 +9.4%

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)

24 MB (shared)

Power

TDP (W)

125

65 -48.0%

PL1

241 W

65 W

PL2

241 W

121 W

Architecture

Architecture

Alder Lake

Arrow Lake

Codename

Alder Lake-S

Arrow Lake-S

Generation

Core i9 (Alder Lake-S)

Ultra 5 (Arrow Lake)

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

76.8 GB/s

102.4 GB/s

ECC Memory

Yes

Yes

DDR4 Speed

3200 MT/s

—

Platform

Socket

Intel Socket 1700

Intel Socket 1851

Chipsets

Z690, W680, H670, Q670, B660, H610, Z790, H770, B760

Z890, B860, W880, Q870, H810

PCIe

Gen 5, 16 Lanes(CPU only)

Gen 5, 20 Lanes(CPU only)

Intel Hybrid

Hybrid Cores

P-Cores: 8 E-Cores: 8

P-Cores: 6 E-Cores: 8

E-Core Frequency

2.4 GHz up to 3.9 GHz

3 GHz up to 4.5 GHz

Graphics

Integrated Graphics

UHD Graphics 770

Arc Xe-LPG Graphics 64EU

Other

Market

Desktop

Desktop

Production Status

Active

Active

Launch Price

$599

$270

Part Number

SRL4H

SRVFE

Package

FC-LGA16A

FC-LGA18W

Tj Max

100°C

105°C

View Core i9-12900K Details View Core Ultra 5 245 Details