CPU Comparison

A

AMD

AMD

AMD Ryzen 9 3900X

CORE STATE Matisse

CORE SPECS 12 Cores / 24 Threads

CLOCK SPEED 3.8 Base / 4.6 GHz Turbo

CACHE 64 MB

MAX TDP 105W

ARCHITECTURE Zen 2

nm

PROCESS 7 nm

LAUNCH DATE 2019

VS

i

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

PERFORMANCE BENCHMARKS

cinebench_cinebench_r15_multicore

2,788

3,510

cinebench_cinebench_r15_singlecore

393

495

cinebench_cinebench_r20_multicore

11,618

14,626

cinebench_cinebench_r20_singlecore

1,640

2,064

cinebench_cinebench_r23_multicore

27,662

34,825

cinebench_cinebench_r23_singlecore

3,905

4,916

geekbench_multicore

9,924

14,895

geekbench_singlecore

1,708

2,600

passmark_data_compression

448,906

537,785

passmark_data_encryption

28,586

29,502

passmark_extended_instructions

29,221

33,779

passmark_find_prime_numbers

214

142

passmark_floating_point_math

58,434

105,558

passmark_integer_math

99,628

138,932

passmark_multithread

32,544

40,970

passmark_physics

1,794

2,098

passmark_random_string_sorting

48,300

57,177

passmark_single_thread

2,703

4,144

passmark_singlethread

2,703

4,144

3dmark_16_threads

N/A

9,860

3dmark_2_threads

N/A

2,112

3dmark_4_threads

N/A

4,132

3dmark_8_threads

N/A

7,551

3dmark_max_threads

N/A

11,586

3dmark_single_thread

N/A

1,069

DETAILED SPECIFICATIONS

SPECIFICATION

9 3900X

i9-12900KF

Core Specs

Cores

12

16 +33.3%

Threads

24

24 0.0%

Base Clock (GHz)

3.8

3.2 -15.8%

Boost Clock (GHz)

4.6

5.2 +13.0%

Frequency (GHz)

3.8

3.2 -15.8%

Turbo Clock (GHz)

4.6

5.2 +13.0%

Multiplier

38

32 -15.8%

SMP CPUs

1

1 0.0%

Cache

L1 Cache

64 KB (per core)

80 KB (per core)

L2 Cache

512 KB (per core)

1.25 MB (per core)

L3 Cache

64 MB

30 MB (shared)

Power

TDP (W)

105

125 +19.0%

PL1

—

241W

PL2

—

241W

PPT

142 W

—

Architecture

Architecture

Zen 2

Alder Lake

Codename

Matisse

Alder Lake-S

Generation

Ryzen 9 (Zen 2 (Matisse))

Core i9 (Alder Lake-S)

Process Size

7 nm

10 nm

Transistors

7,600 million

—

Die Size

2x 74 mm²

215 mm²

Foundry

TSMC

Intel

Memory

Memory Support

DDR4

DDR4, DDR5

Memory Bus

Dual-channel

Dual-channel

Memory Bandwidth

51.2 GB/s

—

ECC Memory

No

No

DDR4 Speed

—

3200 MT/s

DDR5 Speed

—

4800 MT/s

Platform

Socket

AMD Socket AM4

Intel Socket 1700

Chipsets

A300, X300, A320, B350, X370, B450, X470, A520, B550, X570

Z690, H670, B660, H610

PCIe

Gen 4, 24 Lanes(CPU only)

Gen 4, 20 Lanes(CPU only)

Intel Hybrid

Hybrid Cores

—

P-Cores: 8 E-Cores: 8

E-Core Frequency

—

1800 MHz up to 3.8 GHz

AMD Multi-Die

IO Process Size

12 nm

—

Other

Market

Desktop

Desktop

Production Status

Active

Active

Launch Price

$499

$564

Part Number

100-000000023100-100000023BOX100-100000023MPK

SRL4J

Package

µOPGA-1331

FC-LGA16A

Tj Max

—

100°C

View Ryzen 9 3900X Details View Core i9-12900KF Details