AMD Ryzen 7 PRO 7840U vs AMD Ryzen 9 7940HS

VS

AMD Ryzen 7 PRO 7840U

AMD Ryzen 9 7940HS

We compared two laptop CPUs: AMD Ryzen 7 PRO 7840U with 8 cores 3.3GHz and AMD Ryzen 9 7940HS with 8 cores 4.0GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD Ryzen 7 PRO 7840U 's Advantages

Lower TDP (30W vs 54W)

AMD Ryzen 9 7940HS 's Advantages

Better graphics card performance

Higher base frequency (4.0GHz vs 3.3GHz)

Score

Benchmark

Cinebench R23 Single Core

AMD Ryzen 7 PRO 7840U

1755

AMD Ryzen 9 7940HS +2%

1804

Geekbench 6 Single Core

AMD Ryzen 7 PRO 7840U

2394

AMD Ryzen 9 7940HS +5%

2534

Geekbench 6 Multi Core

AMD Ryzen 7 PRO 7840U

11027

AMD Ryzen 9 7940HS +16%

12852

Blender

AMD Ryzen 7 PRO 7840U

209

AMD Ryzen 9 7940HS +36%

286

AMD Ryzen 7 PRO 7840U

VS

AMD Ryzen 9 7940HS

General Parameters

Jun 2023

Release Date

Apr 2023

AMD

Manufacturer

AMD

Laptop

Type

Laptop

x86-64

Instruction Set

x86-64

Zen 4 (Phoenix)

Core Architecture

Zen 4 (Phoenix)

FP8

Socket

FP8

Radeon 780M

Integrated Graphics

Radeon 780M

Package

25 billions

Transistor Count

25 billions

4 nm

Manufacturing Process

4 nm

15-30 W

Power Consumption

35-54 W

100 °C

Peak Operating Temperature

100°C

CPU Performance

8

Performance Cores

8

16

Performance Core Threads

16

3.3 GHz

Performance Core Base Frequency

4.0 GHz

5.1 GHz

Performance Core Turbo Frequency

5.2 GHz

8

Total Core Count

8

16

Total Thread Count

16

100 MHz

Bus Frequency

100 MHz

33

Multiplier

40x

64 K per core

L1 Cache

64 K per core

8 MB

L2 Cache

8 MB

16 MB

L3 Cache

16 MB

No

Unlocked Multiplier

No

Memory Parameters

DDR5-5600, LPDDR5x-7500

Memory Types

DDR5-5600, LPDDR5x-7500

256 GB

Max Memory Size

256 GB

2

Max Memory Channels

2

89.6 GB/s

Max Memory Bandwidth

89.6 GB/s

No

ECC Memory Support

No

Graphics Card Parameters

true

Integrated Graphics

true

800 MHz

GPU Base Frequency

800 MHz

2700 MHz

GPU Max Dynamic Frequency

2800 MHz

768

Shader Units

768

48

Texture Units

48

32

Raster Operation Units

32

12

Execution Units

12

15 W

Power Consumption

15

7680x4320 - 60 Hz

Max Resolution

7680x4320 - 60 Hz

4.15 TFLOPS

Graphics Performance

8.12 TFLOPS

AI Accelerator

AMD Ryzen™ AI

NPU

AMD Ryzen™ AI

10 TOPS

Theoretical performance

10 TOPS

Miscellaneous

AMD Ryzen 7 PRO 7840U

Official Website

AMD Ryzen 9 7940HS

4.0

PCIe Version

4.0

20

PCIe Lanes

20

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