Ultra 9 285H vs Ryzen 9 7945HX3D
Aggregate performance score
Ryzen 9 7945HX3D outperforms Core Ultra 9 285H by an impressive 70% based on our aggregate benchmark results.
Primary details
Comparing Ryzen 9 7945HX3D and Core Ultra 9 285H processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 98 | 257 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Laptop |
| Series | AMD Dragon Range (Zen 4, Ryzen 7045) | no data |
| Power efficiency | 61.88 | 44.50 |
| Architecture codename | Dragon Range-HX (Zen 4) (2023−2024) | Arrow Lake-H |
| Release date | 27 July 2023 (1 year ago) | no data |
Detailed specifications
Ryzen 9 7945HX3D and Core Ultra 9 285H basic parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters indirectly say of CPU speed, though for more precise assessment you have to consider their test results.
| Physical cores | 16 (Hexadeca-Core) | 16 (Hexadeca-Core) |
| Threads | 32 | 16 |
| Base clock speed | 2.3 GHz | no data |
| Boost clock speed | 5.4 GHz | 5.4 GHz |
| L1 cache | 64 KB (per core) | no data |
| L2 cache | 1 MB (per core) | no data |
| L3 cache | 128 MB (shared) | no data |
| Chip lithography | 5 nm | no data |
| Die size | 2x 71 mm2 | no data |
| Maximum core temperature | 89 °C | no data |
| Number of transistors | 17,840 million | no data |
| 64 bit support | + | - |
| Unlocked multiplier | + | - |
Compatibility
Information on Ryzen 9 7945HX3D and Core Ultra 9 285H compatibility with other computer components: motherboard (look for socket type), power supply unit (look for power consumption) etc. Useful when planning a future computer configuration or upgrading an existing one. Note that power consumption of some processors can well exceed their nominal TDP, even without overclocking. Some can even double their declared thermals given that the motherboard allows to tune the CPU power parameters.
| Number of CPUs in a configuration | 1 | no data |
| Socket | FL1 | no data |
| Power consumption (TDP) | 55 Watt | 45 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Ryzen 9 7945HX3D and Core Ultra 9 285H. You'll probably need this information if you require some particular technology.
| AES-NI | + | - |
| AVX | + | - |
| Precision Boost 2 | + | no data |
Virtualization technologies
Virtual machine speed-up technologies supported by Ryzen 9 7945HX3D and Core Ultra 9 285H are enumerated here.
| AMD-V | + | - |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Ryzen 9 7945HX3D and Core Ultra 9 285H. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR5-5200 | no data |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | AMD Radeon 610M (400 - 2200 MHz) | no data |
Peripherals
Specifications and connection of peripherals supported by Ryzen 9 7945HX3D and Core Ultra 9 285H.
| PCIe version | 5.0 | no data |
| PCI Express lanes | 28 | no data |
Synthetic benchmark performance
Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.
Combined synthetic benchmark score
This is our combined benchmark performance rating. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.
Geekbench 6.3 Multi-Core
Pros & cons summary
| Performance score | 36.15 | 21.27 |
| Threads | 32 | 16 |
| Power consumption (TDP) | 55 Watt | 45 Watt |
Ryzen 9 7945HX3D has a 70% higher aggregate performance score, and 100% more threads.
Ultra 9 285H, on the other hand, has 22.2% lower power consumption.
The Ryzen 9 7945HX3D is our recommended choice as it beats the Core Ultra 9 285H in performance tests.
Should you still have questions on choice between Ryzen 9 7945HX3D and Core Ultra 9 285H, ask them in Comments section, and we shall answer.
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