Ultra 7 256V vs Xeon D-1637
Primary details
Comparing Xeon D-1637 and Core Ultra 7 256V processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | not rated | 631 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Server | Laptop |
| Series | Intel Xeon D | no data |
| Power efficiency | no data | 67.69 |
| Architecture codename | Broadwell (2015−2019) | Lunar Lake (2024) |
| Release date | 2 April 2019 (5 years ago) | 24 September 2024 (less than a year ago) |
| Launch price (MSRP) | $406 | no data |
Detailed specifications
Xeon D-1637 and Core Ultra 7 256V 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 | 6 (Hexa-Core) | 8 (Octa-Core) |
| Threads | 12 | 8 |
| Base clock speed | 2.9 GHz | 2.2 GHz |
| Boost clock speed | 3.2 GHz | 4.8 GHz |
| Bus type | DMI 2.0 | no data |
| Bus rate | no data | 37 MHz |
| Multiplier | 29 | no data |
| L1 cache | 384 KB | 192 KB (per core) |
| L2 cache | 1.5 MB | 2.5 MB (per core) |
| L3 cache | 9 MB | 12 MB (shared) |
| Chip lithography | 14 nm | 3 nm |
| Die size | 246.24 mm2 | no data |
| Maximum core temperature | 105 °C | 100 °C |
| Number of transistors | 3200 Million | no data |
| 64 bit support | + | + |
| Windows 11 compatibility | - | no data |
Compatibility
Information on Xeon D-1637 and Core Ultra 7 256V 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 | Intel BGA 2833 |
| Power consumption (TDP) | 55 Watt | 17 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Xeon D-1637 and Core Ultra 7 256V. You'll probably need this information if you require some particular technology.
| Instruction set extensions | Intel® AVX2 | no data |
| AES-NI | + | + |
| AVX | + | + |
| Enhanced SpeedStep (EIST) | + | + |
| QuickAssist | - | no data |
| Turbo Boost Technology | 2.0 | no data |
| Hyper-Threading Technology | + | no data |
| TSX | + | + |
| Idle States | + | no data |
| Thermal Monitoring | + | - |
| GPIO | + | no data |
| AMT | SPS 3.0 | no data |
| Quiet System | - | no data |
Security technologies
Xeon D-1637 and Core Ultra 7 256V technologies aimed at improving security, for example, by protecting against hacks.
| TXT | + | + |
| EDB | + | no data |
| Secure Key | + | no data |
| SGX | - | no data |
| OS Guard | + | no data |
Virtualization technologies
Virtual machine speed-up technologies supported by Xeon D-1637 and Core Ultra 7 256V are enumerated here.
| VT-d | + | + |
| VT-x | + | + |
| EPT | + | no data |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Xeon D-1637 and Core Ultra 7 256V. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR4, DDR3 | DDR5 |
| Maximum memory size | 128 GB | no data |
| Max memory channels | 2 | no data |
| Maximum memory bandwidth | 38.397 GB/s | no data |
| ECC memory support | + | - |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | no data | Arc 140V |
Peripherals
Specifications and connection of peripherals supported by Xeon D-1637 and Core Ultra 7 256V.
| PCIe version | 2.0/3.0 | 5.0 |
| PCI Express lanes | 32 | 4 |
| USB revision | 2.0/3.0 | no data |
| Total number of SATA ports | 6 | no data |
| Max number of SATA 6 Gb/s Ports | 6 | no data |
| Number of USB ports | 8 | no data |
| Integrated LAN | 4x 10 GBE | no data |
| UART | + | no data |
Pros & cons summary
| Recency | 2 April 2019 | 24 September 2024 |
| Physical cores | 6 | 8 |
| Threads | 12 | 8 |
| Chip lithography | 14 nm | 3 nm |
| Power consumption (TDP) | 55 Watt | 17 Watt |
Xeon D-1637 has 50% more threads.
Ultra 7 256V, on the other hand, has an age advantage of 5 years, 33.3% more physical cores, a 366.7% more advanced lithography process, and 223.5% lower power consumption.
We couldn't decide between Xeon D-1637 and Core Ultra 7 256V. We've got no test results to judge.
Be aware that Xeon D-1637 is a server/workstation processor while Core Ultra 7 256V is a notebook one.
Should you still have questions on choice between Xeon D-1637 and Core Ultra 7 256V, ask them in Comments section, and we shall answer.
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