Intel Core i9 13900HX vs AMD Ryzen 9 7845HX

We compared two laptop CPUs: the 2.2 GHz Intel Core i9 13900HX with 24-cores against the 3.0 GHz AMD Ryzen 9 7845HX with 12-cores. On this page, you'll find out which processor has better performance in benchmarks, games and other useful information.


General overview and comparison of the processors
Single-Core Performance
Performance in single-threaded apps and benchmarks
Multi-Core Performance
Measure performance when all cores are involved
Power Efficiency
The efficiency score of power consumption
Integrated Graphics
iGPU capabilities for gaming and 3D-intensive tasks
NanoReview Final Score
Generic CPU rating

Key Differences

What are the key differences between 7845HX and 13900HX
Advantages of Intel Core i9 13900HX
  • Has 12 more physical cores
  • Supports up to 128 GB DDR5-5600 RAM
  • 4% higher Turbo Boost frequency (5.4 GHz vs 5.2 GHz)
Advantages of AMD Ryzen 9 7845HX
  • More modern manufacturing process – 5 versus 10 nanometers
  • Has 28672 KB larger L3 cache size

Test in Benchmarks

Comparing the performance of CPUs across various tasks

Cinebench R23

Reputable cross-platform benchmark for high-performance processors
Cinebench R23 (Single-Core)
Cinebench R23 (Multi-Core)

GeekBench v6

The new version of this benchmark emulates common operations often used in real-world apps
Geekbench 6 (Single-Core)
Geekbench 6 (Multi-Core)
File compression 1310 MB/sec 1380 MB/sec
Clang compilation 163.5 Klines/sec 156.5 Klines/sec
HTML 5 Browser 394.6 pages/sec 237 pages/sec
PDF Renderer 476.7 Mpixels/sec 382.2 Mpixels/sec
Text processing 286.1 pages/sec 270.2 pages/sec
Background blur 52.1 images/sec 45.5 images/sec
Photo processing 133.8 images/sec 83.6 images/sec
Ray tracing 34.9 Mpixels/sec 35.3 Mpixels/sec
Sources: GeekBench [1], [2]


Synthetic test that focuses on raw computational performance for low-level functions
Passmark CPU (Single-Core)
Passmark CPU (Multi-Core)
Integer math 162.2 GOps/sec 162 GOps/sec
Floating point math 114.9 GOps/sec 98.3 GOps/sec
Find prime numbers 205M Primes/sec 331M Primes/sec
Random string sorting 63M Strings/sec 66.8M Strings/sec
Data encryption 33.3 GBytes/sec 34.2 GBytes/sec
Data compression 550.4 MBytes/sec 567.5 MBytes/sec
Physics 2742 Frames/sec 2342 Frames/sec
Extended instructions 31.9B Matrices/sec 42.9B Matrices/sec
Sources: PassMark [3], [4]


Full technical specification of Intel Core i9 13900HX and AMD Ryzen 9 7845HX


Vendor Intel AMD
Released January 3, 2023 January 4, 2023
Type Laptop Laptop
instruction set x86-64 x86-64
Codename Raptor Lake Zen 4 (Dragon Range)
Model number i9-13900HX -
Integrated GPU UHD Graphics (32EU) Radeon 610M


Performance Cores
P-Cores 8 12
P-Threads 16 24
Base Frequency (P) 2.2 GHz 3.0 GHz
Turbo Boost Frequency (P) 5.4 GHz 5.2 GHz
Efficient Cores
E-Cores 16 -
E-Threads 16 -
Base Frequency (E) 1.6 GHz -
Turbo Boost Frequency (E) 3.9 GHz -
Total Cores 24 12
Total Threads 32 24
Bus Frequency 100 MHz 100 MHz
Multiplier 22x 30x
L1 Cache 80K (per core) 64K (per core)
L2 Cache 2MB (per core) 1MB (per core)
L3 Cache 36MB (shared) 64MB (shared)
Unlocked Multiplier Yes Yes


Transistors - 13.1 billions
Fabrication process 10 nm 5 nm
TDP (PL1) 45-55 W (configurable) 45-75 W (configurable)
Max. Boost TDP (PL2) 157 W -
Socket BGA-1964 FL1
Peak temperature 100°C 100°C


Integrated Graphics Intel UHD Graphics (32EU) Radeon 610M
GPU Base Clock 300 MHz 1500 MHz
GPU Boost Clock 1650 MHz 2200 MHz
Shading Units 256 128
TMUs 16 8
ROPs 8 4
Execution Units 32 2
TGP 45 W 15 W

Memory Support

Memory types - DDR5-5600
- DDR4-3200
- DDR5-5200
Memory Size 128 GB 64 GB
Max. Memory Channels 2 2
Max. Memory Bandwidth 89.6 GB/s -
ECC Support Yes No


Official site Intel Core i9 13900HX official page AMD Ryzen 9 7845HX official page
PCI Express Version 5.0 5.0
PCI Express Lanes 20 28

Cast your vote

Choose between two processors
82 (49.7%)
83 (50.3%)
Total votes: 165


So which CPU will you choose: AMD Ryzen 9 7845HX or Intel Core i9 13900HX?