Xeon 6548P-B vs Gold 6129
Contents
Primary details
Comparing 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 | Server | Server |
| Designer | Intel | Intel |
| Release date | 1 April 2018 (7 years ago) | 1 October 2025 (less than a year ago) |
Detailed specifications
Xeon Gold 6129 and Xeon 6548P-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) | 32 (Dotriaconta-Core) |
| Performance-cores | no data | 32 |
| Threads | 32 | 64 |
| Base clock speed | 2.3 GHz | 2 GHz |
| Boost clock speed | 3.3 GHz | 3.5 GHz |
| Bus rate | no data | 0 GT/s |
| L3 cache | 22 MB | 128 MB |
| Chip lithography | 14 nm | Intel 3 nm |
| Maximum core temperature | no data | 85 °C |
| 64 bit support | - | + |
| Windows 11 compatibility | - | no data |
Compatibility
Information on Xeon Gold 6129 and Xeon 6548P-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.
| Socket | FCLGA3647 | no data |
| Power consumption (TDP) | 120 Watt | 195 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Xeon Gold 6129 and Xeon 6548P-B. You'll probably need this information if you require some particular technology.
| Instruction set extensions | Intel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512 | Intel® AMX, Intel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512 |
| AES-NI | + | + |
| vPro | + | no data |
| QuickAssist | no data | + |
| Speed Shift | + | no data |
| Turbo Boost Technology | 2.0 | 2.0 |
| Hyper-Threading Technology | + | + |
| TSX | + | - |
| Turbo Boost Max 3.0 | - | no data |
| Deep Learning Boost | - | + |
Security technologies
Xeon Gold 6129 and Xeon 6548P-B technologies aimed at improving security, for example, by protecting against hacks.
| TXT | + | + |
| EDB | no data | + |
| SGX | no data | Yes with Intel® SPS |
Virtualization technologies
Virtual machine speed-up technologies supported by Xeon Gold 6129 and Xeon 6548P-B are enumerated here.
| VT-d | no data | + |
| VT-x | + | + |
| EPT | no data | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Xeon Gold 6129 and Xeon 6548P-B. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR4-2400 | DDR5 |
| Maximum memory size | 768 GB | 1.13 TB |
| Max memory channels | 6 | 4 |
| ECC memory support | + | + |
Peripherals
Specifications and connection of peripherals supported by Xeon Gold 6129 and Xeon 6548P-B.
| PCIe version | 3.0 | Gen 4, Gen 5 |
| PCI Express lanes | 48 | 48 |
| Integrated LAN | no data | + |
Pros & cons summary
| Recency | 1 April 2018 | 1 October 2025 |
| Physical cores | 16 | 32 |
| Threads | 32 | 64 |
| Power consumption (TDP) | 120 Watt | 195 Watt |
Xeon Gold 6129 has 62.5% lower power consumption.
Xeon 6548P-B, on the other hand, has an age advantage of 7 years, and 100% more physical cores and 100% more threads.
We couldn't decide between Intel Xeon Gold 6129 and Intel Xeon 6548P-B. We've got no test results to judge.
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