Xeon Platinum 8156 vs Platinum 8173M
Primary details
Comparing Xeon Platinum 8173M and Xeon Platinum 8156 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 347 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Server | Server |
| Series | Intel Xeon Platinum | Intel Xeon Platinum |
| Architecture codename | Skylake (server) (2017−2019) | Skylake (server) (2017−2019) |
| Release date | no data (2024 years ago) | 25 April 2017 (7 years ago) |
| Launch price (MSRP) | no data | $7,007 |
Detailed specifications
Xeon Platinum 8173M and Xeon Platinum 8156 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 | 28 (Octacosa-Core) | 4 (Quad-Core) |
| Threads | 56 | 8 |
| Base clock speed | no data | 3.6 GHz |
| Boost clock speed | 2.1 GHz | 3.7 GHz |
| Multiplier | 21 | 36 |
| L1 cache | 1.75 MB | 256 KB |
| L2 cache | 28 MB | 4 MB |
| L3 cache | 38.5 MB | 16.5 MB |
| Chip lithography | 14 nm | 14 nm |
| Maximum core temperature | no data | 71 °C |
| 64 bit support | + | + |
| Windows 11 compatibility | - | + |
Compatibility
Information on Xeon Platinum 8173M and Xeon Platinum 8156 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 | 8 (Multiprocessor) | 8 (Multiprocessor) |
| Socket | Socket P | FCLGA3647 |
| Power consumption (TDP) | no data | 105 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Xeon Platinum 8173M and Xeon Platinum 8156. You'll probably need this information if you require some particular technology.
| Instruction set extensions | no data | Intel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512 |
| AES-NI | + | + |
| AVX | + | + |
| vPro | + | + |
| Enhanced SpeedStep (EIST) | + | + |
| Speed Shift | no data | + |
| Turbo Boost Technology | no data | 2.0 |
| Hyper-Threading Technology | no data | + |
| TSX | + | + |
| Turbo Boost Max 3.0 | no data | - |
Security technologies
Xeon Platinum 8173M and Xeon Platinum 8156 technologies aimed at improving security, for example, by protecting against hacks.
| TXT | + | + |
| EDB | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Xeon Platinum 8173M and Xeon Platinum 8156 are enumerated here.
| VT-d | + | + |
| VT-x | + | + |
| EPT | no data | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Xeon Platinum 8173M and Xeon Platinum 8156. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR4-2666 | DDR4-2666 |
| Maximum memory size | 1,536 GB | 768 GB |
| Max memory channels | 6 | 6 |
| Maximum memory bandwidth | 128.001 GB/s | 128.001 GB/s |
| ECC memory support | + | + |
Peripherals
Specifications and connection of peripherals supported by Xeon Platinum 8173M and Xeon Platinum 8156.
| PCIe version | 3.0 | 3.0 |
| PCI Express lanes | 48 | 48 |
Pros & cons summary
| Physical cores | 28 | 4 |
| Threads | 56 | 8 |
Xeon Platinum 8173M has 600% more physical cores and 600% more threads.
We couldn't decide between Xeon Platinum 8173M and Xeon Platinum 8156. We've got no test results to judge.
Should you still have questions on choice between Xeon Platinum 8173M and Xeon Platinum 8156, ask them in Comments section, and we shall answer.
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