Xeon 6731E vs D-1557
Contents
Primary details
Comparing processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 1326 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 0.61 | no data |
| Market segment | Server | Server |
| Series | Intel Xeon D | no data |
| Power efficiency | 4.96 | no data |
| Designer | Intel | Intel |
| Manufacturer | Intel | Intel |
| Architecture codename | Broadwell (2015−2019) | Sierra Forest (2024) |
| Release date | 24 February 2016 (9 years ago) | 3 June 2024 (1 year ago) |
| Launch price (MSRP) | $694 | $4,121 |
Cost-effectiveness evaluation
Performance per price, higher is better.
Performance to price scatter graph
Detailed specifications
Xeon D-1557 and Xeon 6731E 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) | 96 |
| Threads | 24 | 96 |
| Base clock speed | 1.5 GHz | 2.2 GHz |
| Boost clock speed | 2.1 GHz | 3.1 GHz |
| Bus type | DMI 2.0 | no data |
| Multiplier | 15 | no data |
| L1 cache | 64K (per core) | 96 KB (per core) |
| L2 cache | 256K (per core) | 4 MB (per module) |
| L3 cache | 1.5 MB (per core) | 96 MB (shared) |
| Chip lithography | 14 nm | Intel 3 nm |
| Die size | 306.18 mm2 | no data |
| Maximum case temperature (TCase) | 80 °C | 84 °C |
| Number of transistors | 3,200 million | no data |
| 64 bit support | + | + |
| Windows 11 compatibility | - | no data |
Compatibility
Information on Xeon D-1557 and Xeon 6731E 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 |
| Socket | FCBGA1667 | FCLGA4710 |
| Power consumption (TDP) | 45 Watt | 250 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Xeon D-1557 and Xeon 6731E. You'll probably need this information if you require some particular technology.
| Instruction set extensions | Intel® AVX2 | Intel® AVX2 |
| AES-NI | + | + |
| AVX | + | + |
| Enhanced SpeedStep (EIST) | + | + |
| Turbo Boost Technology | 2.0 | no data |
| Hyper-Threading Technology | + | no data |
| TSX | + | + |
| Idle States | + | no data |
| Thermal Monitoring | + | - |
| GPIO | + | no data |
Security technologies
Xeon D-1557 and Xeon 6731E technologies aimed at improving security, for example, by protecting against hacks.
| TXT | + | + |
| EDB | + | + |
| SGX | no data | + |
| OS Guard | + | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Xeon D-1557 and Xeon 6731E are enumerated here.
| VT-d | + | + |
| VT-x | + | + |
| EPT | + | no data |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Xeon D-1557 and Xeon 6731E. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR4, DDR3 | DDR5-6400 |
| Maximum memory size | 128 GB | 4 TB |
| Max memory channels | 2 | 8 |
| Maximum memory bandwidth | 34.124 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 Xeon D-1557 and Xeon 6731E.
| PCIe version | 2.0/3.0 | 5.0 |
| PCI Express lanes | 24 | 88 |
| USB revision | 2.0/3.0 | no data |
| Total number of SATA ports | 6 | no data |
| Number of USB ports | 8 | no data |
| Integrated LAN | + | no data |
| UART | + | no data |
Pros & cons summary
| Recency | 24 February 2016 | 3 June 2024 |
| Physical cores | 12 | 96 |
| Threads | 24 | 96 |
| Power consumption (TDP) | 45 Watt | 250 Watt |
Xeon D-1557 has 455.6% lower power consumption.
Xeon 6731E, on the other hand, has an age advantage of 8 years, and 700% more physical cores and 300% more threads.
We couldn't decide between Intel Xeon D-1557 and Intel Xeon 6731E. We've got no test results to judge.
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