Xeon Silver 3508U vs Ryzen 9 9950X
Primary details
Comparing Ryzen 9 9950X and Xeon Silver 3508U processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 59 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 61.38 | no data |
| Market segment | Desktop processor | Server |
| Power efficiency | 23.26 | no data |
| Architecture codename | Granite Ridge (2024) | Sapphire Rapids (2023−2024) |
| Release date | 15 August 2024 (less than a year ago) | 14 December 2023 (less than a year ago) |
| Launch price (MSRP) | $649 | $415 |
Cost-effectiveness evaluation
Performance per price, higher is better.
Detailed specifications
Ryzen 9 9950X and Xeon Silver 3508U 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) | 8 (Octa-Core) |
| Threads | 32 | 16 |
| Base clock speed | 4.3 GHz | 2.1 GHz |
| Boost clock speed | 5.7 GHz | 2.2 GHz |
| L1 cache | 80 KB (per core) | 80 KB (per core) |
| L2 cache | 1 MB (per core) | 2 MB (per core) |
| L3 cache | 64 MB (shared) | 22.5 MB (shared) |
| Chip lithography | 4 nm | 10 nm |
| Die size | 2x 70.6 mm2 | no data |
| Maximum core temperature | 95 °C | no data |
| Maximum case temperature (TCase) | no data | 83 °C |
| Number of transistors | 16,630 million | no data |
| 64 bit support | + | + |
| Unlocked multiplier | + | - |
Compatibility
Information on Ryzen 9 9950X and Xeon Silver 3508U 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 | AM5 | 4677 |
| Power consumption (TDP) | 170 Watt | 125 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Ryzen 9 9950X and Xeon Silver 3508U. You'll probably need this information if you require some particular technology.
| Instruction set extensions | SMT, AES, AVX, AVX2, AVX512, FMA3, MMX (+), SHA, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, SSE4A | no data |
| AES-NI | + | + |
| AVX | + | + |
| vPro | no data | + |
| Enhanced SpeedStep (EIST) | no data | + |
| TSX | - | + |
| Precision Boost 2 | + | no data |
Security technologies
Ryzen 9 9950X and Xeon Silver 3508U technologies aimed at improving security, for example, by protecting against hacks.
| TXT | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Ryzen 9 9950X and Xeon Silver 3508U 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 Ryzen 9 9950X and Xeon Silver 3508U. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR5 | DDR5 |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | AMD Radeon Graphics | N/A |
Peripherals
Specifications and connection of peripherals supported by Ryzen 9 9950X and Xeon Silver 3508U.
| PCIe version | 5.0 | 5.0 |
| PCI Express lanes | 24 | 80 |
Pros & cons summary
| Recency | 15 August 2024 | 14 December 2023 |
| Physical cores | 16 | 8 |
| Threads | 32 | 16 |
| Chip lithography | 4 nm | 10 nm |
| Power consumption (TDP) | 170 Watt | 125 Watt |
Ryzen 9 9950X has an age advantage of 8 months, 100% more physical cores and 100% more threads, and a 150% more advanced lithography process.
Xeon Silver 3508U, on the other hand, has 36% lower power consumption.
We couldn't decide between Ryzen 9 9950X and Xeon Silver 3508U. We've got no test results to judge.
Note that Ryzen 9 9950X is a desktop processor while Xeon Silver 3508U is a server/workstation one.
Should you still have questions on choice between Ryzen 9 9950X and Xeon Silver 3508U, ask them in Comments section, and we shall answer.
Similar processor comparisons
We picked several similar comparisons of processors in the same market segment and performance relatively close to those reviewed on this page.
