Intel Core i9 9900K vs i9 14900KS
We compared two desktop CPUs: the 3.6 GHz Intel Core i9 9900K with 8-cores against the 3.2 GHz i9 14900KS with 24-cores. On this page, you'll find out which processor has better performance in benchmarks, games and other useful information.
Review
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.
Choose your main usage scenario to recalculate the Final Score and see which CPU suits your needs.
Value for money (Beta)
Key Differences
Advantages of Intel Core i9 14900KS
- Newer - released 5 years and 7 months later
- 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
- 2.1x faster in a single-core Geekbench v6 test - 3442 vs 1621 points
- Newer PCI Express version β 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 β 10 versus 14 nanometers
- 24% higher Turbo Boost frequency (6.2 GHz vs 5 GHz)
Test in Benchmarks
Comparing the performance of CPUs across various tasksCinebench
Cinebench 2024 (Single)
Cinebench 2024 (Multi)
Cinebench Scores (#7th place)
GeekBench v6
Geekbench 6 (Single-Core)
Geekbench 6 (Multi-Core)
| File compression | 545.7 MB/sec | 1870 MB/sec |
| Clang compilation | 67.7 Klines/sec | 228 Klines/sec |
| HTML 5 Browser | 175.1 pages/sec | 623.6 pages/sec |
| PDF Renderer | 275.6 Mpixels/sec | 636.5 Mpixels/sec |
| Text processing | 159 pages/sec | 333.5 pages/sec |
| Background blur | 40.4 images/sec | 92.3 images/sec |
| Photo processing | 68.6 images/sec | 199.4 images/sec |
| Ray tracing | 14.5 Mpixels/sec | 51.6 Mpixels/sec |
PassMark
Passmark CPU (Single-Core)
Passmark CPU (Multi-Core)
| Integer math | 66.1 GOps/sec | 212.4 GOps/sec |
| Floating point math | 41 GOps/sec | 153.9 GOps/sec |
| Find prime numbers | 46M Primes/sec | 244M Primes/sec |
| Random string sorting | 36.1M Strings/sec | 89.7M Strings/sec |
| Data encryption | 6.3 GBytes/sec | 47.7 GBytes/sec |
| Data compression | 282.6 MBytes/sec | 802.8 MBytes/sec |
| Physics | 929 Frames/sec | 3383 Frames/sec |
| Extended instructions | 19B Matrices/sec | 45.5B Matrices/sec |
Blender
Blender CPU
Performance Per Watt
| Cinebench 2024 / Watt | 7.4 PPW | 16.3 PPW |
| Geekbench 6 Multi / Watt | 85.8 PPW | 160.1 PPW |
| Passmark CPU Mark / Watt | 190.1 PPW | 399.9 PPW |
| Blender / Watt | 1.88 PPW | 3.4 PPW |
These are rough calculations, as most CPUs surpass PL1 TDP wattage even in multicore workloads.
Recent User Tests
Intel Core i9 9900K
| Date | Benchmark | Result |
|---|---|---|
| π 2026-01-01 (Mr Scare) | Cinebench 2024 | 79 / 662 |
| π 2025-08-09 (EndOfTheWorld77) | Cinebench 2024 | 78 / 591 |
| π 2024-03-28 (Gribbstar) | Cinebench 2024 | 79 / 706 |
Intel Core i9 14900KS
| Date | Benchmark | Result |
|---|---|---|
| π 2025-06-09 (AJ) | Cinebench 2024 | 129 / 1610 |
| π 2025-05-25 (Martin) | Cinebench 2024 | 144 / 2443 |
| π 2025-05-24 (Martin) | Cinebench 2024 | 144 / 2443 |
| π 2025-05-24 (Martin) | Geekbench 6 CPU | 3375 / 24012 |
| π 2025-05-21 (Kaksh) | Cinebench 2024 | 124 / 1977 |
Specifications
Full technical specification of Intel Core i9 9900K and i9 14900KSGeneral
| Vendor | Intel | Intel |
| Released | October 8, 2018 | March 15, 2024 |
| Type | Desktop | Desktop |
| Instruction Set | x86-64 | x86-64 |
| Codename | Coffee Lake | Raptor Lake Refresh |
| Model number | i9-9900K | i9-14900KS |
| Integrated GPU | UHD Graphics 630 | UHD Graphics 770 |
| Rival Equivalent | - AMD Ryzen 9 3900X | - AMD Ryzen 9 7950X3D |
| Successor | - Intel Core Ultra 9 285K | - |
Intel CPU rating (#2nd place)
CPU
| P-Cores | 8 | 8 |
| P-Threads | 16 | 16 |
| Base Frequency (P) | 3.6 GHz | 3.2 GHz |
| Turbo Boost Frequency (P) | 5 GHz | 6.2 GHz |
| E-Cores | - | 16 |
| E-Threads | - | 16 |
| Base Frequency (E) | - | 2.4 GHz |
| Turbo Boost Frequency (E) | - | 4.5 GHz |
| Total Cores | 8 | 24 |
| Total Threads | 16 | 32 |
| Bus Frequency | 100 MHz | 100 MHz |
| Multiplier | 36x | 32x |
| 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 | 150 W |
| Max. Boost TDP (PL2) | - | 253 W |
| Socket | LGA-1151 | LGA-1700 |
| Peak Temperature | 100Β°C | 100Β°C |
Desktop CPU ranking (145th and 7th 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
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 14900KS official page |
| PCI Express Version | 3.0 | 5.0 |
| PCI Express Lanes | 16 | 20 |
Cast your vote
Total votes: 1