Performance per price, higher is better.
Ryzen 9 7900X vs EPYC 7H12
Aggregated performance score
EPYC 7H12
2019
64 cores / 128 threads
45.46
+34.1%
EPYC 7H12 outperforms Ryzen 9 7900X by 34% based on our aggregated benchmark results.
General info
Comparing EPYC 7H12 and Ryzen 9 7900X processor market type (desktop or notebook), architecture, sales start time and price.
| Place in performance ranking | 39 | 98 |
| Place by popularity | not in top-100 | not in top-100 |
| Value for money | 5.00 | 69.25 |
| Market segment | Server | Desktop processor |
| Series | AMD EPYC | no data |
| Architecture codename | Zen 2 (2019−2020) | Raphael (Zen4) |
| Release date | 18 September 2019 (4 years old) | 27 September 2022 (1 year old) |
| Current price | $6796 | $538 |
Value for money
Ryzen 9 7900X has 1285% better value for money than EPYC 7H12.
Technical specs
EPYC 7H12 and Ryzen 9 7900X 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) | 12 (Dodeca-Core) |
| Threads | 128 | 24 |
| Base clock speed | 2.6 GHz | 4.7 GHz |
| Boost clock speed | 3.3 GHz | 5.6 GHz |
| L1 cache | 96K (per core) | 64K (per core) |
| L2 cache | 512K (per core) | 1 MB (per core) |
| L3 cache | 256 MB (shared) | 64 MB (shared) |
| Chip lithography | 7 nm, 14 nm | 5 nm |
| Die size | 192 mm2 | 2x 70 (CCD) mm2 + 122 (I/O) mm2 |
| Maximum core temperature | no data | 95 °C |
| Maximum case temperature (TCase) | no data | 47 °C |
| Number of transistors | 4,800 million | CCD: 6,5 Mrd + IOD: 3,4 Mrd Million |
| 64 bit support | + | + |
| Windows 11 compatibility | + | + |
| Unlocked multiplier | Yes | Yes |
Compatibility
Information on EPYC 7H12 and Ryzen 9 7900X 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) | 280 Watt | 170 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by EPYC 7H12 and Ryzen 9 7900X. You'll probably need this information if you require some particular technology.
| Instruction set extensions | no data | 5 nm (CCD), 6 nm (I/O) nm, 0.650 - 1.475V |
| AES-NI | + | + |
| AVX | + | + |
Virtualization technologies
Virtual machine speed-up technologies supported by EPYC 7H12 and Ryzen 9 7900X are enumerated here.
| AMD-V | + | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by EPYC 7H12 and Ryzen 9 7900X. 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 | + | no data |
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 7H12 and Ryzen 9 7900X.
| 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.
EPYC 7H12 outperforms Ryzen 9 7900X by 34% based on our aggregated benchmark results.
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.
Benchmark coverage: 68%
EPYC 7H12 outperforms Ryzen 9 7900X by 34% in Passmark.
Advantages and disadvantages
| Performance score | 45.46 | 33.90 |
| Recency | 18 September 2019 | 27 September 2022 |
| Physical cores | 64 | 12 |
| Threads | 128 | 24 |
| Chip lithography | 7 nm | 5 nm |
| Power consumption (TDP) | 280 Watt | 170 Watt |
The EPYC 7H12 is our recommended choice as it beats the Ryzen 9 7900X in performance tests.
Be aware that EPYC 7H12 is a server/workstation processor while Ryzen 9 7900X is a desktop one.
Should you still have questions on choice between EPYC 7H12 and Ryzen 9 7900X, ask them in Comments section, and we shall answer.
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