Ryzen 5 PRO 4650G vs Ryzen 9 PRO 3900
Aggregate performance score
Ryzen 9 PRO 3900 outperforms Ryzen 5 PRO 4650G by an impressive 95% based on our aggregate benchmark results.
Primary details
Comparing Ryzen 9 PRO 3900 and Ryzen 5 PRO 4650G processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 280 | 759 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Desktop processor | Desktop processor |
| Series | AMD Ryzen 9 | AMD Ryzen 5 |
| Power efficiency | 28.97 | 14.82 |
| Architecture codename | Zen 2 (2017−2020) | Renoir (2020−2023) |
| Release date | 30 September 2019 (5 years ago) | 21 July 2020 (4 years ago) |
Detailed specifications
Ryzen 9 PRO 3900 and Ryzen 5 PRO 4650G 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 | 12 (Dodeca-Core) | 6 (Hexa-Core) |
| Threads | 24 | 12 |
| Base clock speed | 3.1 GHz | 3.7 GHz |
| Boost clock speed | 4.3 GHz | 4.2 GHz |
| Multiplier | no data | 37 |
| L1 cache | 768 KB | 64 KB (per core) |
| L2 cache | 6 MB | 512 KB (per core) |
| L3 cache | 64 MB | 8 MB (shared) |
| Chip lithography | 7 nm, 12 nm | 7 nm |
| Die size | no data | 156 mm2 |
| Maximum case temperature (TCase) | no data | 95 °C |
| Number of transistors | no data | 9,800 million |
| 64 bit support | + | + |
| Windows 11 compatibility | + | + |
Compatibility
Information on Ryzen 9 PRO 3900 and Ryzen 5 PRO 4650G 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 | 1 (Uniprocessor) | 1 |
| Socket | Socket AM4 | AM4 |
| Power consumption (TDP) | 65 Watt | 65 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Ryzen 9 PRO 3900 and Ryzen 5 PRO 4650G. 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 Ryzen 9 PRO 3900 and Ryzen 5 PRO 4650G are enumerated here.
| AMD-V | + | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Ryzen 9 PRO 3900 and Ryzen 5 PRO 4650G. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR4-3200 | DDR4-3200 |
| Maximum memory size | 128 GB | 128 GB |
| Max memory channels | 2 | no data |
| Maximum memory bandwidth | 51.196 GB/s | 51.196 GB/s |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | - | AMD Radeon Vega 7 |
Peripherals
Specifications and connection of peripherals supported by Ryzen 9 PRO 3900 and Ryzen 5 PRO 4650G.
| PCIe version | no data | 3.0 |
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.
GeekBench 5 Single-Core
GeekBench 5 Single-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses only a single CPU core.
GeekBench 5 Multi-Core
GeekBench 5 Multi-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses all available CPU cores.
Pros & cons summary
| Performance score | 19.90 | 10.18 |
| Recency | 30 September 2019 | 21 July 2020 |
| Physical cores | 12 | 6 |
| Threads | 24 | 12 |
Ryzen 9 PRO 3900 has a 95.5% higher aggregate performance score, and 100% more physical cores and 100% more threads.
Ryzen 5 PRO 4650G, on the other hand, has an age advantage of 9 months.
The Ryzen 9 PRO 3900 is our recommended choice as it beats the Ryzen 5 PRO 4650G in performance tests.
Should you still have questions on choice between Ryzen 9 PRO 3900 and Ryzen 5 PRO 4650G, ask them in Comments section, and we shall answer.
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