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 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

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

4,922

cinebench_cinebench_r15_singlecore

346

694

cinebench_cinebench_r20_multicore

10,221

20,510

cinebench_cinebench_r20_singlecore

1,442

2,895

cinebench_cinebench_r23_multicore

24,337

48,834

cinebench_cinebench_r23_singlecore

3,435

6,894

geekbench_multicore

10,996

N/A

geekbench_singlecore

2,357

N/A

passmark_data_compression

345,536

753,225

passmark_data_encryption

20,627

38,386

passmark_extended_instructions

25,747

59,765

passmark_find_prime_numbers

88

296

passmark_floating_point_math

59,921

140,152

passmark_integer_math

98,682

218,727

passmark_multithread

28,633

57,640

passmark_physics

1,376

2,792

passmark_random_string_sorting

40,364

79,529

passmark_single_thread

3,753

4,459

passmark_singlethread

3,753

4,459

DETAILED SPECIFICATIONS

SPECIFICATION

7 7840HS

9 9955HX

Core Specs

Cores

8

16 +100.0%

Threads

16

32 +100.0%

Base Clock (GHz)

3.8

2.5 -34.2%

Boost Clock (GHz)

5.1

5.4 +5.9%

Frequency (GHz)

3.8

2.5 -34.2%

Turbo Clock (GHz)

5.1

5.4 +5.9%

Multiplier

38

25 -34.2%

SMP CPUs

1

1 0.0%

Cache

L1 Cache

64 KB (per core)

80 KB (per core)

L2 Cache

1 MB (per core)

1 MB (per core)

L3 Cache

16 MB (shared)

64 MB (shared)

Power

TDP (W)

35

55 +57.1%

PPT

—

74-101 W

Configurable TDP

35-54 W

75 W

Architecture

Architecture

Zen 4

Zen 5

Codename

Phoenix

Fire Range

Generation

Ryzen 7 (Zen 4 (Phoenix))

Ryzen 9 (Zen 5 (Fire Range))

Process Size

4 nm

4 nm

Transistors

25,000 million

16,630 million

Die Size

178 mm²

2x 70.6 mm²

Foundry

TSMC

TSMC

Memory

Memory Support

DDR5

DDR5

Memory Bus

Dual-channel

Dual-channel

Memory Bandwidth

89.6 GB/s

89.6 GB/s

ECC Memory

Yes

Yes

Platform

Socket

AMD Socket FP8

AMD Socket FL1

PCIe

Gen 4, 20 Lanes(CPU only)

Gen 5, 28 Lanes(CPU only)

AMD Multi-Die

IO Process Size

—

6 nm

Graphics

Integrated Graphics

Radeon 780M

Radeon 610M

Other

Market

Mobile

Mobile

Production Status

Active

Active

Part Number

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

100-000001028

Package

FP8, FP7, FP7r2

µFC-BGAFL1

Tj Max

100°C

100°C

Bundled Cooler

—

None

View Ryzen 7 7840HS Details View Ryzen 9 9955HX Details