Ryzen 9 PRO 5945 vs Ultra 9 285K
Aggregate performance score
Core Ultra 9 285K outperforms Ryzen 9 PRO 5945 by an impressive 96% based on our aggregate benchmark results.
Contents
Primary details
Comparing processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 89 | 334 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 78.73 | no data |
| Market segment | Desktop processor | Desktop processor |
| Power efficiency | 13.01 | 12.78 |
| Designer | Intel | AMD |
| Manufacturer | no data | TSMC |
| Architecture codename | Arrow Lake-S (2024−2025) | Vermeer (2020−2025) |
| Release date | 24 October 2024 (less than a year ago) | 4 April 2022 (3 years ago) |
| Launch price (MSRP) | $589 | no data |
Cost-effectiveness evaluation
Performance per price, higher is better.
Performance to price scatter graph
Detailed specifications
Core Ultra 9 285K and Ryzen 9 PRO 5945 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 | 24 (Tetracosa-Core) | 12 (Dodeca-Core) |
| Performance-cores | 8 | no data |
| Efficient-cores | 16 | no data |
| Threads | 24 | 24 |
| Base clock speed | 3.7 GHz | 3 GHz |
| Boost clock speed | 5.6 GHz | 4.7 GHz |
| Bus rate | 250 MHz | no data |
| L1 cache | 192 KB (per core) | 64 KB (per core) |
| L2 cache | 3 MB (per core) | 512 KB (per core) |
| L3 cache | 36 MB (shared) | 64 MB |
| Chip lithography | 3 nm | 7 nm |
| Die size | 243 mm2 | 2x 74 mm2 |
| Maximum case temperature (TCase) | no data | 95 °C |
| Number of transistors | 17,800 million | 8,300 million |
| 64 bit support | + | + |
| Windows 11 compatibility | no data | + |
| Unlocked multiplier | + | - |
Compatibility
Information on Core Ultra 9 285K and Ryzen 9 PRO 5945 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 | 1 |
| Socket | FCLGA1851 | AM4 |
| Power consumption (TDP) | 125 Watt | 65 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Core Ultra 9 285K and Ryzen 9 PRO 5945. You'll probably need this information if you require some particular technology.
| Instruction set extensions | Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2 | no data |
| AES-NI | + | + |
| AVX | + | + |
| vPro | + | no data |
| Enhanced SpeedStep (EIST) | + | no data |
| Speed Shift | + | no data |
| Turbo Boost Technology | 2.0 | no data |
| Idle States | + | no data |
| Thermal Monitoring | + | - |
| SIPP | + | - |
| Turbo Boost Max 3.0 | + | no data |
| Precision Boost 2 | no data | + |
| Deep Learning Boost | + | - |
| Supported AI Software Frameworks | OpenVINO™, WindowsML, DirectML, ONNX RT, WebNN | - |
Security technologies
Core Ultra 9 285K and Ryzen 9 PRO 5945 technologies aimed at improving security, for example, by protecting against hacks.
| TXT | + | no data |
| EDB | + | no data |
| OS Guard | + | no data |
Virtualization technologies
Virtual machine speed-up technologies supported by Core Ultra 9 285K and Ryzen 9 PRO 5945 are enumerated here.
| AMD-V | - | + |
| VT-d | + | no data |
| VT-x | + | no data |
| EPT | + | no data |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Core Ultra 9 285K and Ryzen 9 PRO 5945. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR5-6400 | DDR4 |
| Maximum memory size | 256 GB | no data |
| Max memory channels | 2 | no data |
| ECC memory support | + | - |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | Intel® Graphics | N/A |
| Quick Sync Video | + | - |
| Graphics max frequency | 2 GHz | no data |
Graphics interfaces
Available interfaces and connections of Core Ultra 9 285K and Ryzen 9 PRO 5945 integrated GPUs.
| Number of displays supported | 4 | no data |
Graphics image quality
Maximum display resolutions supported by Core Ultra 9 285K and Ryzen 9 PRO 5945 integrated GPUs, including resolutions over different interfaces.
| Max resolution over HDMI 1.4 | 4K @ 60Hz (HDMI 2.1 TMDS) 8K @ 60Hz (HDMI2.1 FRL) | no data |
| Max resolution over eDP | 4K @ 60Hz | no data |
| Max resolution over DisplayPort | 8K @ 60Hz | no data |
Graphics API support
APIs supported by Core Ultra 9 285K and Ryzen 9 PRO 5945 integrated GPUs, sometimes API versions are included.
| DirectX | 12 | no data |
| OpenGL | 4.5 | no data |
Peripherals
Specifications and connection of peripherals supported by Core Ultra 9 285K and Ryzen 9 PRO 5945.
| PCIe version | 5.0 and 4.0 | 4.0 |
| PCI Express lanes | 20 | 20 |
Synthetic benchmarks
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.
Passmark
Passmark CPU Mark is a widespread benchmark, consisting of 8 different types of workload, including integer and floating point math, extended instructions, compression, encryption and physics calculation. There is also one separate single-threaded scenario measuring single-core performance. Other than that, Passmark measures multi-core performance.
GeekBench 5 Single-Core
GeekBench 5 Single-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses only a single CPU core.
GeekBench 5 Multi-Core
GeekBench 5 Multi-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses all available CPU cores.
Pros & cons summary
| Performance score | 38.48 | 19.66 |
| Recency | 24 October 2024 | 4 April 2022 |
| Physical cores | 24 | 12 |
| Chip lithography | 3 nm | 7 nm |
| Power consumption (TDP) | 125 Watt | 65 Watt |
Ultra 9 285K has a 95.7% higher aggregate performance score, an age advantage of 2 years, 100% more physical cores, and a 133.3% more advanced lithography process.
Ryzen 9 PRO 5945, on the other hand, has 92.3% lower power consumption.
The Intel Core Ultra 9 285K is our recommended choice as it beats the AMD Ryzen 9 PRO 5945 in performance tests.
Other comparisons
We've compiled a selection of CPU comparisons, ranging from closely matched processors to other comparisons that may be of interest.
