Intel Core i9 12900KS vs i9 12900KF
We compared two 16-core desktop CPUs: the 3.4 GHz Intel Core i9 12900KS against the 3.2 GHz i9 12900KF. 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
NanoReview Final Score
Generic CPU rating
The "iGPU" and "Power Efficiency" have a minor impact on the NanoReview Score when comparing desktop CPUs.
Key Differences
Advantages of Intel Core i9 12900KS
- Newer - released 5-months later
- Includes an integrated GPU Intel UHD Graphics 770
- 2% higher Turbo Boost frequency (5.2 GHz vs 5.1 GHz)
Promotion
Test in Benchmarks
Comparing the performance of CPUs across various tasksCinebench R23
Cinebench R23 (Single-Core)
Cinebench R23 (Multi-Core)
GeekBench v6
Geekbench 6 (Single-Core)
Geekbench 6 (Multi-Core)
| File compression | 1390 MB/sec | 1220 MB/sec |
| Clang compilation | 150.5 Klines/sec | 139.1 Klines/sec |
| HTML 5 Browser | 466 pages/sec | 392.2 pages/sec |
| PDF Renderer | 499.2 Mpixels/sec | 446.7 Mpixels/sec |
| Text processing | 284.4 pages/sec | 272 pages/sec |
| Background blur | 51.9 images/sec | 49.1 images/sec |
| Photo processing | 147.9 images/sec | 133 images/sec |
| Ray tracing | 36.1 Mpixels/sec | 33.3 Mpixels/sec |
PassMark
Passmark CPU (Single-Core)
Passmark CPU (Multi-Core)
| Integer math | 148.3 GOps/sec | 138.9 GOps/sec |
| Floating point math | 112.5 GOps/sec | 106.1 GOps/sec |
| Find prime numbers | 163M Primes/sec | 146M Primes/sec |
| Random string sorting | 61.7M Strings/sec | 57.7M Strings/sec |
| Data encryption | 31.8 GBytes/sec | 29.7 GBytes/sec |
| Data compression | 571.6 MBytes/sec | 539.6 MBytes/sec |
| Physics | 2493 Frames/sec | 2129 Frames/sec |
| Extended instructions | 35.4B Matrices/sec | 33.8B Matrices/sec |
Value for money
Enter the current prices of the CPUs and click "Calculate" to determine which one has a better value-to-performance ratio.
Specifications
Full technical specification of Intel Core i9 12900KS and i9 12900KFGeneral
| Vendor | Intel | Intel |
| Released | April 4, 2022 | October 27, 2021 |
| Type | Desktop | Desktop |
| instruction set | x86-64 | x86-64 |
| Codename | Alder Lake | Alder Lake |
| Model number | i9-12900KS | i9-12900KF |
| Integrated GPU | UHD Graphics 770 | No |
CPU
| P-Cores | 8 | 8 |
| P-Threads | 16 | 16 |
| Base Frequency (P) | 3.4 GHz | 3.2 GHz |
| Turbo Boost Frequency (P) | 5.2 GHz | 5.1 GHz |
| E-Cores | 8 | 8 |
| E-Threads | 8 | 8 |
| Base Frequency (E) | 2.5 GHz | 2.4 GHz |
| Turbo Boost Frequency (E) | 4 GHz | 3.9 GHz |
| Total Cores | 16 | 16 |
| Total Threads | 24 | 24 |
| Bus Frequency | 100 MHz | 100 MHz |
| Multiplier | 34x | 32x |
| L1 Cache | 64K (per core) | 64K (per core) |
| L2 Cache | 14MB (shared) | 14MB (shared) |
| L3 Cache | 30MB (shared) | 30MB (shared) |
| Unlocked Multiplier | Yes | Yes |
Package
| Fabrication process | 10 nm | 10 nm |
| TDP (PL1) | 150 W | 125 W |
| Max. Boost TDP (PL2) | 241 W | 241 W |
| Socket | LGA-1700 | LGA-1700 |
| Peak temperature | 100°C | 100°C |
iGPU
| Integrated Graphics | Intel UHD Graphics 770 | - |
| GPU Base Clock | 300 MHz | - |
| GPU Boost Clock | 1550 MHz | - |
| Shading Units | 256 | - |
| TMUs | 16 | - |
| ROPs | 8 | - |
| Execution Units | 32 | - |
| TGP | 15 W | - |
iGPU FLOPS
Memory Support
| Memory types | - DDR5-4800 - DDR4-3200 |
- DDR5-4800 - DDR4-3200 |
| Memory Size | 128 GB | 128 GB |
| Max. Memory Channels | 2 | 2 |
| Max. Memory Bandwidth | 76.8 GB/s | 76.8 GB/s |
| ECC Support | Yes | Yes |
Misc
| Official site | Intel Core i9 12900KS official page | Intel Core i9 12900KF official page |
| PCI Express Version | 5.0 | 5.0 |
| PCI Express Lanes | 20 | 20 |
Cast your vote
Total votes: 76