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

A

AMD

AMD

Ryzen 9 9955HX

CORE STATE Fire Range

CORE SPECS 16 Cores / 32 Threads

CLOCK SPEED 2.5 Base / 5.4 GHz Turbo

CACHE 64 MB (shared)

MAX TDP 55W

ARCHITECTURE Zen 5

nm

PROCESS 4 nm

LAUNCH DATE 2025

PERFORMANCE BENCHMARKS

cinebench_cinebench_r15_multicore

2,788

4,922

cinebench_cinebench_r15_singlecore

393

694

cinebench_cinebench_r20_multicore

11,618

20,510

cinebench_cinebench_r20_singlecore

1,640

2,895

cinebench_cinebench_r23_multicore

27,662

48,834

cinebench_cinebench_r23_singlecore

3,905

6,894

geekbench_multicore

9,924

N/A

geekbench_singlecore

1,708

N/A

passmark_data_compression

448,906

753,225

passmark_data_encryption

28,586

38,386

passmark_extended_instructions

29,221

59,765

passmark_find_prime_numbers

214

296

passmark_floating_point_math

58,434

140,152

passmark_integer_math

99,628

218,727

passmark_multithread

32,544

57,640

passmark_physics

1,794

2,792

passmark_random_string_sorting

48,300

79,529

passmark_single_thread

2,703

4,459

passmark_singlethread

2,703

4,459

DETAILED SPECIFICATIONS

SPECIFICATION

9 3900X

9 9955HX

Core Specs

Cores

12

16 +33.3%

Threads

24

32 +33.3%

Base Clock (GHz)

3.8

2.5 -34.2%

Boost Clock (GHz)

4.6

5.4 +17.4%

Frequency (GHz)

3.8

2.5 -34.2%

Turbo Clock (GHz)

4.6

5.4 +17.4%

Multiplier

38

25 -34.2%

SMP CPUs

1

1 0.0%

Cache

L1 Cache

64 KB (per core)

80 KB (per core)

L2 Cache

512 KB (per core)

1 MB (per core)

L3 Cache

64 MB

64 MB (shared)

Power

TDP (W)

105

55 -47.6%

PPT

142 W

74-101 W

Configurable TDP

—

75 W

Architecture

Architecture

Zen 2

Zen 5

Codename

Matisse

Fire Range

Generation

Ryzen 9 (Zen 2 (Matisse))

Ryzen 9 (Zen 5 (Fire Range))

Process Size

7 nm

4 nm

Transistors

7,600 million

16,630 million

Die Size

2x 74 mm²

2x 70.6 mm²

Foundry

TSMC

TSMC

Memory

Memory Support

DDR4

DDR5

Memory Bus

Dual-channel

Dual-channel

Memory Bandwidth

51.2 GB/s

89.6 GB/s

ECC Memory

No

Yes

Platform

Socket

AMD Socket AM4

AMD Socket FL1

Chipsets

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

—

PCIe

Gen 4, 24 Lanes(CPU only)

Gen 5, 28 Lanes(CPU only)

AMD Multi-Die

IO Process Size

12 nm

6 nm

Graphics

Integrated Graphics

—

Radeon 610M

Other

Market

Desktop

Mobile

Production Status

Active

Active

Launch Price

$499

—

Part Number

100-000000023100-100000023BOX100-100000023MPK

100-000001028

Package

µOPGA-1331

µFC-BGAFL1

Tj Max

—

100°C

Bundled Cooler

—

None

View Ryzen 9 3900X Details View Ryzen 9 9955HX Details