Xeon D-1581 vs Ryzen Threadripper 1956
Primary details
Comparing Ryzen Threadripper 1956 and Xeon D-1581 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | not rated | 924 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Desktop processor | Server |
| Series | no data | Intel Xeon D |
| Power efficiency | no data | 12.15 |
| Architecture codename | Zen (2017−2020) | Broadwell (2015−2019) |
| Release date | no data | 24 February 2016 (8 years ago) |
Detailed specifications
Ryzen Threadripper 1956 and Xeon D-1581 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 | 12 (Dodeca-Core) | 16 (Hexadeca-Core) |
| Threads | no data | 32 |
| Base clock speed | no data | 1.8 GHz |
| Boost clock speed | 3 GHz | 2.4 GHz |
| Bus type | no data | DMI 2.0 |
| Multiplier | no data | 18 |
| L1 cache | 128 KB (per core) | 64K (per core) |
| L2 cache | 512 KB (per core) | 256K (per core) |
| L3 cache | 32768 KB | 1.5 MB (per core) |
| Chip lithography | 14 nm | 14 nm |
| Die size | no data | 306.18 mm2 |
| Maximum case temperature (TCase) | no data | 80 °C |
| Number of transistors | no data | 3,200 million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
| Unlocked multiplier | + | - |
Compatibility
Information on Ryzen Threadripper 1956 and Xeon D-1581 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 | 1 (Uniprocessor) |
| Socket | SP3r2 | FCBGA1667 |
| Power consumption (TDP) | 125 Watt | 65 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Ryzen Threadripper 1956 and Xeon D-1581. You'll probably need this information if you require some particular technology.
| Instruction set extensions | no data | Intel® AVX2 |
| AES-NI | - | + |
| AVX | - | + |
| Enhanced SpeedStep (EIST) | no data | + |
| Turbo Boost Technology | no data | 2.0 |
| Hyper-Threading Technology | no data | + |
| TSX | - | + |
| Idle States | no data | + |
| Thermal Monitoring | - | + |
| GPIO | no data | + |
Security technologies
Ryzen Threadripper 1956 and Xeon D-1581 technologies aimed at improving security, for example, by protecting against hacks.
| TXT | no data | + |
| EDB | no data | + |
| Secure Key | no data | + |
| OS Guard | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Ryzen Threadripper 1956 and Xeon D-1581 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 Ryzen Threadripper 1956 and Xeon D-1581. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR4 | DDR4, DDR3 |
| Maximum memory size | no data | 128 GB |
| Max memory channels | no data | 2 |
| Maximum memory bandwidth | no data | 34.124 GB/s |
| ECC memory support | - | + |
Peripherals
Specifications and connection of peripherals supported by Ryzen Threadripper 1956 and Xeon D-1581.
| PCIe version | no data | 2.0/3.0 |
| PCI Express lanes | no data | 24 |
| USB revision | no data | 2.0/3.0 |
| Total number of SATA ports | no data | 6 |
| Number of USB ports | no data | 8 |
| Integrated LAN | no data | + |
| UART | no data | + |
Pros & cons summary
| Physical cores | 12 | 16 |
| Power consumption (TDP) | 125 Watt | 65 Watt |
Xeon D-1581 has 33.3% more physical cores, and 92.3% lower power consumption.
We couldn't decide between Ryzen Threadripper 1956 and Xeon D-1581. We've got no test results to judge.
Note that Ryzen Threadripper 1956 is a desktop processor while Xeon D-1581 is a server/workstation one.
Should you still have questions on choice between Ryzen Threadripper 1956 and Xeon D-1581, ask them in Comments section, and we shall answer.
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