intel core i9 12900ks vs intel core i9 12900h
We compared two CPUs Intel Core i9 12900KS (Desktop) 16-cores against Intel Core i9 12900H (Laptop) 14-cores. In this comparison page, we check which of these two processor has better performance in benchmark results, Games, architecture, price and other useful information.
Review
Single-Core Performance
Performance in single-threaded apps and benchmarks
Performance
Measure performance when all cores are involved
Key Differences
Advantages of Intel Core i9 12900KS
- Newer released 0 years later
- Has 2 more physical cores
- Has 6 MB larger L3 cache size
- 6% higher Turbo Boost frequency (5.3 GHz vs 5 GHz)
- Supports up to 128 GB DDR5-4800 RAM
- Unlocked multiplier
Advantages of Intel Core i9 12900H
- Consumes up to 70% less energy than the Intel Core i9 12900KS – 45 vs 150 Watt
Benchmarks
Cinebench R23 (Single-Core)
Cinebench R23 (Multi-Core)
Passmark CPU (Single-Core)
Passmark CPU (Multi-Core)
Geekbench 5 (Single-Core)
Geekbench 5 (Multi-Core)
Specifications
General
Intel Core i9 12900KS | Intel Core i9 12900H | |
Vendor | Intel | Intel |
Released | April 5 2022 | January 4 2022 |
Type | Desktop | Laptop |
instruction set | x86-64 | x86-64 |
Codename | Alder Lake-S | Alder Lake-H |
Socket | FCLGA1700 | FCBGA1744 |
Integrated GPU | Intel UHD Graphics 770 | Intel® Iris® Xe Graphics eligible |
Performance
Intel Core i9 12900KS | Intel Core i9 12900H | |
Cores | 16 | 14 |
Threads | 24 | 20 |
Base Frequency | 3.4 GHz | 2.5 GHz |
Turbo Boost Frequency | 5.3 GHz | 5 GHz |
L1 Cache | 80K (per core) | 80K (per core) |
L2 Cache | 1.25 MB (per core) | 1.25 MB (per core) |
L3 Cache | 30 MB (shared) | 24 MB (shared) |
Unlocked Multiplier | Yes | No |
Power
Intel Core i9 12900KS | Intel Core i9 12900H | |
Fabrication process | Intel 7 nm | Intel 7 nm |
Power consumption (TDP) | 150 W | 45 W |
Max. temperature | 90°C | 100°C |
Memory support
Intel Core i9 12900KS | Intel Core i9 12900H | |
Memory types | DDR5-4800, DDR4-3200 | DDR5-4800, DDR4-3200, LPDDR5-5200, LPDDR4x-4267 |
Memory Size | 128 GB | 64 GB |
Max. Memory Channels | 2 | 2 |
Max. Memory Bandwidth | 76.8 GB/s | - |
ECC Support | Yes | No |
iGPU
Intel Core i9 12900KS | Intel Core i9 12900H | |
Integrated Graphics | Intel UHD Graphics 770 | Intel® Iris® Xe Graphics eligible |
GPU Base Clock | 300 MHz | 300 MHz |
GPU Boost Clock | 1.55 MHz | 1.45 MHz |
Shading Units | 256 | 768 |
TMUs | 16 | 48 |
ROPs | 8 | 24 |
Execution Units | 32 | 96 |
TGP | 15 W | 15 W |
iGPU FLOPS
Misc
Intel Core i9 12900KS | Intel Core i9 12900H | |
Official site | Intel Core i9 12900KS official page | Intel Core i9 12900H official page |
PCI Express Version | 4 | |
PCI Express Lanes | 20 | 28 |