Intel Core i9 12900H
- Cores: 14
- L3 cache: 24MB (shared)
- TDP: 35-45 W (max. boost up to 115 W)
- Transistor size: 10 nm
Core i9 12900H - laptop processor produced by Intel for socket BGA-1744 that has 14 cores and 20 threads. The base clock frequency of the CPU is 2500 MHz, but due to Turbo Boost technology, it can perform up to 5000 MHz. The size of the L3 cache is 24 MB. Please note that this chip has integrated graphics Intel Iris Xe Graphics (96EU).
Review
Compare Intel Core i9 12900H with other CPUs
Test in Benchmarks
Performance test of Intel Core i9 12900H in benchmarksCinebench
Cinebench Scores - 157th place
GeekBench v6
| File compression | 898.1 MB/sec |
| Clang compilation | 97.6 Klines/sec |
| HTML 5 Browser | 270 pages/sec |
| PDF Renderer | 325.3 Mpixels/sec |
| Text processing | 248.3 pages/sec |
| Background blur | 52.7 images/sec |
| Photo processing | 94.2 images/sec |
| Ray tracing | 23.8 Mpixels/sec |
PassMark
| Integer math | 91.3 GOps/sec |
| Floating point math | 66 GOps/sec |
| Find prime numbers | 104M Primes/sec |
| Random string sorting | 34.4M Strings/sec |
| Data encryption | 18 GBytes/sec |
| Data compression | 308.2 MBytes/sec |
| Physics | 1700 Frames/sec |
| Extended instructions | 18.4B Matrices/sec |
Blender
Performance Per Watt
| Cinebench 2024 / Watt | 21.9 PPW |
| Geekbench 6 Multi / Watt | 265.9 PPW |
| Passmark CPU Mark / Watt | 591 PPW |
| Blender / Watt | 4.67 PPW |
These are rough calculations, as most CPUs surpass PL1 TDP wattage even in multicore workloads.
Recent User Tests
| Date | Benchmark | Result |
|---|---|---|
| ๐ 2025-11-21 (Robert L) | Cinebench 2024 | 104 / 765 |
| ๐ 2025-05-02 (Toksik Vegeta) | Cinebench 2024 | 107 / 984 |
Specifications
Core i9 12900H technical specificationsGeneral
| Vendor | Intel |
| Released | January 4, 2022 |
| Type | Laptop |
| Instruction Set | x86-64 |
| Codename | Alder Lake |
| Model number | i9-12900H |
| Integrated GPU | Iris Xe Graphics (96EU) |
| AMD Equivalent | - AMD Ryzen 9 6900HS |
| Successor | - Intel Core Ultra 9 288V |
Intel CPU rating - 115th place
CPU
| P-Cores | 6 |
| P-Threads | 12 |
| Base Frequency (P) | 2.5 GHz |
| Turbo Boost Frequency (P) | 5 GHz |
| E-Cores | 8 |
| E-Threads | 8 |
| Base Frequency (E) | 1.8 GHz |
| Turbo Boost Frequency (E) | 3.8 GHz |
| Total Cores | 14 |
| Total Threads | 20 |
| Bus Frequency | 100 MHz |
| Multiplier | 25x |
| L1 Cache | 80K (per core) |
| L2 Cache | 1280K (per core) |
| L3 Cache | 24MB (shared) |
| Unlocked Multiplier | No |
Package
| Fabrication Process | 10 nm |
| TDP (PL1) | 35-45 W (configurable) |
| Max. Boost TDP (PL2) | 115 W |
| Socket | BGA-1744 |
| Peak Temperature | 100ยฐC |
Laptop processors ranking - 152nd place
iGPU
| Integrated Graphics | Intel Iris Xe Graphics (96EU) |
| GPU Base Clock | 300 MHz |
| GPU Boost Clock | 1450 MHz |
| Shading Units | 768 |
| TMUs | 48 |
| ROPs | 24 |
| Execution Units | 96 |
| TGP | 15 W |
See also: Intel Iris Xe Graphics G7 (96EU) โ integrated graphics of Intel Core i9 12900H
Memory Support
| Memory Types | - DDR5-4800 - DDR4-3200 - LPDDR5-5200 - LPDDR4x-4267 |
| Max. Memory Size | 64 GB |
| Memory Channels | 2 |
| ECC Support | No |
Misc
| Official Site | Intel Core i9 12900H official page |
| PCI Express Version | 4.0 |
| PCI Express Lanes | 28 |
| Technologies | - Compute: ABM, ADX, BMI1, BMI2, CLMUL, F16C, SHA
- Performance: EIST, TBT 2.0, TBT 3.0, TSX
- Virtualization: VT-d, VT-x
- Security: RDRAND, TXT, XD bit |