Home > CPU Comparison > Core i9 13900HX or Ryzen 7 8745HS: what's better?

Intel Core i9 13900HX vs AMD Ryzen 7 8745HS

68 out of 100
Intel Core i9 13900HX
VS
61 out of 100
AMD Ryzen 7 8745HS
Intel Core i9 13900HX
AMD Ryzen 7 8745HS

We compared two laptop CPUs: the 2.2 GHz Intel Core i9 13900HX with 24-cores against the 3.8 GHz AMD Ryzen 7 8745HS with 8-cores. On this page, you'll find out which processor has better performance in benchmarks, games and other useful information.

  1. Review
  2. Differences
  3. Performance
  4. Specs
  5. Comments

Review

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
DeviceFacts Final Score
Choose your main usage scenario to recalculate the Final Score and see which CPU suits your needs.
πŸ”Œ Usage Scenario:

Key Differences

What are the key differences between 8745HS and 13900HX
Advantages of Intel Core i9 13900HX
  • Has 16 more physical cores
  • Has 20 MB larger L3 cache size, helping fully utilize a high-end GPU in gaming
  • Unlocked multiplier
  • Newer PCI Express version – 5.0
  • 10% higher Turbo Boost frequency (5.4 GHz vs 4.9 GHz)
  • 13% faster in a single-core Geekbench v6 test - 2865 vs 2538 points
Advantages of AMD Ryzen 7 8745HS
  • More powerful Radeon 780M integrated graphics: 4 vs 0.8 TFLOPS
  • More modern manufacturing process – 4 versus 10 nanometers
  • Newer - released 1 year and 7 months later
  • Supports up to 256 GB DDR5-5600 RAM

Test in Benchmarks

Comparing the performance of CPUs across various tasks
CPU:
Core i9 13900HX
vs
Ryzen 7 8745HS

Cinebench

Reputable cross-platform benchmark for high-performance processors
Cinebench 2024 (Single)
Cinebench 2024 (Multi)
Cinebench 2026 (Single) - 536
Cinebench 2026 (Multi) - 3317
Cinebench Scores (49th and 194th place)
Submit your benchmark results

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)
Core i9 13900HX +53%
16919
Ryzen 7 8745HS
11029
File compression 1330 MB/sec 1010 MB/sec
Clang compilation 167.1 Klines/sec 78.4 Klines/sec
HTML 5 Browser 411.6 pages/sec 240.8 pages/sec
PDF Renderer 473.4 Mpixels/sec 329.9 Mpixels/sec
Text processing 281.2 pages/sec 241.6 pages/sec
Background blur 54.2 images/sec 51.4 images/sec
Photo processing 129.9 images/sec 100.8 images/sec
Ray tracing 35.7 Mpixels/sec 18.6 Mpixels/sec
Sources: GeekBench [1], [2] – 1097 samples

PassMark

Synthetic test that focuses on raw computational performance for low-level functions
Passmark CPU (Single-Core)
Passmark CPU (Multi-Core)
Core i9 13900HX +45%
41501
Ryzen 7 8745HS
28575
Integer math 151 GOps/sec 97.3 GOps/sec
Floating point math 106.8 GOps/sec 59.1 GOps/sec
Find prime numbers 184M Primes/sec 88M Primes/sec
Random string sorting 57.1M Strings/sec 42.1M Strings/sec
Data encryption 30.9 GBytes/sec 20.5 GBytes/sec
Data compression 511.7 MBytes/sec 343.8 MBytes/sec
Physics 2532 Frames/sec 1381 Frames/sec
Extended instructions 29.4B Matrices/sec 25.6B Matrices/sec
Sources: PassMark [3], [4] – 4223 & 1281 samples

Blender

3D rendering test that measures CPU performance in 3D modeling tasks (uses all cores)
Blender CPU
Core i9 13900HX +38%
355.81
Ryzen 7 8745HS
258.68

Performance Per Watt

Shows the score you get per each watt of PL1 TDP
Cinebench 2024 / Watt 31.6 PPW 15.8 PPW
Geekbench 6 Multi / Watt 307.6 PPW 204.2 PPW
Passmark CPU Mark / Watt 754.6 PPW 529.2 PPW
Blender / Watt 6.47 PPW 4.79 PPW
These are rough calculations, as most CPUs surpass PL1 TDP wattage even in multicore workloads.

Recent User Tests

The latest benchmark tests that have been submitted by users
Intel Core i9 13900HX
DateBenchmarkResult
πŸ“˜ 2025-10-01 (lubby)Cinebench 2024115 / 1737
πŸ“˜ 2025-04-12 (Mos)Cinebench 2024103 / 1014
πŸ“˜ 2024-08-11 (Guest #2)Cinebench 2024117 / 1580
Add View all (3)
AMD Ryzen 7 8745HS
DateBenchmarkResult
πŸ“˜ 2026-10-01 -> RennsportGeekbench 6 CPU2647 / 11684
πŸ“˜ 2026-10-01 -> RennsportGeekbench 7 CPU2377 / 12845
πŸ“˜ 2026-10-01 -> RennsportGeekbench 7 CPU2266 / 12457
πŸ“˜ 2026-08-17 -> RennsportGeekbench 6 CPU2647 / 11684
πŸ“˜ 2026-08-17 -> RennsportCinebench 2026536 / 3317
Add View all (11)

Specifications

Full technical specification of Intel Core i9 13900HX and AMD Ryzen 7 8745HS

General

Vendor Intel Amd
Released January 3, 2023 July 25, 2024
Type Laptop Laptop
Instruction Set x86-64 x86-64
Codename Raptor Lake Zen 4 (Hawk Point)
Model number i9-13900HX -
Integrated GPU UHD Graphics (32EU) Radeon 780M
Rival Equivalent - AMD Ryzen 9 7845HX -
Successor - Intel Core Ultra 9 285HX -
Intel CPU rating (#52nd place)
AMD Ryzen CPU ranking (#56th place)

CPU

Performance Cores
P-Cores 8 8
P-Threads 16 16
Base Frequency (P) 2.2 GHz 3.8 GHz
Turbo Boost Frequency (P) 5.4 GHz 4.9 GHz
Efficient Cores
E-Cores 16 -
E-Threads 16 -
Base Frequency (E) 1.6 GHz -
Turbo Boost Frequency (E) 3.9 GHz -
Total
Total Cores 24 8
Total Threads 32 16
Bus Frequency 100 MHz 100 MHz
Multiplier 22x 38x
L1 Cache 80K (per core) 64K (per core)
L2 Cache 2MB (per core) 1MB (per core)
L3 Cache 36MB (shared) 16MB (shared)
Unlocked Multiplier Yes No

Package

Transistors - 25 billions
Fabrication Process 10 nm 4 nm
TDP (PL1) 45-55 W (configurable) 35-54 W (configurable)
Max. Boost TDP (PL2) 157 W -
Socket BGA-1964 FP8
Peak Temperature 100Β°C 100Β°C
Laptop processors ranking (63rd and 87th place)

iGPU

Integrated Graphics Intel UHD Graphics (32EU) Radeon 780M
GPU Base Clock 300 MHz 800 MHz
GPU Boost Clock 1650 MHz 2600 MHz
Shading Units 256 768
TMUs 16 48
ROPs 8 32
Execution Units 32 12
TGP 15 W 15 W
iGPU FLOPS
Core i9 13900HX
0.8 TFLOPS
Ryzen 7 8745HS +400%
4 TFLOPS
More info: Radeon 780M compared to UHD Graphics Xe (32 EU)

Memory Support

Memory Types - DDR5-5600
- DDR4-3200		 - DDR5-5600
- LPDDR5x-7500
Max. Memory Size 192 GB 256 GB
Memory Channels 2 2
Max. Memory Bandwidth 89.6 GB/s -
ECC Support Yes No

Misc

Official Site Intel Core i9 13900HX official page -
PCI Express Version 5.0 4.0
PCI Express Lanes 20 20

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Comments

So which CPU will you choose: AMD Ryzen 7 8745HS or Intel Core i9 13900HX?
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