AMD Ryzen 9 3900XT vs AMD Ryzen AI 9 HX PRO 475
CPU · Specs Compare
General Parameters
Release Date
Jul 2020
Jan 2026
Manufacturer
AMD
AMD
Type
Desktop
Laptop
Instruction Set
x86-64
—
Core Architecture
Zen 2 (Matisse)
Gorgon Point
Integrated Graphics
No
Radeon 890M
Generation
—
Ryzen AI 400 (Zen 5 / Zen 5c)
Series
—
Ryzen AI PRO 400 Series
Package
Transistor Count
3.8 billions
—
Manufacturing Process
7 nm
4 nm
Socket
AM4
AMD Socket FP8
Power Consumption
105 W
28 W
Peak Operating Temperature
95°C
100°C
Foundry
—
TSMC
Die Size
—
233 mm²
Package
—
FP8
CPU Performance
Performance Cores
12
4
Performance Core Threads
24
8
Performance Core Base Frequency
3.8 GHz
2 GHz
Performance Core Turbo Frequency
4.7 GHz
5.2 GHz
Total Core Count
12
12
Total Thread Count
24
24
Bus Frequency
100 MHz
100 MHz
Multiplier
38x
20.0
L1 Cache
64 K per core
80 KB per core
L2 Cache
512 K per core
1 MB per core
L3 Cache
64 MB shared
24 MB
Unlocked Multiplier
Yes
No
Efficiency Cores
—
8
Efficiency Core Threads
—
16
Efficiency Core Base Frequency
—
2.0 GHz
Efficiency Core Turbo Frequency
—
3.3 GHz
SMP
—
1
Memory Parameters
Memory Types
DDR4-3200
DDR5-5600, LPDDR5X-8533
Max Memory Size
128 GB
256 GB
Max Memory Channels
2
2
Max Memory Bandwidth
47.68 GB/s
136.5 GB/s
ECC Memory Support
Yes
Yes
Miscellaneous
PCIe Version
4.0
4
PCIe Lanes
24
16
Graphics Card Parameters
Integrated Graphics
—
true
GPU Max Dynamic Frequency
—
3100 MHz
Execution Units
—
16
AI Accelerator
NPU
—
AMD Ryzen™ AI
Theoretical performance
—
60 TOPS
Benchmark
Cinebench R23
1,350
—
Cinebench R23
18,437
—
Geekbench 6
1,763
—
Geekbench 5
1,311
—
Geekbench 6
11,025
—
Geekbench 5
12,279
—
Blender
261
—
Passmark CPU
2,769
—
Passmark CPU
32,856
—
▲ Specs Compare
Data sourced from official specifications and benchmark tests.