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 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

cinebench_cinebench_r15_multicore

2,788

4,350

cinebench_cinebench_r15_singlecore

393

614

cinebench_cinebench_r20_multicore

11,618

18,128

cinebench_cinebench_r20_singlecore

1,640

2,559

cinebench_cinebench_r23_multicore

27,662

43,162

cinebench_cinebench_r23_singlecore

3,905

6,093

geekbench_multicore

9,924

N/A

geekbench_singlecore

1,708

N/A

passmark_data_compression

448,906

548,248

passmark_data_encryption

28,586

41,662

passmark_extended_instructions

29,221

44,240

passmark_find_prime_numbers

214

422

passmark_floating_point_math

58,434

168,930

passmark_integer_math

99,628

132,810

passmark_multithread

32,544

50,739

passmark_physics

1,794

3,062

passmark_random_string_sorting

48,300

66,420

passmark_single_thread

2,703

4,645

passmark_singlethread

2,703

4,645

DETAILED SPECIFICATIONS

SPECIFICATION

9 3900X

Ultra 7 255HX

Core Specs

Cores

12

20 +66.7%

Threads

24

20 -16.7%

Base Clock (GHz)

3.8

2.4 -36.8%

Boost Clock (GHz)

4.6

5.2 +13.0%

Frequency (GHz)

3.8

2.4 -36.8%

Turbo Clock (GHz)

4.6

5.2 +13.0%

Multiplier

38

24 -36.8%

SMP CPUs

1

1 0.0%

Cache

L1 Cache

64 KB (per core)

192 KB (per core)

L2 Cache

512 KB (per core)

3 MB (per core)

L3 Cache

64 MB

30 MB (shared)

Power

TDP (W)

105

55 -47.6%

PL1

—

55 W

PL2

—

160 W

PPT

142 W

—

Architecture

Architecture

Zen 2

Arrow Lake

Codename

Matisse

Arrow Lake-HX

Generation

Ryzen 9 (Zen 2 (Matisse))

Ultra 7 (Arrow Lake-HX)

Process Size

7 nm

3 nm

Transistors

7,600 million

17,800 million

Die Size

2x 74 mm²

243 mm²

Foundry

TSMC

TSMC

Memory

Memory Support

DDR4

DDR5

Memory Bus

Dual-channel

Dual-channel

Memory Bandwidth

51.2 GB/s

102.4 GB/s

ECC Memory

No

No

Platform

Socket

AMD Socket AM4

Intel BGA 2114

Chipsets

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

WM880, HM870

PCIe

Gen 4, 24 Lanes(CPU only)

Gen 5, 20 Lanes(CPU only)

Intel Hybrid

Hybrid Cores

—

P-Cores: 8 E-Cores: 12

E-Core Frequency

—

1800 MHz up to 4.5 GHz

AMD Multi-Die

IO Process Size

12 nm

—

AI/NPU

NPU

—

Yes / 13 TOPS

Graphics

Integrated Graphics

—

Arc Xe-LPG Graphics 64EU

Other

Market

Desktop

Mobile

Production Status

Active

Active

Launch Price

$499

—

Part Number

100-000000023100-100000023BOX100-100000023MPK

SRVFG

Package

µOPGA-1331

FC-BGA

Tj Max

—

105°C

View Ryzen 9 3900X Details View Core Ultra 7 255HX Details