Home > CPU Comparison > Core i9 9900K or Core i9 13900K: what's better?

Intel Core i9 9900K vs i9 13900K

41 out of 100
Intel Core i9 9900K
VS
82 out of 100
Intel Core i9 13900K
Intel Core i9 9900K
Intel Core i9 13900K

We compared two desktop CPUs: the 3.6 GHz Intel Core i9 9900K with 8-cores against the 3.0 GHz i9 13900K with 24-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
The "iGPU" and "Power Efficiency" have a minor impact on the DeviceFacts Score for desktop CPU.
DeviceFacts Final Score
Choose your main usage scenario to recalculate the Final Score and see which CPU suits your needs.
πŸ”Œ Usage Scenario:

Value for money (Beta)

Global average CPU prices are used by default! For better accuracy, enter your current prices and click β€œCalculate".
Currency
VS
11.7
(Bad)
Value Index
42.1
(Average)

Key Differences

What are the key differences between 13900K and 9900K
Advantages of Intel Core i9 13900K
  • Has 16 more physical cores
  • Has 20 MB larger L3 cache size, helping fully utilize a high-end GPU in gaming
  • Around 48 GB/s (115%) higher theoretical memory bandwidth
  • Newer - released 4 years and 1 month later
  • 81% faster in a single-core Geekbench v6 test - 2939 vs 1621 points
  • Newer PCI Express version – 5.0
  • More powerful Intel UHD Graphics 770 integrated graphics: 0.8 vs 0.5 TFLOPS
  • Supports up to 192 GB DDR5-5600 RAM
  • More modern manufacturing process – 10 versus 14 nanometers
  • 8% higher Turbo Boost frequency (5.4 GHz vs 5 GHz)

Test in Benchmarks

Comparing the performance of CPUs across various tasks
CPU:
Core i9 9900K
vs
Core i9 13900K

Cinebench

Reputable cross-platform benchmark for high-performance processors
Cinebench 2024 (Single)
Cinebench 2024 (Multi)
Core i9 9900K
706
Core i9 13900K +169%
1896
Cinebench 2026 (Single) - 673
Cinebench 2026 (Multi) - 8146
Cinebench Scores (#35th 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)
Core i9 9900K
1621
Core i9 13900K +81%
2939
Geekbench 6 (Multi-Core)
Core i9 9900K
8151
Core i9 13900K +151%
20498
File compression 545.7 MB/sec 1570 MB/sec
Clang compilation 67.7 Klines/sec 193.2 Klines/sec
HTML 5 Browser 175.1 pages/sec 477 pages/sec
PDF Renderer 275.6 Mpixels/sec 560.7 Mpixels/sec
Text processing 159 pages/sec 301.8 pages/sec
Background blur 40.4 images/sec 75.8 images/sec
Photo processing 68.6 images/sec 162.5 images/sec
Ray tracing 14.5 Mpixels/sec 43.5 Mpixels/sec
Sources: GeekBench [1], [2] – 610 & 683 samples

PassMark

Synthetic test that focuses on raw computational performance for low-level functions
Passmark CPU (Single-Core)
Core i9 9900K
2911
Core i9 13900K +58%
4596
Passmark CPU (Multi-Core)
Core i9 9900K
18059
Core i9 13900K +222%
58087
Integer math 66.1 GOps/sec 206.4 GOps/sec
Floating point math 41 GOps/sec 150.5 GOps/sec
Find prime numbers 46M Primes/sec 232M Primes/sec
Random string sorting 36.1M Strings/sec 86.9M Strings/sec
Data encryption 6.3 GBytes/sec 46.2 GBytes/sec
Data compression 282.6 MBytes/sec 785.8 MBytes/sec
Physics 929 Frames/sec 3101 Frames/sec
Extended instructions 19B Matrices/sec 46B Matrices/sec
Sources: PassMark [3], [4] – 17571 & 12796 samples

Blender

3D rendering test that measures CPU performance in 3D modeling tasks (uses all cores)
Blender CPU
Core i9 9900K
178.22
Core i9 13900K +197%
529.69

Performance Per Watt

Shows the score you get per each watt of PL1 TDP
Cinebench 2024 / Watt 7.4 PPW 15.2 PPW
Geekbench 6 Multi / Watt 85.8 PPW 164 PPW
Passmark CPU Mark / Watt 190.1 PPW 464.7 PPW
Blender / Watt 1.88 PPW 4.24 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 9900K
DateBenchmarkResult
πŸ“˜ 2026-01-01 (Mr Scare)Cinebench 202479 / 662
πŸ“˜ 2025-08-09 (EndOfTheWorld77)Cinebench 202478 / 591
πŸ“˜ 2024-03-28 (Gribbstar)Cinebench 202479 / 706
Add View all (3)
Intel Core i9 13900K
DateBenchmarkResult
πŸ“˜ 2026-09-27 (Marcus Kuronen)Cinebench 2026645 / 7225
πŸ“˜ 2026-07-11 (Nagambie)Cinebench 2026673 / 8146
πŸ“˜ 2026-05-09 (veshelya)Cinebench 2024133 / 941
πŸ“˜ 2026-03-23 (Rohit007)Cinebench 2024124 / 1906
πŸ“˜ 2025-11-09 (LieInMyEyes)Cinebench 2024126 / 1771
Add View all (14)

Specifications

Full technical specification of Intel Core i9 9900K and i9 13900K

General

Vendor Intel Intel
Released October 8, 2018 September 27, 2022
Type Desktop Desktop
Instruction Set x86-64 x86-64
Codename Coffee Lake Raptor Lake
Model number i9-9900K i9-13900K
Integrated GPU UHD Graphics 630 UHD Graphics 770
Rival Equivalent - AMD Ryzen 9 3900X - AMD Ryzen 9 7900X
Successor - Intel Core Ultra 9 285K - Intel Core Ultra 9 285K
Intel CPU rating (#14th place)

CPU

Performance Cores
P-Cores 8 8
P-Threads 16 16
Base Frequency (P) 3.6 GHz 3.0 GHz
Turbo Boost Frequency (P) 5 GHz 5.4 GHz
Efficient Cores
E-Cores - 16
E-Threads - 16
Base Frequency (E) - 2.2 GHz
Turbo Boost Frequency (E) - 4.3 GHz
Total
Total Cores 8 24
Total Threads 16 32
Bus Frequency 100 MHz 100 MHz
Multiplier 36x 30x
Bus Bandwidth 8 GT/s -
L1 Cache 64K (per core) 80K (per core)
L2 Cache 256K (per core) 2MB (per core)
L3 Cache 16MB (shared) 36MB (shared)
Unlocked Multiplier Yes Yes

Package

Fabrication Process 14 nm 10 nm
TDP (PL1) 95 W 125 W
Max. Boost TDP (PL2) - 253 W
Socket LGA-1151 LGA-1700
Peak Temperature 100Β°C 100Β°C
Desktop CPU ranking (145th and 21st place)

iGPU

Integrated Graphics Intel UHD Graphics 630 Intel UHD Graphics 770
GPU Base Clock 350 MHz 300 MHz
GPU Boost Clock 1200 MHz 1650 MHz
Shading Units 192 256
TMUs 24 16
ROPs 3 8
Execution Units 24 32
TGP 15 W 15 W
iGPU FLOPS
Core i9 9900K
0.5 TFLOPS
Core i9 13900K +60%
0.8 TFLOPS
More info: UHD Graphics 770 compared to Graphics 630

Memory Support

Memory Types - DDR4-2666 - DDR5-5600
- DDR4-3200
Max. Memory Size 128 GB 192 GB
Memory Channels 2 2
Max. Memory Bandwidth 41.6 GB/s 89.6 GB/s
ECC Support No Yes

Misc

Official Site Intel Core i9 9900K official page Intel Core i9 13900K official page
PCI Express Version 3.0 5.0
PCI Express Lanes 16 20

Cast your vote

Choose between two processors
27 (23.7%)
87 (76.3%)
Total votes: 114

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Comments

So which CPU will you choose: Intel Core i9 13900K or i9 9900K?
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