CPU Comparison

A

AMD

AMD

AMD Ryzen 7 7840U

CORE STATE Phoenix

CORE SPECS 8 Cores / 16 Threads

CLOCK SPEED 3.3 Base / 5.1 GHz Turbo

CACHE 16 MB (shared)

MAX TDP 28W

ARCHITECTURE Zen 4

nm

PROCESS 4 nm

LAUNCH DATE —

VS

A

AMD

AMD

Ryzen 9 7940HS

CORE STATE Phoenix

CORE SPECS 8 Cores / 16 Threads

CLOCK SPEED 4 Base / 5.2 GHz Turbo

CACHE 16 MB (shared)

MAX TDP 35W

ARCHITECTURE Zen 4

nm

PROCESS 4 nm

LAUNCH DATE —

PERFORMANCE BENCHMARKS

3dmark_16_threads

5,427

7,553

3dmark_2_threads

1,729

1,952

3dmark_4_threads

3,029

3,725

3dmark_8_threads

4,583

6,205

3dmark_max_threads

5,402

7,558

3dmark_single_thread

932

1,003

cinebench_cinebench_r15_multicore

2,123

2,578

cinebench_cinebench_r15_singlecore

299

363

cinebench_cinebench_r20_multicore

8,846

10,744

cinebench_cinebench_r20_singlecore

1,248

1,516

cinebench_cinebench_r23_multicore

21,064

25,583

cinebench_cinebench_r23_singlecore

2,973

3,611

geekbench_multicore

8,766

11,516

geekbench_singlecore

2,077

2,449

passmark_data_compression

288,604

365,352

passmark_data_encryption

17,691

21,777

passmark_extended_instructions

20,432

27,480

passmark_find_prime_numbers

80

92

passmark_floating_point_math

51,767

62,897

passmark_integer_math

90,852

103,044

passmark_multithread

24,782

30,098

passmark_physics

1,256

1,450

passmark_random_string_sorting

33,757

42,386

passmark_single_thread

3,565

3,878

passmark_singlethread

3,565

3,878

DETAILED SPECIFICATIONS

SPECIFICATION

7 7840U

9 7940HS

Core Specs

Cores

8

8 0.0%

Threads

16

16 0.0%

Base Clock (GHz)

3.3

4 +21.2%

Boost Clock (GHz)

5.1

5.2 +2.0%

Frequency (GHz)

3.3

4 +21.2%

Turbo Clock (GHz)

5.1

5.2 +2.0%

Multiplier

33

40 +21.2%

SMP CPUs

1

1 0.0%

Cache

L1 Cache

64 KB (per core)

64 KB (per core)

L2 Cache

1 MB (per core)

1 MB (per core)

L3 Cache

16 MB (shared)

16 MB (shared)

Power

TDP (W)

28

35 +25.0%

Configurable TDP

15-30 W

54 W

Architecture

Architecture

Zen 4

Zen 4

Codename

Phoenix

Phoenix

Generation

Ryzen 7 (Zen 4 (Phoenix))

Ryzen 9 (Zen 4 (Phoenix))

Process Size

4 nm

4 nm

Transistors

25,000 million

25,000 million

Die Size

178 mm²

178 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 FP8

PCIe

Gen 4, 20 Lanes(CPU only)

Gen 4, 20 Lanes(CPU only)

Graphics

Integrated Graphics

Radeon 780M

Radeon 780M

Other

Market

Mobile

Mobile

Production Status

Active

Active

Part Number

100-000000829100-000000830100-000001131

100-000000954(FP7r2)100-000000963(FP7)100-000001128(FP8)

Package

FP8, FP7, FP7r2

FP8, FP7, FP7r2

Tj Max

100°C

100°C

View Ryzen 7 7840U Details View Ryzen 9 7940HS Details