Ryzen 9 9950X3D vs Ultra 5 115U
Primary details
Comparing Core Ultra 5 115U and Ryzen 9 9950X3D processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | not rated | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Desktop processor |
| Architecture codename | Meteor Lake (2023) | Granite Ridge (2024−2025) |
| Release date | 14 December 2023 (1 year ago) | 2025 (recently) |
Detailed specifications
Core Ultra 5 115U and Ryzen 9 9950X3D 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 | 8 (Octa-Core) | 16 (Hexadeca-Core) |
| Threads | 10 | 32 |
| Base clock speed | 1.5 GHz | 4 GHz |
| Boost clock speed | 4.2 GHz | 5.6 GHz |
| L1 cache | 112 KB (per core) | 80 KB (per core) |
| L2 cache | 2 MB (per core) | 1 MB (per core) |
| L3 cache | 10 MB (shared) | 128 MB (shared) |
| Chip lithography | 7 nm | 4 nm |
| Die size | no data | 2x 70.6 mm2 |
| Number of transistors | no data | 16,630 million |
| 64 bit support | + | + |
| Unlocked multiplier | - | + |
Compatibility
Information on Core Ultra 5 115U and Ryzen 9 9950X3D 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 | Intel BGA 2049 | AM5 |
| Power consumption (TDP) | 15 Watt | 170 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Core Ultra 5 115U and Ryzen 9 9950X3D. You'll probably need this information if you require some particular technology.
| AES-NI | + | + |
| AVX | + | + |
| Enhanced SpeedStep (EIST) | + | no data |
| TSX | + | - |
| Precision Boost 2 | no data | + |
Security technologies
Core Ultra 5 115U and Ryzen 9 9950X3D technologies aimed at improving security, for example, by protecting against hacks.
| TXT | + | no data |
Virtualization technologies
Virtual machine speed-up technologies supported by Core Ultra 5 115U and Ryzen 9 9950X3D are enumerated here.
| AMD-V | - | + |
| VT-d | + | no data |
| VT-x | + | no data |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Core Ultra 5 115U and Ryzen 9 9950X3D. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR5 Depends on motherboard | DDR5 |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | Arc Xe-LPG 48EU | AMD Radeon Graphics |
Peripherals
Specifications and connection of peripherals supported by Core Ultra 5 115U and Ryzen 9 9950X3D.
| PCIe version | 4.0 | 5.0 |
| PCI Express lanes | 12 | 24 |
Pros & cons summary
| Physical cores | 8 | 16 |
| Threads | 10 | 32 |
| Chip lithography | 7 nm | 4 nm |
| Power consumption (TDP) | 15 Watt | 170 Watt |
Ultra 5 115U has 1033.3% lower power consumption.
Ryzen 9 9950X3D, on the other hand, has 100% more physical cores and 220% more threads, and a 75% more advanced lithography process.
We couldn't decide between Core Ultra 5 115U and Ryzen 9 9950X3D. We've got no test results to judge.
Be aware that Core Ultra 5 115U is a notebook processor while Ryzen 9 9950X3D is a desktop one.
Should you still have questions on choice between Core Ultra 5 115U and Ryzen 9 9950X3D, ask them in Comments section, and we shall answer.
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