Intel Core i9 12900HK Vs Core i5 1245U
We compared two laptops/desktop CPUs: Intel Core i9 12900HK Vs Core i5 1245U.
In this table-based comparison, you’ll find out which CPUs are better performance in Benchmarks, Antutu, Games, and other useful information.
General Information
| Vendor | Intel Intel |
| Released | January 2022 February 2022 |
| Type | Laptop Laptop |
| Model | Core i9 12900HK Core i5 1245U |
| Instruction set | x86-64 64-bit |
| Codename | Alder Lake-H Alder Lake-U |
| Socket | BGA-1744 FCBGA1744 |
| Integrated GPU | Iris Xe Graphics 96EU Iris Xe Graphics G7 80EU |
| Supported displays | 4 4 |
| Supports 64-bit | Yes Yes |
CPU Performance
| Cores | 14 10 |
| Threads | 20 12 |
| Base Frequency | 2.5 GHz 1.6 GHz |
| Turbo Boost Frequency | 5 GHz 4.4 GHz |
| Bus Frequency | 100 MHz 100 MHz |
| Clock Multiplier | 25x 16x |
| L1 Cache | 80K (per core) 80K (per core) |
| L2 Cache | 1280K (per core) 1280K (per core) |
| L3 Cache | 24MB (shared) 12MB (shared) |
| L2 core | - - |
| L3 core | - - |
| Unlocked Multiplier | Yes No |
iGPU
| Integrated Graphics | Iris Xe Graphics 96EU Intel Iris Xe Graphics G7 80EU |
| GPU Base Clock | 300 MHz 300 MHz |
| GPU Boost Clock | 1450 MHz 1200 MHz |
| Shading Units | 768 640 |
| TMUs | 48 40 |
| ROPs | 24 20 |
| Execution Units | 96 80 |
| TGP | 15W 15W |
| Max. Resolution |
4096 x 2304 @ 60Hz 7680 x 4320 @ 60Hz 4096 x 2304 @ 120Hz 4096 x 2304 @ 60Hz 7680 x 4320 @ 60Hz 4096 x 2304 @ 120Hz |
| iGPU FLOPS | 1.69 TFLOPS 1.41 TFLOPS |
Power
| Transistors | - - |
| Fabrication process | 7nm 7nm |
| TDP | 35W-45W 12W-15W |
| Max. temperature | 100°C 100°C |
Memory Support
| Memory Types |
DDR5 DDR4 LPDDR5 LPDDR4x DDR5 DDR4 LPDDR5 LPDDR4x |
| Memory Size | 64GB 64GB |
| RAM speed |
4800 MT/s 3200 MT/s 5200 MT/s 4267 MT/s 4800 MT/s 3200 MT/s 5200 MT/s 4267 MT/s |
| Max. Memory Channels | 2 2 |
| Max. Memory Bandwidth | - - |
| ECC Support | No No |
| DDR memory version | 5 5 |
| Bus Transfer Rate | - - |
| Bus Speed | - - |
Miscellaneous
| Official Site | Intel Core i9 12900HK Official website Intel Core i5 1245U official website |
| PCI Express Version | 4.0 4.0 |
| PCI Express Lanes | 28 20 |
Benchmarks
| Cinebench R23 Single-Core | 1898 - |
| Cinebench R23 Multi-Core | 18014 - |
| Passmark CPU Single-Core | 1841 3411 |
| Passmark CPU Multi-Core | 13739 11981 |
| Geekbench Single-Core | 3931 1574 |
| Geekbench Multi-Core | 29733 5423 |
Key Features
| SSE version | 4.2 4.2 |
| Front-end width | - - |
| MULTITHREADING | |
| AES | |
| AVX | |
| F16C | |
| MMX | |
| TRUST ZONE | |
| NX BIT | |
| FMA4 | |
| FMA3 |
|