Home Comparison AMD Ryzen 9 6900HX vs AMD Ryzen 7 4800U

AMD Ryzen 9 6900HX vs AMD Ryzen 7 4800U

AMD Ryzen 9 6900HX
VS
AMD Ryzen 7 4800U
AMD Ryzen 9 6900HX
AMD Ryzen 7 4800U
We compared two laptop CPUs: AMD Ryzen 9 6900HX with 8 cores 3.3GHz and AMD Ryzen 7 4800U with 8 cores 1.8GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD Ryzen 9 6900HX 's Advantages
Released 2 years 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)
Higher base frequency (3.3GHz vs 1.8GHz)
Larger L3 cache size (16MB vs 8MB)
More modern manufacturing process (6nm vs 7nm)
AMD Ryzen 7 4800U 's Advantages
Lower TDP (25W vs 45W)

Score

Benchmark

Cinebench R23 Single Core
AMD Ryzen 9 6900HX +31%
1610
AMD Ryzen 7 4800U
1224
Cinebench R23 Multi Core
AMD Ryzen 9 6900HX +63%
14096
AMD Ryzen 7 4800U
8610
Geekbench 6 Single Core
AMD Ryzen 9 6900HX +48%
2097
AMD Ryzen 7 4800U
1415
Geekbench 6 Multi Core
AMD Ryzen 9 6900HX +139%
10086
AMD Ryzen 7 4800U
4218
Blender
AMD Ryzen 9 6900HX +127%
205
AMD Ryzen 7 4800U
90
Geekbench 5 Single Core
AMD Ryzen 9 6900HX +34%
1583
AMD Ryzen 7 4800U
1176
Geekbench 5 Multi Core
AMD Ryzen 9 6900HX +59%
10087
AMD Ryzen 7 4800U
6344
Passmark CPU Single Core
AMD Ryzen 9 6900HX +31%
3421
AMD Ryzen 7 4800U
2596
Passmark CPU Multi Core
AMD Ryzen 9 6900HX +45%
24494
AMD Ryzen 7 4800U
16869
AMD Ryzen 9 6900HX
VS
AMD Ryzen 7 4800U

General Parameters

Jan 2022
Release Date
Jan 2020
AMD
Manufacturer
AMD
Laptop
Type
Laptop
x86-64
Instruction Set
x86-64
Rembrandt
Core Architecture
Zen 2
FP7
Socket
FP6
Radeon 680M
Integrated Graphics
Radeon Vega 8

Package

6 nm
Manufacturing Process
7 nm
45 W
Power Consumption
10-25 W
95 °C
Peak Operating Temperature
105 °C

CPU Performance

8
Performance Cores
8
16
Performance Core Threads
16
3.3 GHz
Performance Core Base Frequency
1.8 GHz
4.9 GHz
Performance Core Turbo Frequency
4.2 GHz
8
Total Core Count
8
16
Total Thread Count
16
100 MHz
Bus Frequency
100 MHz
33x
Multiplier
18x
64 K per core
L1 Cache
32 K per core
512 K per core
L2 Cache
512 K per core
16 MB shared
L3 Cache
8 MB shared
Yes
Unlocked Multiplier
No

Memory Parameters

DDR5-4800, LPDDR5-6400
Memory Types
DDR4-3200, LPDDR4X-4266
64 GB
Max Memory Size
64 GB
2
Max Memory Channels
4
76.8 GB/s
Max Memory Bandwidth
68.27 GB/s
-
ECC Memory Support
Yes

Graphics Card Parameters

true
Integrated Graphics
true
2000 MHz
GPU Base Frequency
-
2400 MHz
GPU Max Dynamic Frequency
1750 MHz
768
Shader Units
512
48
Texture Units
32
32
Raster Operation Units
8
12
Execution Units
-
15 W
Power Consumption
15 W
3.686 TFLOPS
Graphics Performance
-

Miscellaneous

AMD Ryzen 9 6900HX
Official Website
AMD Ryzen 7 4800U
4.0
PCIe Version
3.0
16
PCIe Lanes
16

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