AMD Ryzen 9 7940HS vs AMD Ryzen 7 7840U
We compared two laptop CPUs: AMD Ryzen 9 7940HS with 8 cores 4.0GHz and AMD Ryzen 7 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 9 7940HS 's Advantages
Better graphics card performance
Higher base frequency (4.0GHz vs 3.3GHz)
AMD Ryzen 7 7840U 's Advantages
Lower TDP (30W vs 54W)
Score
Benchmark
Cinebench R23 Single Core
AMD Ryzen 9 7940HS
+3%
1804
AMD Ryzen 7 7840U
1745
Cinebench R23 Multi Core
AMD Ryzen 9 7940HS
+23%
15820
AMD Ryzen 7 7840U
12789
Geekbench 6 Single Core
AMD Ryzen 9 7940HS
+2%
2534
AMD Ryzen 7 7840U
2480
Geekbench 6 Multi Core
AMD Ryzen 9 7940HS
+11%
12852
AMD Ryzen 7 7840U
11518
Cinebench 2024 Multi Core
AMD Ryzen 9 7940HS
721
AMD Ryzen 7 7840U
722
Blender
AMD Ryzen 9 7940HS
+25%
286
AMD Ryzen 7 7840U
227
Geekbench 5 Single Core
AMD Ryzen 9 7940HS
+5%
2010
AMD Ryzen 7 7840U
1907
Geekbench 5 Multi Core
AMD Ryzen 9 7940HS
+19%
12376
AMD Ryzen 7 7840U
10387
Passmark CPU Single Core
AMD Ryzen 9 7940HS
+8%
3910
AMD Ryzen 7 7840U
3593
Passmark CPU Multi Core
AMD Ryzen 9 7940HS
+22%
30545
AMD Ryzen 7 7840U
24968
General Parameters
Apr 2023
Release Date
May 2023
AMD
Manufacturer
Amd
Laptop
Type
Laptop
x86-64
Instruction Set
x86-64
Zen 4 (Phoenix)
Core Architecture
Zen 4 (Phoenix)
FP8
Socket
FP8
Radeon 780M
Integrated Graphics
Radeon 780M
Package
25 billions
Transistor Count
25 billions
4 nm
Manufacturing Process
4 nm
35-54 W
Power Consumption
15-30 W
100°C
Peak Operating Temperature
100 °C
CPU Performance
8
Performance Cores
8
16
Performance Core Threads
16
4.0 GHz
Performance Core Base Frequency
3.3 GHz
5.2 GHz
Performance Core Turbo Frequency
5.1 GHz
8
Total Core Count
8
16
Total Thread Count
16
100 MHz
Bus Frequency
100 MHz
40x
Multiplier
33
64 K per core
L1 Cache
64 K per core
8 MB
L2 Cache
8 MB
16 MB
L3 Cache
16 MB
No
Unlocked Multiplier
No
Memory Parameters
DDR5-5600, LPDDR5x-7500
Memory Types
DDR5-5600, LPDDR5x-7500
256 GB
Max Memory Size
256 GB
2
Max Memory Channels
2
89.6 GB/s
Max Memory Bandwidth
89.6 GB/s
No
ECC Memory Support
No
Graphics Card Parameters
true
Integrated Graphics
true
800 MHz
GPU Base Frequency
800 MHz
2800 MHz
GPU Max Dynamic Frequency
2700 MHz
768
Shader Units
768
48
Texture Units
48
32
Raster Operation Units
32
12
Execution Units
12
15
Power Consumption
15 W
7680x4320 - 60 Hz
Max Resolution
7680x4320 - 60 Hz
8.12 TFLOPS
Graphics Performance
4.15 TFLOPS
AI Accelerator
AMD Ryzen™ AI
NPU
AMD Ryzen™ AI
10 TOPS
Theoretical performance
10 TOPS
