Home Comparison AMD Ryzen 7 7840U vs AMD Ryzen 9 5900H

AMD Ryzen 7 7840U vs AMD Ryzen 9 5900H

AMD Ryzen 7 7840U
VS
AMD Ryzen 9 5900H
AMD Ryzen 7 7840U
AMD Ryzen 9 5900H
We compared two laptop CPUs: AMD Ryzen 7 7840U with 8 cores 3.3GHz and AMD Ryzen 9 5900H 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 7840U 's Advantages
Released 2 years and 1 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 45W)

Score

Benchmark

Cinebench R23 Single Core
AMD Ryzen 7 7840U +19%
1745
AMD Ryzen 9 5900H
1466
Cinebench R23 Multi Core
AMD Ryzen 7 7840U
12789
AMD Ryzen 9 5900H
12815
Geekbench 6 Single Core
AMD Ryzen 7 7840U +21%
2480
AMD Ryzen 9 5900H
2034
Geekbench 6 Multi Core
AMD Ryzen 7 7840U +56%
11518
AMD Ryzen 9 5900H
7376
Geekbench 5 Single Core
AMD Ryzen 7 7840U +24%
1907
AMD Ryzen 9 5900H
1528
Geekbench 5 Multi Core
AMD Ryzen 7 7840U +18%
10387
AMD Ryzen 9 5900H
8790
Passmark CPU Single Core
AMD Ryzen 7 7840U +8%
3593
AMD Ryzen 9 5900H
3308
Passmark CPU Multi Core
AMD Ryzen 7 7840U +20%
24968
AMD Ryzen 9 5900H
20753
AMD Ryzen 7 7840U
VS
AMD Ryzen 9 5900H

General Parameters

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

Package

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

CPU Performance

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

Memory Parameters

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

Graphics Card Parameters

true
Integrated Graphics
true
800 MHz
GPU Base Frequency
-
2700 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
7680x4320 - 60 Hz
Max Resolution
-
4.15 TFLOPS
Graphics Performance
-

AI Accelerator

AMD Ryzen™ AI
NPU
-
10 TOPS
Theoretical performance
-

Miscellaneous

AMD Ryzen 7 7840U
Official Website
-
4.0
PCIe Version
3.0
20
PCIe Lanes
16

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