Intel Core i9 12900HX vs AMD Ryzen AI Max 385
We compared two laptop CPUs: Intel Core i9 12900HX with 16 cores 2.3GHz and AMD Ryzen AI Max 385 with 8 cores 3.6GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.
Main Differences
Intel Core i9 12900HX 's Advantages
Newer PCIe version (5.0 vs 4.0)
AMD Ryzen AI Max 385 's Advantages
Released 2 years and 8 months late
Better graphics card performance
Higher specification of memory (8000 vs 4800)
Larger memory bandwidth (256GB/s vs 76.8GB/s)
Higher base frequency (3.6GHz vs 2.3GHz)
Larger L3 cache size (32MB vs 30MB)
More modern manufacturing process (4nm vs 10nm)
Score
Benchmark
Cinebench R23 Single Core
Intel Core i9 12900HX
1904
AMD Ryzen AI Max 385
+12%
2150
Cinebench R23 Multi Core
Intel Core i9 12900HX
20977
AMD Ryzen AI Max 385
+37%
28876
Geekbench 6 Single Core
Intel Core i9 12900HX
2519
AMD Ryzen AI Max 385
+14%
2892
Geekbench 6 Multi Core
Intel Core i9 12900HX
14447
AMD Ryzen AI Max 385
+19%
17206
General Parameters
May 2022
Release Date
Jan 2025
Intel
Manufacturer
AMD
Laptop
Type
Laptop
x86-64
Instruction Set
x86-64
Alder Lake
Core Architecture
Zen 5 (Strix Halo)
i9-12900HX
Processor Number
-
BGA-1964
Socket
FP11
UHD Graphics (32EU)
Integrated Graphics
Radeon 8050S
-
Generation
Ryzen AI Max (Zen 5 (Strix Halo))
Package
-
Transistor Count
10 nm
Manufacturing Process
4 nm
45-55 W
Power Consumption
45-55 W
157 W
Max Turbo Power Consumption
120 W
100°C
Peak Operating Temperature
100 °C
-
Foundry
TSMC
-
I/O Process Size
6 nm
CPU Performance
8
Performance Cores
8
16
Performance Core Threads
16
2.3 GHz
Performance Core Base Frequency
3.6 GHz
5 GHz
Performance Core Turbo Frequency
5 GHz
8
Efficiency Cores
0
8
Efficiency Core Threads
1.7 GHz
Efficiency Core Base Frequency
3.6 GHz
Efficiency Core Turbo Frequency
16
Total Core Count
8
24
Total Thread Count
16
100 MHz
Bus Frequency
100 MHz
23x
Multiplier
36
80 K per core
L1 Cache
80 K per core
1280 K per core
L2 Cache
1 MB per core
30 MB shared
L3 Cache
32 MB shared
Yes
Unlocked Multiplier
No
-
SMP
1
Memory Parameters
DDR5-4800, DDR4-3200
Memory Types
LPDDR5X-8000
128 GB
Max Memory Size
128 GB
2
Max Memory Channels
2
76.8 GB/s
Max Memory Bandwidth
256 GB/s
No
ECC Memory Support
No
Graphics Card Parameters
true
Integrated Graphics
true
300 MHz
GPU Base Frequency
1550 MHz
GPU Max Dynamic Frequency
2800 MHz
256
Shader Units
2048
16
Texture Units
128
8
Raster Operation Units
64
32
Execution Units
32
45 W
Power Consumption
45-120
-
Max Resolution
0.74 TFLOPS
Graphics Performance
11.5 TFLOPS
AI Accelerator
-
NPU
AMD Ryzen™ AI
-
Theoretical performance
55 TOPS
