Ryzen 9 7950X vs EPYC 7C13
Aggregate performance score
EPYC 7C13 outperforms Ryzen 9 7950X by a significant 22% based on our aggregate benchmark results.
Contents
Primary details
Comparing processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 66 | 110 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Server | Desktop processor |
| Power efficiency | 8.16 | 8.83 |
| Designer | AMD | AMD |
| Manufacturer | TSMC | TSMC |
| Architecture codename | Milan (2021−2023) | Raphael (Zen 4) (2022) |
| Release date | 2021 (4 years ago) | 27 September 2022 (3 years ago) |
Detailed specifications
EPYC 7C13 and Ryzen 9 7950X 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) | 16 (Hexadeca-Core) |
| Threads | 128 | 32 |
| Base clock speed | 2 GHz | 4.5 GHz |
| Boost clock speed | 3.68 GHz | 5.7 GHz |
| L1 cache | 64 KB (per core) | 64K (per core) |
| L2 cache | 512 KB (per core) | 1 MB (per core) |
| L3 cache | 256 MB (shared) | 64 MB (shared) |
| Chip lithography | 7 nm | 5 nm |
| Die size | 8x 81 mm2 | CCD = 2x 70 sq. mm, I/O = 122 mm2 |
| Maximum core temperature | no data | 95 °C |
| Maximum case temperature (TCase) | no data | 47 °C |
| Number of transistors | 33,200 million | 13140 Million |
| 64 bit support | - | + |
| Windows 11 compatibility | no data | + |
| Unlocked multiplier | - | + |
Compatibility
Information on EPYC 7C13 and Ryzen 9 7950X 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 | AM5 |
| Power consumption (TDP) | 225 Watt | 170 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by EPYC 7C13 and Ryzen 9 7950X. You'll probably need this information if you require some particular technology.
| Instruction set extensions | no data | CCD = 5 nm, I/O = 6 nm, 0.650 - 1.475 V |
| AES-NI | + | + |
| AVX | + | + |
| Precision Boost 2 | + | + |
Virtualization technologies
Virtual machine speed-up technologies supported by EPYC 7C13 and Ryzen 9 7950X are enumerated here.
| AMD-V | + | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by EPYC 7C13 and Ryzen 9 7950X. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR4 | DDR5-5200 |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | N/A | AMD Radeon Graphics (Ryzen 7000) (400 - 2200 MHz) |
Peripherals
Specifications and connection of peripherals supported by EPYC 7C13 and Ryzen 9 7950X.
| PCIe version | 4.0 | 5.0 |
| PCI Express lanes | 128 | 24 |
Synthetic benchmarks
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.
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. Other than that, Passmark measures multi-core performance.
Pros & cons summary
| Performance score | 43.45 | 35.50 |
| Physical cores | 64 | 16 |
| Threads | 128 | 32 |
| Chip lithography | 7 nm | 5 nm |
| Power consumption (TDP) | 225 Watt | 170 Watt |
EPYC 7C13 has a 22.4% higher aggregate performance score, and 300% more physical cores and 300% more threads.
Ryzen 9 7950X, on the other hand, has a 40% more advanced lithography process, and 32.4% lower power consumption.
The AMD EPYC 7C13 is our recommended choice as it beats the AMD Ryzen 9 7950X in performance tests.
Be aware that EPYC 7C13 is a server/workstation processor while Ryzen 9 7950X is a desktop one.
Other comparisons
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