AMD Ryzen 7 7840U vs AMD Ryzen 5 Pro 6650U

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We compared two laptop CPUs: AMD Ryzen 7 7840U with 8 cores 3.3GHz and AMD Ryzen 5 Pro 6650U with 6 cores 2.9GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD Ryzen 7 7840U 's Advantages

Better graphics card performance

Higher specification of memory (LPDDR5x-7500 vs LPDDR5-6400)

Higher base frequency (3.3GHz vs 2.9GHz)

More modern manufacturing process (4nm vs 6nm)

Lower TDP (15W vs 15W)

Score

Benchmark

Cinebench R23 Single Core

AMD Ryzen 7 7840U +19%

1742

AMD Ryzen 5 Pro 6650U

1462

Cinebench R23 Multi Core

AMD Ryzen 7 7840U +40%

12833

AMD Ryzen 5 Pro 6650U

9112

Geekbench 6 Single Core

AMD Ryzen 7 7840U +39%

2401

AMD Ryzen 5 Pro 6650U

1720

Geekbench 6 Multi Core

AMD Ryzen 7 7840U +121%

10983

AMD Ryzen 5 Pro 6650U

4960

Blender

AMD Ryzen 7 7840U +98%

234

AMD Ryzen 5 Pro 6650U

118

Geekbench 5 Single Core

AMD Ryzen 7 7840U +30%

1907

AMD Ryzen 5 Pro 6650U

1460

Geekbench 5 Multi Core

AMD Ryzen 7 7840U +57%

10387

AMD Ryzen 5 Pro 6650U

6605

AMD Ryzen 7 7840U

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AMD Ryzen 5 Pro 6650U

General Parameters

May 2023

Release Date

Apr 2023

AMD

Manufacturer

AMD

Laptop

Type

Laptop

x86-64

Instruction Set

x86-64

Zen 4 (Phoenix)

Core Architecture

Zen 3+ (Rembrandt)

FP8

Socket

FP7

Radeon 780M

Integrated Graphics

Radeon 660M

Package

25 billions

Transistor Count

-

4 nm

Manufacturing Process

6 nm

FP8

Socket

FP7

15-30 W

Power Consumption

15-28 W

100°C

Peak Operating Temperature

95°C

CPU Performance

8

Performance Cores

6

16

Performance Core Threads

12

3.3 GHz

Performance Core Base Frequency

2.9 GHz

5.1 GHz

Performance Core Turbo Frequency

4.5 GHz

8

Total Core Count

6

16

Total Thread Count

12

100 MHz

Bus Frequency

100 MHz

33x

Multiplier

29x

64 K per core

L1 Cache

64 K per core

1 MB per core

L2 Cache

512 K per core

16 MB shared

L3 Cache

16 MB shared

No

Unlocked Multiplier

No

Memory Parameters

DDR5-5600, LPDDR5x-7500

Memory Types

DDR5-4800, LPDDR5-6400

256 GB

Max Memory Size

64 GB

2

Max Memory Channels

2

-

Max Memory Bandwidth

76.8 GB/s

Yes

ECC Memory Support

Yes

Graphics Card Parameters

true

Integrated Graphics

true

1500 MHz

GPU Base Frequency

1500 MHz

2700 MHz

GPU Max Dynamic Frequency

1900 MHz

768

Shader Units

384

48

Texture Units

24

32

Raster Operation Units

16

12

Execution Units

6

15 W

Power Consumption

15 W

7680x4320 - 60 Hz

Max Resolution

-

8.12 TFLOPS

Graphics Performance

1.46 TFLOPS

Miscellaneous

AMD Ryzen 7 7840U

Official Website

AMD Ryzen 5 Pro 6650U

4.0

PCIe Version

4.0

20

PCIe Lanes

20

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