Xeon Gold 6421N vs EPYC 7373X
Primary details
Comparing EPYC 7373X and Xeon Gold 6421N processor market type (desktop or notebook), architecture, sales start time and price.
| Place in performance ranking | not rated | 78 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Server | Server |
| Architecture codename | Milan-X (2022) | Sapphire Rapids (2023) |
| Release date | 22 March 2022 (2 years ago) | 10 January 2023 (1 year ago) |
Detailed specifications
EPYC 7373X and Xeon Gold 6421N 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 | 16 (Hexadeca-Core) | 32 (Dotriaconta-Core) |
| Threads | 32 | 64 |
| Base clock speed | 3.05 GHz | 1.8 GHz |
| Boost clock speed | 3.8 GHz | 3.6 GHz |
| L1 cache | 64K (per core) | 80K (per core) |
| L2 cache | 512K (per core) | 2 MB (per core) |
| L3 cache | 768 MB (shared) | 60 MB |
| Chip lithography | 7 nm | 10 nm |
| Die size | 8x 81 mm2 | no data |
| Maximum case temperature (TCase) | no data | 85 °C |
| Number of transistors | 33,200 million | no data |
| 64 bit support | - | + |
| Unlocked multiplier | No | No |
Compatibility
Information on EPYC 7373X and Xeon Gold 6421N 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 | 2 | 1 |
| Socket | SP3 | 4677 |
| Power consumption (TDP) | 240 Watt | 185 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by EPYC 7373X and Xeon Gold 6421N. You'll probably need this information if you require some particular technology.
| AES-NI | + | + |
| AVX | + | + |
| vPro | no data | + |
| Enhanced SpeedStep (EIST) | no data | + |
| TSX | no data | + |
| Precision Boost 2 | + | no data |
Security technologies
EPYC 7373X and Xeon Gold 6421N technologies aimed at improving security, for example, by protecting against hacks.
| TXT | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by EPYC 7373X and Xeon Gold 6421N are enumerated here.
| AMD-V | + | no data |
| VT-d | no data | + |
| VT-x | no data | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by EPYC 7373X and Xeon Gold 6421N. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR4-3200 | DDR5-4400 |
| ECC memory support | no data | + |
Peripherals
Specifications and connection of peripherals supported by EPYC 7373X and Xeon Gold 6421N.
| PCIe version | 4.0 | 5.0 |
| PCI Express lanes | 128 | 80 |
Pros & cons summary
| Recency | 22 March 2022 | 10 January 2023 |
| Physical cores | 16 | 32 |
| Threads | 32 | 64 |
| Chip lithography | 7 nm | 10 nm |
| Power consumption (TDP) | 240 Watt | 185 Watt |
EPYC 7373X has a 42.9% more advanced lithography process.
Xeon Gold 6421N, on the other hand, has an age advantage of 9 months, 100% more physical cores and 100% more threads, and 29.7% lower power consumption.
We couldn't decide between EPYC 7373X and Xeon Gold 6421N. We've got no test results to judge.
Should you still have questions on choice between EPYC 7373X and Xeon Gold 6421N, ask them in Comments section, and we shall answer.
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