EPYC 7643P vs Xeon Platinum 8353H
Primary details
Comparing Xeon Platinum 8353H and EPYC 7643P processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | not rated | 50 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | no data | 13.71 |
| Market segment | Server | Server |
| Power efficiency | no data | 18.19 |
| Architecture codename | Cooper Lake-SP (2021) | Milan (2021−2023) |
| Release date | 6 April 2021 (3 years ago) | 5 September 2023 (1 year ago) |
| Launch price (MSRP) | no data | $2,722 |
Cost-effectiveness evaluation
Performance per price, higher is better.
Detailed specifications
Xeon Platinum 8353H and EPYC 7643P 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 | 18 (Octadeca-Core) | 48 (Octatetraconta-Core) |
| Threads | 36 | 96 |
| Base clock speed | 2.5 GHz | 2.3 GHz |
| Boost clock speed | 3.8 GHz | 3.6 GHz |
| L1 cache | 64K (per core) | 64 KB (per core) |
| L2 cache | 1 MB (per core) | 512 KB (per core) |
| L3 cache | 24.75 MB (shared) | 256 MB (shared) |
| Chip lithography | 14 nm | 7 nm |
| Die size | no data | 8x 81 mm2 |
| Number of transistors | no data | 33,200 million |
| 64 bit support | + | - |
| Windows 11 compatibility | - | no data |
Compatibility
Information on Xeon Platinum 8353H and EPYC 7643P 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 | 1 |
| Socket | FCLGA4189 | SP3 |
| Power consumption (TDP) | 150 Watt | 225 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Xeon Platinum 8353H and EPYC 7643P. You'll probably need this information if you require some particular technology.
| Instruction set extensions | Intel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512 | no data |
| AES-NI | + | + |
| AVX | + | + |
| vPro | + | no data |
| Enhanced SpeedStep (EIST) | + | no data |
| Speed Shift | + | no data |
| Hyper-Threading Technology | + | no data |
| TSX | + | - |
| Precision Boost 2 | no data | + |
| Deep Learning Boost | + | - |
Security technologies
Xeon Platinum 8353H and EPYC 7643P technologies aimed at improving security, for example, by protecting against hacks.
| TXT | + | no data |
| EDB | + | no data |
Virtualization technologies
Virtual machine speed-up technologies supported by Xeon Platinum 8353H and EPYC 7643P 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 Xeon Platinum 8353H and EPYC 7643P. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR4 RDIMM | DDR4 |
| Maximum memory size | 1.12 TB | no data |
| Max memory channels | 6 | 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 Platinum 8353H and EPYC 7643P.
| PCIe version | 3.0 | 4.0 |
| PCI Express lanes | 48 | 128 |
Pros & cons summary
| Recency | 6 April 2021 | 5 September 2023 |
| Physical cores | 18 | 48 |
| Threads | 36 | 96 |
| Chip lithography | 14 nm | 7 nm |
| Power consumption (TDP) | 150 Watt | 225 Watt |
Xeon Platinum 8353H has 50% lower power consumption.
EPYC 7643P, on the other hand, has an age advantage of 2 years, 166.7% more physical cores and 166.7% more threads, and a 100% more advanced lithography process.
We couldn't decide between Xeon Platinum 8353H and EPYC 7643P. We've got no test results to judge.
Should you still have questions on choice between Xeon Platinum 8353H and EPYC 7643P, ask them in Comments section, and we shall answer.
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