Xeon 6726P-B vs EPYC 7261
Primary details
Comparing EPYC 7261 and Xeon 6726P-B processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 1060 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Server | Server |
| Series | AMD EPYC | no data |
| Power efficiency | 3.89 | no data |
| Designer | AMD | Intel |
| Architecture codename | Naples (2017−2018) | Granite Rapids (2024−2025) |
| Release date | 14 June 2018 (6 years ago) | 24 February 2025 (recently) |
| Launch price (MSRP) | no data | $3,795 |
Detailed specifications
EPYC 7261 and Xeon 6726P-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) | 42 |
| Threads | 16 | 84 |
| Base clock speed | 2.5 GHz | 2.3 GHz |
| Boost clock speed | 2.9 GHz | 3.5 GHz |
| Multiplier | 25 | no data |
| L1 cache | 96K (per core) | 112 KB (per core) |
| L2 cache | 512K (per core) | 2 MB (per core) |
| L3 cache | 32 MB (shared) | 168 MB (shared) |
| Chip lithography | 14 nm | 5 nm |
| Die size | 213 mm2 | 598 mm2 |
| Maximum case temperature (TCase) | 81 °C | 85 °C |
| Number of transistors | 4,800 million | no data |
| 64 bit support | + | + |
| Windows 11 compatibility | - | no data |
| Unlocked multiplier | + | - |
Compatibility
Information on EPYC 7261 and Xeon 6726P-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 | 2 (Multiprocessor) | 2 |
| Socket | SP3 | Intel BGA 4368 |
| Power consumption (TDP) | 170 Watt | 235 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by EPYC 7261 and Xeon 6726P-B. You'll probably need this information if you require some particular technology.
| AES-NI | + | + |
| AVX | + | + |
| TSX | - | + |
Security technologies
EPYC 7261 and Xeon 6726P-B technologies aimed at improving security, for example, by protecting against hacks.
| TXT | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by EPYC 7261 and Xeon 6726P-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 EPYC 7261 and Xeon 6726P-B. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR4-2666 | DDR5 |
| Maximum memory size | 2 TiB | no data |
| Max memory channels | 8 | no data |
| Maximum memory bandwidth | 170.671 GB/s | no data |
| ECC memory support | + | - |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | no data | N/A |
Peripherals
Specifications and connection of peripherals supported by EPYC 7261 and Xeon 6726P-B.
| PCIe version | 3.0 | 5.0 |
| PCI Express lanes | 128 | 32 |
Pros & cons summary
| Recency | 14 June 2018 | 24 February 2025 |
| Physical cores | 8 | 42 |
| Threads | 16 | 84 |
| Chip lithography | 14 nm | 5 nm |
| Power consumption (TDP) | 170 Watt | 235 Watt |
EPYC 7261 has 38.2% lower power consumption.
Xeon 6726P-B, on the other hand, has an age advantage of 6 years, 425% more physical cores and 425% more threads, and a 180% more advanced lithography process.
We couldn't decide between AMD EPYC 7261 and Intel Xeon 6726P-B. We've got no test results to judge.
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