Ryzen 9 7900 vs EPYC 7252
Aggregate performance score
Ryzen 9 7900 outperforms EPYC 7252 by a whopping 151% based on our aggregate benchmark results.
Primary details
Comparing EPYC 7252 and Ryzen 9 7900 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 625 | 133 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 10.59 | 62.21 |
| Market segment | Server | Desktop processor |
| Series | AMD EPYC | no data |
| Power efficiency | 9.64 | 44.74 |
| Architecture codename | Zen 2 (2017−2020) | Raphael (Zen4) (2022−2023) |
| Release date | 7 August 2019 (5 years ago) | 14 January 2023 (1 year ago) |
| Launch price (MSRP) | $475 | $429 |
Cost-effectiveness evaluation
Performance per price, higher is better.
Ryzen 9 7900 has 487% better value for money than EPYC 7252.
Detailed specifications
EPYC 7252 and Ryzen 9 7900 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 | 8 (Octa-Core) | 12 (Dodeca-Core) |
| Threads | 16 | 24 |
| Base clock speed | 2.8 GHz | 3.7 GHz |
| Boost clock speed | 3.2 GHz | 5.4 GHz |
| Multiplier | 31 | no data |
| L1 cache | 96K (per core) | 64K (per core) |
| L2 cache | 512K (per core) | 1 MB (per core) |
| L3 cache | 64 MB (shared) | 64 MB (shared) |
| Chip lithography | 7 nm, 14 nm | 5 nm |
| Die size | 192 mm2 | 2x 71 mm2 |
| Maximum core temperature | no data | 95 °C |
| Maximum case temperature (TCase) | no data | 47 °C |
| Number of transistors | 4,800 million | 13,140 million |
| 64 bit support | + | + |
| Windows 11 compatibility | + | + |
| Unlocked multiplier | + | + |
Compatibility
Information on EPYC 7252 and Ryzen 9 7900 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) | 1 |
| Socket | TR4 | AM5 |
| Power consumption (TDP) | 120 Watt | 65 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by EPYC 7252 and Ryzen 9 7900. You'll probably need this information if you require some particular technology.
| Instruction set extensions | no data | 5 nm, 0.650 - 1.475V |
| AES-NI | + | + |
| AVX | + | + |
| Precision Boost 2 | + | + |
Virtualization technologies
Virtual machine speed-up technologies supported by EPYC 7252 and Ryzen 9 7900 are enumerated here.
| AMD-V | + | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by EPYC 7252 and Ryzen 9 7900. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR4 Eight-channel | DDR5-5200 |
| Maximum memory size | 4 TiB | no data |
| Max memory channels | 8 | no data |
| Maximum memory bandwidth | 204.763 GB/s | no data |
| ECC memory support | + | - |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | no data | AMD Radeon Graphics (Ryzen 7000) |
Peripherals
Specifications and connection of peripherals supported by EPYC 7252 and Ryzen 9 7900.
| PCIe version | no data | 5.0 |
| PCI Express lanes | no data | 24 |
Synthetic benchmark performance
Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.
Combined synthetic benchmark score
This is our combined benchmark performance rating. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.
Passmark
Passmark CPU Mark is a widespread benchmark, consisting of 8 different types of workload, including integer and floating point math, extended instructions, compression, encryption and physics calculation. There is also one separate single-threaded scenario measuring single-core performance.
Pros & cons summary
| Performance score | 12.22 | 30.73 |
| Recency | 7 August 2019 | 14 January 2023 |
| Physical cores | 8 | 12 |
| Threads | 16 | 24 |
| Chip lithography | 7 nm | 5 nm |
| Power consumption (TDP) | 120 Watt | 65 Watt |
Ryzen 9 7900 has a 151.5% higher aggregate performance score, an age advantage of 3 years, 50% more physical cores and 50% more threads, a 40% more advanced lithography process, and 84.6% lower power consumption.
The Ryzen 9 7900 is our recommended choice as it beats the EPYC 7252 in performance tests.
Be aware that EPYC 7252 is a server/workstation processor while Ryzen 9 7900 is a desktop one.
Should you still have questions on choice between EPYC 7252 and Ryzen 9 7900, ask them in Comments section, and we shall answer.
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