Ryzen 7 7800X vs EPYC 7702
Primary details
Comparing EPYC 7702 and Ryzen 7 7800X processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 45 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 3.86 | no data |
| Market segment | Server | Desktop processor |
| Series | AMD EPYC | AMD Ryzen 7 |
| Power efficiency | 20.87 | no data |
| Architecture codename | Zen 2 (2017−2020) | Zen 4 |
| Release date | 7 August 2019 (5 years ago) | no data (2024 years ago) |
| Launch price (MSRP) | $6,450 | no data |
Cost-effectiveness evaluation
Performance per price, higher is better.
Detailed specifications
EPYC 7702 and Ryzen 7 7800X 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 | 64 (Tetrahexaconta-Core) | 8 (Octa-Core) |
| Threads | 128 | 16 |
| Base clock speed | 2 GHz | 4.2 GHz |
| Boost clock speed | 3.35 GHz | 5 GHz |
| Multiplier | 20 | no data |
| L1 cache | 4 MB | 512 KB |
| L2 cache | 32 MB | 8 MB |
| L3 cache | 256 MB (shared) | 96 MB |
| Chip lithography | 7 nm, 14 nm | 5 nm, 6 nm |
| Die size | 192 mm2 | 71+122 mm |
| Number of transistors | 4,800 million | no data |
| 64 bit support | + | + |
| Windows 11 compatibility | + | no data |
| Unlocked multiplier | + | + |
Compatibility
Information on EPYC 7702 and Ryzen 7 7800X 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 (Multiprocessor) | no data |
| Socket | TR4 | no data |
| Power consumption (TDP) | 200 Watt | 120 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by EPYC 7702 and Ryzen 7 7800X. You'll probably need this information if you require some particular technology.
| AES-NI | + | - |
| AVX | + | - |
| Precision Boost 2 | + | no data |
Virtualization technologies
Virtual machine speed-up technologies supported by EPYC 7702 and Ryzen 7 7800X are enumerated here.
| AMD-V | + | - |
Memory specs
Types, maximum amount and channel quantity of RAM supported by EPYC 7702 and Ryzen 7 7800X. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR4 Eight-channel | no data |
| Maximum memory size | 4 TiB | 128 GB |
| Max memory channels | 8 | no data |
| Maximum memory bandwidth | 204.763 GB/s | no data |
| ECC memory support | + | - |
Pros & cons summary
| Physical cores | 64 | 8 |
| Threads | 128 | 16 |
| Chip lithography | 7 nm | 5 nm |
| Power consumption (TDP) | 200 Watt | 120 Watt |
EPYC 7702 has 700% more physical cores and 700% more threads.
Ryzen 7 7800X, on the other hand, has a 40% more advanced lithography process, and 66.7% lower power consumption.
We couldn't decide between EPYC 7702 and Ryzen 7 7800X. We've got no test results to judge.
Be aware that EPYC 7702 is a server/workstation processor while Ryzen 7 7800X is a desktop one.
Should you still have questions on choice between EPYC 7702 and Ryzen 7 7800X, ask them in Comments section, and we shall answer.
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