Xeon D-2146NT vs EPYC Embedded 3251
Primary details
Comparing EPYC Embedded 3251 and Xeon D-2146NT processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | not rated | 975 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | no data | 8.25 |
| Market segment | Server | Server |
| Series | AMD EPYC Embedded | Intel Xeon D |
| Power efficiency | no data | 8.74 |
| Architecture codename | Zen (2017−2020) | Skylake (server) (2017−2018) |
| Release date | 21 February 2018 (6 years ago) | 7 February 2018 (6 years ago) |
| Launch price (MSRP) | $315 | $641 |
Cost-effectiveness evaluation
Performance per price, higher is better.
Detailed specifications
EPYC Embedded 3251 and Xeon D-2146NT 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) | 8 (Octa-Core) |
| Threads | 16 | 16 |
| Base clock speed | 2.5 GHz | 2.3 GHz |
| Boost clock speed | 3.1 GHz | 3 GHz |
| Bus type | no data | DMI 3.0 |
| Bus rate | no data | 4 × 8 GT/s |
| Multiplier | 25 | 23 |
| L1 cache | 96K (per core) | 512 KB |
| L2 cache | 512K (per core) | 8 MB |
| L3 cache | 16 MB (shared) | 11 MB |
| Chip lithography | 14 nm | 14 nm |
| Die size | 192 mm2 | no data |
| Number of transistors | 4,800 million | no data |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
| Unlocked multiplier | + | - |
Compatibility
Information on EPYC Embedded 3251 and Xeon D-2146NT 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 (Uniprocessor) | 1 (Uniprocessor) |
| Socket | TR4 | FCBGA2518 |
| Power consumption (TDP) | 50 Watt | 80 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by EPYC Embedded 3251 and Xeon D-2146NT. You'll probably need this information if you require some particular technology.
| Instruction set extensions | no data | Intel® AVX2, Intel® AVX-512 |
| AES-NI | + | + |
| AVX | + | + |
| vPro | no data | + |
| Enhanced SpeedStep (EIST) | no data | + |
| QuickAssist | no data | + |
| Turbo Boost Technology | no data | 2.0 |
| Hyper-Threading Technology | no data | + |
| TSX | - | + |
| Idle States | no data | + |
| Thermal Monitoring | - | + |
| Turbo Boost Max 3.0 | no data | - |
Security technologies
EPYC Embedded 3251 and Xeon D-2146NT technologies aimed at improving security, for example, by protecting against hacks.
| TXT | no data | + |
| EDB | no data | + |
| Secure Key | no data | + |
| MPX | - | + |
| SGX | no data | - |
| OS Guard | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by EPYC Embedded 3251 and Xeon D-2146NT are enumerated here.
| AMD-V | + | - |
| VT-d | no data | + |
| VT-x | no data | + |
| EPT | no data | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by EPYC Embedded 3251 and Xeon D-2146NT. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR4 Eight-channel | DDR4 |
| Maximum memory size | 512 GB | 512 GB |
| Max memory channels | 2 | 4 |
| Maximum memory bandwidth | 42.671 GB/s | 85.33 GB/s |
| ECC memory support | + | + |
Peripherals
Specifications and connection of peripherals supported by EPYC Embedded 3251 and Xeon D-2146NT.
| PCIe version | no data | 3.0 |
| PCI Express lanes | no data | 32 |
Pros & cons summary
| Power consumption (TDP) | 50 Watt | 80 Watt |
EPYC Embedded 3251 has 60% lower power consumption.
We couldn't decide between EPYC Embedded 3251 and Xeon D-2146NT. We've got no test results to judge.
Should you still have questions on choice between EPYC Embedded 3251 and Xeon D-2146NT, ask them in Comments section, and we shall answer.
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