Home Comparison AMD Ryzen 9 5900HX vs AMD Ryzen 7 PRO 7840U

AMD Ryzen 9 5900HX vs AMD Ryzen 7 PRO 7840U

AMD Ryzen 9 5900HX
VS
AMD Ryzen 7 PRO 7840U
AMD Ryzen 9 5900HX
AMD Ryzen 7 PRO 7840U
We compared two laptop CPUs: AMD Ryzen 9 5900HX with 8 cores 3.3GHz and AMD Ryzen 7 PRO 7840U with 8 cores 3.3GHz . 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
Released 2 years and 5 months late
Higher specification of memory (7500 vs 4266)
Larger memory bandwidth (89.6GB/s vs 68.27GB/s)
Newer PCIe version (4.0 vs 3.0)
More modern manufacturing process (4nm vs 7nm)
Lower TDP (30W vs 54W)

Score

Benchmark

Cinebench R23 Single Core
AMD Ryzen 9 5900HX
1481
AMD Ryzen 7 PRO 7840U +18%
1755
Geekbench 6 Single Core
AMD Ryzen 9 5900HX
1993
AMD Ryzen 7 PRO 7840U +20%
2394
Geekbench 6 Multi Core
AMD Ryzen 9 5900HX
9310
AMD Ryzen 7 PRO 7840U +18%
11027
Blender
AMD Ryzen 9 5900HX +2%
214
AMD Ryzen 7 PRO 7840U
209
AMD Ryzen 9 5900HX
VS
AMD Ryzen 7 PRO 7840U

General Parameters

Jan 2021
Release Date
Jun 2023
AMD
Manufacturer
AMD
Laptop
Type
Laptop
x86-64
Instruction Set
x86-64
Cezanne
Core Architecture
Zen 4 (Phoenix)
FP6
Socket
FP8
Radeon RX Vega 8
Integrated Graphics
Radeon 780M

Package

-
Transistor Count
25 billions
7 nm
Manufacturing Process
4 nm
35-54 W
Power Consumption
15-30 W
105 °C
Peak Operating Temperature
100 °C

CPU Performance

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

Memory Parameters

DDR4-3200, LPDDR4-4266
Memory Types
DDR5-5600, LPDDR5x-7500
64 GB
Max Memory Size
256 GB
2
Max Memory Channels
2
68.27 GB/s
Max Memory Bandwidth
89.6 GB/s
Yes
ECC Memory Support
No

Graphics Card Parameters

true
Integrated Graphics
true
-
GPU Base Frequency
800 MHz
2100 MHz
GPU Max Dynamic Frequency
2700 MHz
512
Shader Units
768
32
Texture Units
48
8
Raster Operation Units
32
-
Execution Units
12
15 W
Power Consumption
15 W
-
Max Resolution
7680x4320 - 60 Hz
-
Graphics Performance
4.15 TFLOPS

AI Accelerator

-
NPU
AMD Ryzen™ AI
-
Theoretical performance
10 TOPS

Miscellaneous

AMD Ryzen 9 5900HX
Official Website
AMD Ryzen 7 PRO 7840U
3.0
PCIe Version
4.0
16
PCIe Lanes
20

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