EPYC 7773X vs EPYC 7373X
Contents
Primary details
Comparing processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | not rated | 55 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Server | Server |
| Power efficiency | no data | 7.80 |
| Designer | AMD | AMD |
| Manufacturer | TSMC | TSMC |
| Architecture codename | Milan-X (2022) | Milan-X (2022) |
| Release date | 22 March 2022 (4 years ago) | 22 March 2022 (4 years ago) |
Detailed specifications
Basic parameters of EPYC 7373X and EPYC 7773X: 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) | 64 (Tetrahexaconta-Core) |
| Threads | 32 | 128 |
| Base clock speed | 3.05 GHz | 2.2 GHz |
| Boost clock speed | 3.8 GHz | 3.5 GHz |
| L1 cache | 64K (per core) | 64K (per core) |
| L2 cache | 512K (per core) | 512K (per core) |
| L3 cache | 768 MB (shared) | 768 MB (shared) |
| Chip lithography | 7 nm | 7 nm |
| Die size | 8x 81 mm2 | 8x 81 mm2 |
| Number of transistors | 33,200 million | 33,200 million |
| 64 bit support | - | - |
Compatibility
Information on EPYC 7373X and EPYC 7773X 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 | 2 |
| Socket | SP3 | SP3 |
| Power consumption (TDP) | 240 Watt | 280 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by EPYC 7373X and EPYC 7773X. You'll probably need this information if you require some particular technology.
| AES-NI | + | + |
| AVX | + | + |
| Precision Boost 2 | + | + |
Virtualization technologies
Virtual machine speed-up technologies supported by EPYC 7373X and EPYC 7773X are enumerated here.
| AMD-V | + | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by EPYC 7373X and EPYC 7773X. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR4-3200 | DDR4-3200 |
Peripherals
Specifications and connection of peripherals supported by EPYC 7373X and EPYC 7773X.
| PCIe version | 4.0 | 4.0 |
| PCI Express lanes | 128 | 128 |
Pros & cons summary
| Physical cores | 16 | 64 |
| Threads | 32 | 128 |
| Power consumption (TDP) | 240 Watt | 280 Watt |
EPYC 7373X has 17% lower power consumption.
EPYC 7773X, on the other hand, has 300% more physical cores and 300% more threads.
We couldn't decide between AMD EPYC 7373X and AMD EPYC 7773X. We've got no test results to judge.
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