Xeon D-1846 vs EPYC 7261
Primary details
Comparing EPYC 7261 and Xeon D-1846 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 993 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Server | Server |
| Series | AMD EPYC | no data |
| Power efficiency | 3.91 | no data |
| Architecture codename | Naples (2017−2018) | no data |
| Release date | 14 June 2018 (6 years ago) | 1 October 2023 (1 year ago) |
Detailed specifications
EPYC 7261 and Xeon D-1846 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) | 10 (Deca-Core) |
| Threads | 16 | 20 |
| Base clock speed | 2.5 GHz | 2 GHz |
| Boost clock speed | 2.5 GHz | 3.1 GHz |
| Multiplier | 25 | no data |
| L1 cache | 768 KB | no data |
| L2 cache | 4 MB | no data |
| L3 cache | 64 MB | 15360 KB |
| Chip lithography | 14 nm | no data |
| Die size | 213 mm2 | no data |
| Maximum case temperature (TCase) | 81 °C | no data |
| Number of transistors | 19200 Million | no data |
| 64 bit support | + | + |
| Windows 11 compatibility | - | no data |
| Unlocked multiplier | + | - |
Compatibility
Information on EPYC 7261 and Xeon D-1846 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) | no data |
| Socket | SP3 | FCBGA2227 |
| Power consumption (TDP) | 155 W, 170 Watt | 55 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by EPYC 7261 and Xeon D-1846. You'll probably need this information if you require some particular technology.
| Instruction set extensions | no data | Intel® AVX-512 |
| AES-NI | + | + |
| AVX | + | - |
| Enhanced SpeedStep (EIST) | no data | + |
| QuickAssist | no data | - |
| Turbo Boost Technology | no data | 2.0 |
| Hyper-Threading Technology | no data | + |
| Thermal Monitoring | - | + |
| Deep Learning Boost | - | + |
Security technologies
EPYC 7261 and Xeon D-1846 technologies aimed at improving security, for example, by protecting against hacks.
| TXT | no data | - |
| EDB | no data | + |
| SGX | no data | Yes with Intel® SPS |
Virtualization technologies
Virtual machine speed-up technologies supported by EPYC 7261 and Xeon D-1846 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 D-1846. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR4-2666 | DDR4 |
| Maximum memory size | 2 TiB | 256 GB |
| Max memory channels | 8 | 2 |
| Maximum memory bandwidth | 170.671 GB/s | no data |
| ECC memory support | + | + |
Peripherals
Specifications and connection of peripherals supported by EPYC 7261 and Xeon D-1846.
| PCIe version | 3.0 | 4.0 |
| PCI Express lanes | 128 | 16 |
| USB revision | no data | 3.0 |
| Max number of SATA 6 Gb/s Ports | no data | 24 |
| Number of USB ports | no data | 4 |
| Integrated LAN | no data | - |
Pros & cons summary
| Recency | 14 June 2018 | 1 October 2023 |
| Physical cores | 8 | 10 |
| Threads | 16 | 20 |
| Power consumption (TDP) | 155 Watt | 55 Watt |
Xeon D-1846 has an age advantage of 5 years, 25% more physical cores and 25% more threads, and 181.8% lower power consumption.
We couldn't decide between EPYC 7261 and Xeon D-1846. We've got no test results to judge.
Should you still have questions on choice between EPYC 7261 and Xeon D-1846, ask them in Comments section, and we shall answer.
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