Xeon 6523P-B vs Ryzen 9 5900H
Primary details
Comparing Ryzen 9 5900H and Xeon 6523P-B processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 621 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Server |
| Series | AMD Cezanne (Zen 3, Ryzen 5000) | no data |
| Power efficiency | 27.11 | no data |
| Designer | AMD | Intel |
| Architecture codename | Cezanne U (Zen 3) (2021−2022) | Granite Rapids (2024−2025) |
| Release date | 7 January 2021 (4 years ago) | 24 February 2025 (recently) |
| Launch price (MSRP) | no data | $1,450 |
Detailed specifications
Ryzen 9 5900H and Xeon 6523P-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 | 8 (Octa-Core) | 24 (Tetracosa-Core) |
| Threads | 16 | 48 |
| Base clock speed | 3.3 GHz | 2.5 GHz |
| Boost clock speed | 4.6 GHz | 3.9 GHz |
| L1 cache | 512 KB | 112 KB (per core) |
| L2 cache | 4 MB | 2 MB (per core) |
| L3 cache | 16 MB | 96 MB (shared) |
| Chip lithography | 7 nm | 5 nm |
| Die size | no data | 598 mm2 |
| Maximum case temperature (TCase) | no data | 85 °C |
| 64 bit support | + | + |
| Windows 11 compatibility | - | no data |
Compatibility
Information on Ryzen 9 5900H and Xeon 6523P-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 | no data | 1 |
| Socket | FP6 | Intel BGA 4368 |
| Power consumption (TDP) | 45 Watt | 175 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Ryzen 9 5900H and Xeon 6523P-B. You'll probably need this information if you require some particular technology.
| Instruction set extensions | XFR, FMA3, SSE 4.2, AVX2, SMT | no data |
| AES-NI | - | + |
| AVX | - | + |
| TSX | - | + |
Security technologies
Ryzen 9 5900H and Xeon 6523P-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 5900H and Xeon 6523P-B are enumerated here.
| VT-d | no data | + |
| VT-x | no data | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Ryzen 9 5900H and Xeon 6523P-B. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | no data | DDR5 |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | AMD Radeon RX Vega 8 (Ryzen 4000) | N/A |
Peripherals
Specifications and connection of peripherals supported by Ryzen 9 5900H and Xeon 6523P-B.
| PCIe version | no data | 5.0 |
| PCI Express lanes | no data | 32 |
Pros & cons summary
| Recency | 7 January 2021 | 24 February 2025 |
| Physical cores | 8 | 24 |
| Threads | 16 | 48 |
| Chip lithography | 7 nm | 5 nm |
| Power consumption (TDP) | 45 Watt | 175 Watt |
Ryzen 9 5900H has 288.9% lower power consumption.
Xeon 6523P-B, on the other hand, has an age advantage of 4 years, 200% more physical cores and 200% more threads, and a 40% more advanced lithography process.
We couldn't decide between AMD Ryzen 9 5900H and Intel Xeon 6523P-B. We've got no test results to judge.
Be aware that Ryzen 9 5900H is a notebook processor while Xeon 6523P-B is a server/workstation one.
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