Home Comparison AMD Ryzen 9 8940H vs AMD Ryzen AI Max 390

AMD Ryzen 9 8940H vs AMD Ryzen AI Max 390

AMD Ryzen 9 8940H
VS
AMD Ryzen AI Max 390
AMD Ryzen 9 8940H
AMD Ryzen AI Max 390
We compared two laptop CPUs: AMD Ryzen 9 8940H with 8 cores 4.0GHz and AMD Ryzen AI Max 390 with 12 cores 2GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD Ryzen 9 8940H 's Advantages
Higher base frequency (4.0GHz vs 2GHz)
AMD Ryzen AI Max 390 's Advantages
Released 1 years late
Higher specification of memory (8000 vs 5600)
Larger memory bandwidth (128GB/s vs 89.6GB/s)
Newer PCIe version (4 vs 4.0)
Larger L3 cache size (64MB vs 16MB)

Score

AMD Ryzen 9 8940H
VS
AMD Ryzen AI Max 390

General Parameters

Jan 2024
Release Date
Jan 2025
AMD
Manufacturer
AMD
Laptop
Type
Laptop
x86-64
Instruction Set
x86-64
Zen 4 (Phoenix)
Core Architecture
Strix Halo
FP8
Socket
AMD Socket FP8
Radeon 780M
Integrated Graphics
40CU(Unknown)
-
Generation
Zen 5

Package

25 billions
Transistor Count
4 nm
Manufacturing Process
4 nm
35-54 W
Power Consumption
15-54 W
-
Max Turbo Power Consumption
W
100°C
Peak Operating Temperature
100°C
-
Foundry
TSMC
-
I/O Process Size
6 nm

CPU Performance

8
Performance Cores
12
16
Performance Core Threads
24
4.0 GHz
Performance Core Base Frequency
2 GHz
5.2 GHz
Performance Core Turbo Frequency
5.1 GHz
-
Efficiency Cores
0
-
Efficiency Core Threads
-
Efficiency Core Base Frequency
0 MHz
-
Efficiency Core Turbo Frequency
0 GHz
8
Total Core Count
12
16
Total Thread Count
24
100 MHz
Bus Frequency
100 MHz
40x
Multiplier
20.0
64 K per core
L1 Cache
80 KB per core
8 MB
L2 Cache
1 MB per core
16 MB
L3 Cache
64 MB
No
Unlocked Multiplier
No
-
SMP
1

Memory Parameters

DDR5-5600
Memory Types
LPDDR5X-8000
256 GB
Max Memory Size
96 GB
2
Max Memory Channels
2
89.6 GB/s
Max Memory Bandwidth
128 GB/s
-
ECC Memory Support
No

Graphics Card Parameters

true
Integrated Graphics
true
1500 MHz
GPU Base Frequency
2800 MHz
GPU Max Dynamic Frequency
MHz
768
Shader Units
48
Texture Units
32
Raster Operation Units
12
Execution Units
40
15 W
Power Consumption
7680x4320 - 60 Hz
Max Resolution
8.12 TFLOPS
Graphics Performance
0 TFLOPS

AI Accelerator

-
NPU
AMD Ryzen™ AI
-
Theoretical performance
55 TOPS

Miscellaneous

AMD Ryzen 9 8940H
Official Website
AMD Ryzen AI Max 390
4.0
PCIe Version
4
20
PCIe Lanes
16

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