Ryzen 9 9950X vs Ryzen 9 7945HX3D
Aggregate performance score
Ryzen 9 9950X outperforms Ryzen 9 7945HX3D by a moderate 16% based on our aggregate benchmark results.
Primary details
Comparing Ryzen 9 7945HX3D and Ryzen 9 9950X processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 110 | 65 |
| Place by popularity | not in top-100 | 86 |
| Cost-effectiveness evaluation | no data | 66.05 |
| Market segment | Laptop | Desktop processor |
| Series | AMD Dragon Range (Zen 4, Ryzen 7045) | no data |
| Power efficiency | 61.69 | 23.23 |
| Architecture codename | Dragon Range-HX (Zen 4) (2023−2024) | Granite Ridge (2024−2025) |
| Release date | 27 July 2023 (1 year ago) | 15 August 2024 (less than a year ago) |
| Launch price (MSRP) | no data | $649 |
Cost-effectiveness evaluation
Performance per price, higher is better.
Detailed specifications
Ryzen 9 7945HX3D and Ryzen 9 9950X 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 | 32 |
| Base clock speed | 2.3 GHz | 4.3 GHz |
| Boost clock speed | 5.4 GHz | 5.7 GHz |
| L1 cache | 64 KB (per core) | 80 KB (per core) |
| L2 cache | 1 MB (per core) | 1 MB (per core) |
| L3 cache | 128 MB (shared) | 64 MB (shared) |
| Chip lithography | 5 nm | 4 nm |
| Die size | 2x 71 mm2 | 2x 70.6 mm2 |
| Maximum core temperature | 89 °C | 95 °C |
| Number of transistors | 17,840 million | 16,630 million |
| 64 bit support | + | + |
| Unlocked multiplier | + | + |
Compatibility
Information on Ryzen 9 7945HX3D and Ryzen 9 9950X 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 | FL1 | AM5 |
| Power consumption (TDP) | 55 Watt | 170 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Ryzen 9 7945HX3D and Ryzen 9 9950X. You'll probably need this information if you require some particular technology.
| Instruction set extensions | no data | SMT, AES, AVX, AVX2, AVX512, FMA3, MMX (+), SHA, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, SSE4A |
| AES-NI | + | + |
| AVX | + | + |
| Precision Boost 2 | + | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Ryzen 9 7945HX3D and Ryzen 9 9950X are enumerated here.
| AMD-V | + | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Ryzen 9 7945HX3D and Ryzen 9 9950X. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR5-5200 | DDR5 |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card Compare | AMD Radeon 610M (400 - 2200 MHz) | AMD Radeon Graphics |
Peripherals
Specifications and connection of peripherals supported by Ryzen 9 7945HX3D and Ryzen 9 9950X.
| PCIe version | 5.0 | 5.0 |
| PCI Express lanes | 28 | 24 |
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.
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.
Geekbench 5.5 Multi-Core
Blender(-)
Geekbench 5.5 Single-Core
7-Zip Single
7-Zip
WebXPRT 3
CrossMark Overall
WebXPRT 4 Overall
Blender v3.3 Classroom CPU(-)
Geekbench 6.3 Multi-Core
Geekbench 6.3 Single-Core
Pros & cons summary
| Performance score | 35.65 | 41.49 |
| Integrated graphics card | 2.85 | 1.96 |
| Recency | 27 July 2023 | 15 August 2024 |
| Chip lithography | 5 nm | 4 nm |
| Power consumption (TDP) | 55 Watt | 170 Watt |
Ryzen 9 7945HX3D has 45.4% faster integrated GPU, and 209.1% lower power consumption.
Ryzen 9 9950X, on the other hand, has a 16.4% higher aggregate performance score, an age advantage of 1 year, and a 25% more advanced lithography process.
The Ryzen 9 9950X is our recommended choice as it beats the Ryzen 9 7945HX3D in performance tests.
Be aware that Ryzen 9 7945HX3D is a notebook processor while Ryzen 9 9950X is a desktop one.
Other comparisons
We've compiled a selection of CPU comparisons, ranging from closely matched processors to other comparisons that may be of interest.
