Xeon Platinum 8458P vs Microsoft SQ1
Primary details
Comparing Microsoft SQ1 and Xeon Platinum 8458P processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 1486 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Server |
| Series | Qualcomm Snapdragon | no data |
| Power efficiency | 0.12 | no data |
| Architecture codename | Cortex-A76 / A55 (Kryo 495) (2019) | Sapphire Rapids (2023−2024) |
| Release date | 2 October 2019 (5 years ago) | 10 January 2023 (1 year ago) |
| Launch price (MSRP) | no data | $6,759 |
Detailed specifications
Microsoft SQ1 and Xeon Platinum 8458P 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) | 44 |
| Threads | 8 | 88 |
| Base clock speed | no data | 2.7 GHz |
| Boost clock speed | 3 GHz | 3.8 GHz |
| L1 cache | no data | 80K (per core) |
| L2 cache | no data | 2 MB (per core) |
| L3 cache | 2 MB | 82.5 MB |
| Chip lithography | 7 nm | Intel 7 nm |
| Die size | no data | 4x 477 mm2 |
| Maximum case temperature (TCase) | no data | 78 °C |
| 64 bit support | + | + |
| Windows 11 compatibility | - | no data |
Compatibility
Information on Microsoft SQ1 and Xeon Platinum 8458P 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 | no data | 2 |
| Socket | no data | FCLGA4677 |
| Power consumption (TDP) | 3000 Watt | 350 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Microsoft SQ1 and Xeon Platinum 8458P. You'll probably need this information if you require some particular technology.
| Instruction set extensions | no data | Intel® AMX, Intel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512 |
| AES-NI | - | + |
| AVX | - | + |
| vPro | no data | + |
| Enhanced SpeedStep (EIST) | no data | + |
| Speed Shift | no data | + |
| Turbo Boost Technology | no data | 2.0 |
| Hyper-Threading Technology | no data | + |
| TSX | - | + |
| Deep Learning Boost | - | + |
Security technologies
Microsoft SQ1 and Xeon Platinum 8458P technologies aimed at improving security, for example, by protecting against hacks.
| TXT | no data | + |
| EDB | no data | + |
| SGX | no data | Yes with Intel® SPS |
| OS Guard | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Microsoft SQ1 and Xeon Platinum 8458P are enumerated here.
| VT-d | no data | + |
| VT-x | no data | + |
| EPT | no data | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Microsoft SQ1 and Xeon Platinum 8458P. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | no data | DDR5-4800, DDR5-4400 |
| Maximum memory size | no data | 4 TB |
| Max memory channels | no data | 8 |
| ECC memory support | - | + |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | Qualcomm Adreno 685 | no data |
Peripherals
Specifications and connection of peripherals supported by Microsoft SQ1 and Xeon Platinum 8458P.
| PCIe version | no data | 5.0 |
| PCI Express lanes | no data | 80 |
Pros & cons summary
| Recency | 2 October 2019 | 10 January 2023 |
| Physical cores | 8 | 44 |
| Threads | 8 | 88 |
| Power consumption (TDP) | 3000 Watt | 350 Watt |
Xeon Platinum 8458P has an age advantage of 3 years, 450% more physical cores and 1000% more threads, and 757.1% lower power consumption.
We couldn't decide between Microsoft SQ1 and Xeon Platinum 8458P. We've got no test results to judge.
Be aware that Microsoft SQ1 is a notebook processor while Xeon Platinum 8458P is a server/workstation one.
Should you still have questions on choice between Microsoft SQ1 and Xeon Platinum 8458P, ask them in Comments section, and we shall answer.
Similar processor comparisons
We picked several similar comparisons of processors in the same market segment and performance relatively close to those reviewed on this page.
