Intel Core i9 13900H vs i9 12900H

We compared two 14-core laptop CPUs: the 2.6 GHz Intel Core i9 13900H against the 2.5 GHz i9 12900H. 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 12900H and 13900H
Advantages of Intel Core i9 13900H
  • Newer - released 1-year later
  • Newer PCI Express version – 5.0
  • 19% faster in a single-core Geekbench v6 test - 2699 vs 2260 points
  • 8% higher Turbo Boost frequency (5.4 GHz vs 5 GHz)

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 1060 MB/sec 763.2 MB/sec
Clang compilation 104.5 Klines/sec 79.6 Klines/sec
HTML 5 Browser 311.8 pages/sec 225.2 pages/sec
PDF Renderer 393.6 Mpixels/sec 309.3 Mpixels/sec
Text processing 253.9 pages/sec 210 pages/sec
Background blur 53.6 images/sec 30.9 images/sec
Photo processing 107.8 images/sec 76.3 images/sec
Ray tracing 23.5 Mpixels/sec 17.6 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 105 GOps/sec 98.2 GOps/sec
Floating point math 75.9 GOps/sec 71.2 GOps/sec
Find prime numbers 115M Primes/sec 111M Primes/sec
Random string sorting 39.3M Strings/sec 37.4M Strings/sec
Data encryption 20.8 GBytes/sec 19.6 GBytes/sec
Data compression 356.8 MBytes/sec 333.7 MBytes/sec
Physics 1891 Frames/sec 1812 Frames/sec
Extended instructions 21.2B Matrices/sec 19.9B Matrices/sec
Sources: PassMark [3], [4]


Full technical specification of Intel Core i9 13900H and i9 12900H


Vendor Intel Intel
Released January 3, 2023 January 4, 2022
Type Laptop Laptop
instruction set x86-64 x86-64
Codename Raptor Lake Alder Lake
Model number i9-13900H i9-12900H
Integrated GPU Iris Xe Graphics (96 EU) Iris Xe Graphics (96EU)


Performance Cores
P-Cores 6 6
P-Threads 12 12
Base Frequency (P) 2.6 GHz 2.5 GHz
Turbo Boost Frequency (P) 5.4 GHz 5 GHz
Efficient Cores
E-Cores 8 8
E-Threads 8 8
Base Frequency (E) 1.9 GHz 1.8 GHz
Turbo Boost Frequency (E) 4.1 GHz 3.8 GHz
Total Cores 14 14
Total Threads 20 20
Bus Frequency 100 MHz 100 MHz
Multiplier 26x 25x
L1 Cache 80K (per core) 80K (per core)
L2 Cache 2MB (per core) 1280K (per core)
L3 Cache 24MB (shared) 24MB (shared)
Unlocked Multiplier No No


Fabrication process 10 nm 10 nm
TDP (PL1) 35-45 W (configurable) 35-45 W (configurable)
Max. Boost TDP (PL2) 115 W 115 W
Socket BGA-1744 BGA-1744
Peak temperature 100°C 100°C


Integrated Graphics Intel Iris Xe Graphics (96 EU) Intel Iris Xe Graphics (96EU)
GPU Base Clock 300 MHz 300 MHz
GPU Boost Clock 1500 MHz 1450 MHz
Shading Units 768 768
TMUs 48 48
ROPs 24 24
Execution Units 96 96
TGP 15 W 15 W

Memory Support

Memory types - DDR5-5200
- DDR4-3200
- LPDDR5-6400
- LPDDR5x-6400
- LPDDR4x-4267
- DDR5-4800
- DDR4-3200
- LPDDR5-5200
- LPDDR4x-4267
Memory Size 64 GB 64 GB
Max. Memory Channels 2 2
ECC Support No No


Official site Intel Core i9 13900H official page Intel Core i9 12900H official page
PCI Express Version 5.0 4.0
PCI Express Lanes 28 28

Cast your vote

Choose between two processors
88 (59.9%)
59 (40.1%)
Total votes: 147


So which CPU will you choose: Intel Core i9 12900H or i9 13900H?