CPU Comparison

A

AMD

AMD

AMD Ryzen 7 7840HS

CORE STATE Phoenix

CORE SPECS 8 Cores / 16 Threads

CLOCK SPEED 3.8 Base / 5.1 GHz Turbo

CACHE 16 MB (shared)

MAX TDP 35W

ARCHITECTURE Zen 4

nm

PROCESS 4 nm

LAUNCH DATE —

VS

A

AMD

AMD

Ryzen 9 3900

CORE STATE Matisse

CORE SPECS 12 Cores / 24 Threads

CLOCK SPEED 3.1 Base / 4.3 GHz Turbo

CACHE 64 MB

MAX TDP 65W

ARCHITECTURE Zen 2

nm

PROCESS 7 nm

LAUNCH DATE 2019

PERFORMANCE BENCHMARKS

3dmark_16_threads

7,314

N/A

3dmark_2_threads

1,904

N/A

3dmark_4_threads

3,651

N/A

3dmark_8_threads

6,092

N/A

3dmark_max_threads

7,316

N/A

3dmark_single_thread

979

N/A

cinebench_cinebench_r15_multicore

2,453

2,619

cinebench_cinebench_r15_singlecore

346

369

cinebench_cinebench_r20_multicore

10,221

10,914

cinebench_cinebench_r20_singlecore

1,442

1,540

cinebench_cinebench_r23_multicore

24,337

25,988

cinebench_cinebench_r23_singlecore

3,435

3,669

geekbench_multicore

10,996

N/A

geekbench_singlecore

2,357

N/A

passmark_data_compression

345,536

413,887

passmark_data_encryption

20,627

26,657

passmark_extended_instructions

25,747

26,073

passmark_find_prime_numbers

88

203

passmark_floating_point_math

59,921

56,730

passmark_integer_math

98,682

97,698

passmark_multithread

28,633

30,586

passmark_physics

1,376

1,617

passmark_random_string_sorting

40,364

44,902

passmark_single_thread

3,753

2,604

passmark_singlethread

3,753

2,604

DETAILED SPECIFICATIONS

SPECIFICATION

7 7840HS

9 3900

Core Specs

Cores

8

12 +50.0%

Threads

16

24 +50.0%

Base Clock (GHz)

3.8

3.1 -18.4%

Boost Clock (GHz)

5.1

4.3 -15.7%

Frequency (GHz)

3.8

3.1 -18.4%

Turbo Clock (GHz)

5.1

4.3 -15.7%

Multiplier

38

31 -18.4%

SMP CPUs

1

1 0.0%

Cache

L1 Cache

64 KB (per core)

64 KB (per core)

L2 Cache

1 MB (per core)

512 KB (per core)

L3 Cache

16 MB (shared)

64 MB

Power

TDP (W)

35

65 +85.7%

PPT

—

88 W

Configurable TDP

35-54 W

—

Architecture

Architecture

Zen 4

Zen 2

Codename

Phoenix

Matisse

Generation

Ryzen 7 (Zen 4 (Phoenix))

Ryzen 9 (Zen 2 (Matisse))

Process Size

4 nm

7 nm

Transistors

25,000 million

7,600 million

Die Size

178 mm²

2x 74 mm²

Foundry

TSMC

TSMC

Memory

Memory Support

DDR5

DDR4

Memory Bus

Dual-channel

Dual-channel

Memory Bandwidth

89.6 GB/s

51.2 GB/s

ECC Memory

Yes

No

Platform

Socket

AMD Socket FP8

AMD Socket AM4

Chipsets

—

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

PCIe

Gen 4, 20 Lanes(CPU only)

Gen 4, 24 Lanes(CPU only)

AMD Multi-Die

IO Process Size

—

12 nm

Graphics

Integrated Graphics

Radeon 780M

—

Other

Market

Mobile

Desktop

Production Status

Active

Active

Launch Price

—

$499

Part Number

100-000000955(FP7r2)100-000000964(FP7)100-000001129(FP8)

100-000000070

Package

FP8, FP7, FP7r2

µOPGA-1331

Tj Max

100°C

95°C

View Ryzen 7 7840HS Details View Ryzen 9 3900 Details