EPYC 9354 vs Xeon Platinum 8351N
Primary details
Comparing Xeon Platinum 8351N and EPYC 9354 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | not rated | 53 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | no data | 9.97 |
| Market segment | Server | Server |
| Series | no data | AMD EPYC |
| Power efficiency | no data | 14.44 |
| Architecture codename | Ice Lake-SP (2021) | Genoa (2022−2023) |
| Release date | 6 April 2021 (3 years ago) | 10 November 2022 (1 year ago) |
| Launch price (MSRP) | no data | $3,420 |
Cost-effectiveness evaluation
Performance per price, higher is better.
Detailed specifications
Xeon Platinum 8351N and EPYC 9354 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 | 36 | 32 (Dotriaconta-Core) |
| Threads | 72 | 64 |
| Base clock speed | 2.4 GHz | 3.25 GHz |
| Boost clock speed | 3.5 GHz | 3.25 GHz |
| Multiplier | no data | 32.5 |
| L1 cache | 64K (per core) | 2 MB |
| L2 cache | 1 MB (per core) | 32 MB |
| L3 cache | 54 MB (shared) | 256 MB (shared) |
| Chip lithography | 10 nm | 5 nm, 6 nm |
| Die size | no data | 8x 72 mm2 |
| Maximum case temperature (TCase) | 76 °C | no data |
| Number of transistors | no data | 52,560 million |
| 64 bit support | + | + |
| Windows 11 compatibility | + | no data |
Compatibility
Information on Xeon Platinum 8351N and EPYC 9354 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 | 2 |
| Socket | FCLGA4189 | SP5 |
| Power consumption (TDP) | 225 Watt | 280 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Xeon Platinum 8351N and EPYC 9354. 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 |
| Turbo Boost Technology | 2.0 | no data |
| Hyper-Threading Technology | + | no data |
| TSX | + | - |
| Precision Boost 2 | no data | + |
| Deep Learning Boost | + | - |
Security technologies
Xeon Platinum 8351N and EPYC 9354 technologies aimed at improving security, for example, by protecting against hacks.
| TXT | + | no data |
| EDB | + | no data |
| SGX | Yes with Intel® SPS | no data |
Virtualization technologies
Virtual machine speed-up technologies supported by Xeon Platinum 8351N and EPYC 9354 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 8351N and EPYC 9354. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR4-2933 | DDR5-4800 |
| Maximum memory size | 6 TB | 6 TiB |
| Max memory channels | 8 | no data |
| Maximum memory bandwidth | no data | 460.8 GB/s |
| ECC memory support | + | - |
Peripherals
Specifications and connection of peripherals supported by Xeon Platinum 8351N and EPYC 9354.
| PCIe version | 4.0 | 5.0 |
| PCI Express lanes | 64 | 128 |
Synthetic benchmark performance
Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.
GeekBench 5 Single-Core
GeekBench 5 Single-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses only a single CPU core.
GeekBench 5 Multi-Core
GeekBench 5 Multi-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses all available CPU cores.
Pros & cons summary
| Recency | 6 April 2021 | 10 November 2022 |
| Physical cores | 36 | 32 |
| Threads | 72 | 64 |
| Chip lithography | 10 nm | 5 nm |
| Power consumption (TDP) | 225 Watt | 280 Watt |
Xeon Platinum 8351N has 12.5% more physical cores and 12.5% more threads, and 24.4% lower power consumption.
EPYC 9354, on the other hand, has an age advantage of 1 year, and a 100% more advanced lithography process.
We couldn't decide between Xeon Platinum 8351N and EPYC 9354. We've got no test results to judge.
Should you still have questions on choice between Xeon Platinum 8351N and EPYC 9354, ask them in Comments section, and we shall answer.
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