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 i9-12900KS

CORE STATE Alder Lake-S

CORE SPECS 16 Cores / 24 Threads

CLOCK SPEED 3.4 Base / 5.5 GHz Turbo

CACHE 30 MB (shared)

MAX TDP 150W

ARCHITECTURE Alder Lake

nm

PROCESS 10 nm

LAUNCH DATE 2022

PERFORMANCE BENCHMARKS

cinebench_cinebench_r15_multicore

2,788

3,744

cinebench_cinebench_r15_singlecore

393

528

cinebench_cinebench_r20_multicore

11,618

15,603

cinebench_cinebench_r20_singlecore

1,640

2,202

cinebench_cinebench_r23_multicore

27,662

37,152

cinebench_cinebench_r23_singlecore

3,905

5,245

geekbench_multicore

9,924

15,960

geekbench_singlecore

1,708

2,705

passmark_data_compression

448,906

563,709

passmark_data_encryption

28,586

31,403

passmark_extended_instructions

29,221

35,089

passmark_find_prime_numbers

214

158

passmark_floating_point_math

58,434

111,429

passmark_integer_math

99,628

147,575

passmark_multithread

32,544

43,698

passmark_physics

1,794

2,437

passmark_random_string_sorting

48,300

60,539

passmark_single_thread

2,703

4,330

passmark_singlethread

2,703

4,330

3dmark_16_threads

N/A

10,316

3dmark_2_threads

N/A

2,212

3dmark_4_threads

N/A

4,320

3dmark_8_threads

N/A

7,872

3dmark_max_threads

N/A

11,897

3dmark_single_thread

N/A

1,121

DETAILED SPECIFICATIONS

SPECIFICATION

9 3900X

i9-12900KS

Core Specs

Cores

12

16 +33.3%

Threads

24

24 0.0%

Base Clock (GHz)

3.8

3.4 -10.5%

Boost Clock (GHz)

4.6

5.5 +19.6%

Frequency (GHz)

3.8

3.4 -10.5%

Turbo Clock (GHz)

4.6

5.5 +19.6%

Multiplier

38

34 -10.5%

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

150 +42.9%

PL1

—

241 W

PL2

—

241 W

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

76.8 GB/s

ECC Memory

No

Yes

DDR4 Speed

—

3200 MT/s

Platform

Socket

AMD Socket AM4

Intel Socket 1700

Chipsets

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

Z690, W680, H670, Q670, B660, H610

PCIe

Gen 4, 24 Lanes(CPU only)

Gen 5, 16 Lanes(CPU only)

Intel Hybrid

Hybrid Cores

—

P-Cores: 8 E-Cores: 8

E-Core Frequency

—

2.5 GHz up to 4 GHz

P-Core Turbo

—

5.2 GHz

AMD Multi-Die

IO Process Size

12 nm

—

Graphics

Integrated Graphics

—

UHD Graphics 770

Other

Market

Desktop

Desktop

Production Status

Active

Active

Launch Price

$499

$739

Part Number

100-000000023100-100000023BOX100-100000023MPK

SRLDD

Package

µOPGA-1331

FC-LGA16A

Tj Max

—

115°C

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