AMD Ryzen 9 4900H vs AMD Ryzen 7 6800U

VS

AMD Ryzen 9 4900H

AMD Ryzen 7 6800U

We compared two laptop CPUs: AMD Ryzen 9 4900H with 8 cores 3.3GHz and AMD Ryzen 7 6800U with 8 cores 2.7GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD Ryzen 9 4900H 's Advantages

Higher base frequency (3.3GHz vs 2.7GHz)

AMD Ryzen 7 6800U 's Advantages

Released 1 years and 10 months late

Higher specification of memory (6400 vs 4266)

Larger memory bandwidth (76.8GB/s vs 68.27GB/s)

Newer PCIe version (4.0 vs 3.0)

Larger L3 cache size (16MB vs 8MB)

More modern manufacturing process (6nm vs 7nm)

Lower TDP (28W vs 54W)

Score

Benchmark

Cinebench R23 Single Core

AMD Ryzen 9 4900H

1265

AMD Ryzen 7 6800U +16%

1475

Cinebench R23 Multi Core

AMD Ryzen 9 4900H +7%

11230

AMD Ryzen 7 6800U

10400

Geekbench 6 Single Core

AMD Ryzen 9 4900H +47%

1678

AMD Ryzen 7 6800U

1134

Geekbench 6 Multi Core

AMD Ryzen 9 4900H +5%

6103

AMD Ryzen 7 6800U

5774

Geekbench 5 Single Core

AMD Ryzen 9 4900H

1210

AMD Ryzen 7 6800U +24%

1504

Geekbench 5 Multi Core

AMD Ryzen 9 4900H

7541

AMD Ryzen 7 6800U

7609

Passmark CPU Single Core

AMD Ryzen 9 4900H

2703

AMD Ryzen 7 6800U +19%

3218

Passmark CPU Multi Core

AMD Ryzen 9 4900H

19102

AMD Ryzen 7 6800U +7%

20487

AMD Ryzen 9 4900H

VS

AMD Ryzen 7 6800U

General Parameters

Mar 2020

Release Date

Jan 2022

AMD

Manufacturer

AMD

Laptop

Type

Laptop

x86-64

Instruction Set

x86-64

Zen 2

Core Architecture

Rembrandt

FP6

Socket

FP7

Radeon Vega 8

Integrated Graphics

Radeon 680M

Package

7 nm

Manufacturing Process

6 nm

35-54 W

Power Consumption

15-28 W

105 °C

Peak Operating Temperature

95 °C

CPU Performance

8

Performance Cores

8

16

Performance Core Threads

16

3.3 GHz

Performance Core Base Frequency

2.7 GHz

4.4 GHz

Performance Core Turbo Frequency

4.7 GHz

8

Total Core Count

8

16

Total Thread Count

16

100 MHz

Bus Frequency

100 MHz

33x

Multiplier

27x

-

L1 Cache

64 K per core

512 K per core

L2 Cache

512 K per core

8 MB shared

L3 Cache

16 MB shared

No

Unlocked Multiplier

No

Memory Parameters

DDR4-3200, LPDDR4X-4266

Memory Types

DDR5-4800, LPDDR5-6400

64 GB

Max Memory Size

-

4

Max Memory Channels

4

68.27 GB/s

Max Memory Bandwidth

76.8 GB/s

Yes

ECC Memory Support

-

Graphics Card Parameters

true

Integrated Graphics

true

-

GPU Base Frequency

2000 MHz

1750 MHz

GPU Max Dynamic Frequency

2200 MHz

512

Shader Units

768

32

Texture Units

48

8

Raster Operation Units

32

-

Execution Units

12

15 W

Power Consumption

15 W

-

Graphics Performance

3.686 TFLOPS

Miscellaneous

AMD Ryzen 9 4900H

Official Website

AMD Ryzen 7 6800U

3.0

PCIe Version

4.0

16

PCIe Lanes

20

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