Home Comparison AMD Ryzen 9 8945HS vs AMD Ryzen 7 7840U

AMD Ryzen 9 8945HS vs AMD Ryzen 7 7840U

AMD Ryzen 9 8945HS
VS
AMD Ryzen 7 7840U
AMD Ryzen 9 8945HS
AMD Ryzen 7 7840U
We compared two laptop CPUs: AMD Ryzen 9 8945HS 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 8945HS 's Advantages
Released 7 months late
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 8945HS +3%
1803
AMD Ryzen 7 7840U
1745
Cinebench R23 Multi Core
AMD Ryzen 9 8945HS +33%
17035
AMD Ryzen 7 7840U
12789
Geekbench 6 Single Core
AMD Ryzen 9 8945HS +5%
2616
AMD Ryzen 7 7840U
2480
Geekbench 6 Multi Core
AMD Ryzen 9 8945HS +15%
13316
AMD Ryzen 7 7840U
11518
Cinebench 2024 Multi Core
AMD Ryzen 9 8945HS +35%
975
AMD Ryzen 7 7840U
722
Blender
AMD Ryzen 9 8945HS +16%
265
AMD Ryzen 7 7840U
227
Geekbench 5 Single Core
AMD Ryzen 9 8945HS +3%
1965
AMD Ryzen 7 7840U
1907
Geekbench 5 Multi Core
AMD Ryzen 9 8945HS +19%
12368
AMD Ryzen 7 7840U
10387
Passmark CPU Single Core
AMD Ryzen 9 8945HS +7%
3864
AMD Ryzen 7 7840U
3593
Passmark CPU Multi Core
AMD Ryzen 9 8945HS +17%
29458
AMD Ryzen 7 7840U
24968
AMD Ryzen 9 8945HS
VS
AMD Ryzen 7 7840U

General Parameters

Dec 2023
Release Date
May 2023
AMD
Manufacturer
Amd
Laptop
Type
Laptop
x86-64
Instruction Set
x86-64
Zen 4 (Hawk Point)
Core Architecture
Zen 4 (Phoenix)
FP8
Socket
FP8
Radeon 780M
Integrated Graphics
Radeon 780M
Ryzen 9 (Zen 4 (Hawk Point))
Generation
-

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
TSMC
Foundry
-
178 mm²
Die Size
-

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
1 MB per core
L2 Cache
8 MB
16 MB shared
L3 Cache
16 MB
No
Unlocked Multiplier
No
1
SMP
-

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 W
Power Consumption
15 W
7680x4320 - 60 Hz
Max Resolution
7680x4320 - 60 Hz
4.3 TFLOPS
Graphics Performance
4.15 TFLOPS

AI Accelerator

-
NPU
AMD Ryzen™ AI
-
Theoretical performance
10 TOPS

Miscellaneous

AMD Ryzen 9 8945HS official page
Official Website
AMD Ryzen 7 7840U
4.0
PCIe Version
4.0
20
PCIe Lanes
20

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