Xeon 6563P-B vs Ryzen 9 5950X
Primary details
Comparing Ryzen 9 5950X and Xeon 6563P-B processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 172 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 27.13 | no data |
| Market segment | Desktop processor | Server |
| Series | AMD Ryzen 9 | no data |
| Power efficiency | 25.74 | no data |
| Designer | AMD | Intel |
| Architecture codename | Vermeer (Zen 3) (2020−2022) | Granite Rapids (2024−2025) |
| Release date | 5 November 2020 (4 years ago) | 24 February 2025 (recently) |
| Launch price (MSRP) | $799 | $2,616 |
Cost-effectiveness evaluation
Performance per price, higher is better.
Detailed specifications
Ryzen 9 5950X and Xeon 6563P-B 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) | 38 |
| Threads | 32 | 76 |
| Base clock speed | 3.4 GHz | 2.4 GHz |
| Boost clock speed | 4.9 GHz | 4 GHz |
| Multiplier | 34 | no data |
| L1 cache | 64K (per core) | 112 KB (per core) |
| L2 cache | 512K (per core) | 2 MB (per core) |
| L3 cache | 64 MB | 152 MB (shared) |
| Chip lithography | 7 nm, 12 nm | 5 nm |
| Die size | CPU cores: 2x 80.7 sq. mm., I/O: 125 mm2 | 598 mm2 |
| Maximum case temperature (TCase) | 95 °C | 85 °C |
| 64 bit support | + | + |
| Windows 11 compatibility | + | no data |
| Unlocked multiplier | + | - |
Compatibility
Information on Ryzen 9 5950X and Xeon 6563P-B 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 | AM4 | Intel BGA 4368 |
| Power consumption (TDP) | 105 Watt | 235 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Ryzen 9 5950X and Xeon 6563P-B. You'll probably need this information if you require some particular technology.
| Instruction set extensions | MMX (+), SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, SSE4A, AES, AVX, AVX2, FMA3, SHA | no data |
| AES-NI | + | + |
| AVX | + | + |
| TSX | - | + |
| Precision Boost 2 | + | no data |
Security technologies
Ryzen 9 5950X and Xeon 6563P-B 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 5950X and Xeon 6563P-B 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 5950X and Xeon 6563P-B. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR4 | DDR5 |
| Maximum memory size | 128 GB | no data |
| Max memory channels | 2 | no data |
| Maximum memory bandwidth | 51.196 GB/s | no data |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | - | N/A |
Peripherals
Specifications and connection of peripherals supported by Ryzen 9 5950X and Xeon 6563P-B.
| PCIe version | 4.0 | 5.0 |
| PCI Express lanes | no data | 32 |
Pros & cons summary
| Recency | 5 November 2020 | 24 February 2025 |
| Physical cores | 16 | 38 |
| Threads | 32 | 76 |
| Chip lithography | 7 nm | 5 nm |
| Power consumption (TDP) | 105 Watt | 235 Watt |
Ryzen 9 5950X has 123.8% lower power consumption.
Xeon 6563P-B, on the other hand, has an age advantage of 4 years, 137.5% more physical cores and 137.5% more threads, and a 40% more advanced lithography process.
We couldn't decide between AMD Ryzen 9 5950X and Intel Xeon 6563P-B. We've got no test results to judge.
Note that Ryzen 9 5950X is a desktop processor while Xeon 6563P-B is a server/workstation one.
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