Xeon D-1846 vs Ryzen 9 PRO 3900
Primary details
Comparing Ryzen 9 PRO 3900 and Xeon D-1846 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 280 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Desktop processor | Server |
| Series | AMD Ryzen 9 | no data |
| Power efficiency | 28.97 | no data |
| Architecture codename | Zen 2 (2017−2020) | no data |
| Release date | 30 September 2019 (5 years ago) | 1 October 2023 (1 year ago) |
Detailed specifications
Ryzen 9 PRO 3900 and Xeon D-1846 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) | 10 (Deca-Core) |
| Threads | 24 | 20 |
| Base clock speed | 3.1 GHz | 2 GHz |
| Boost clock speed | 4.3 GHz | 3.1 GHz |
| L1 cache | 768 KB | no data |
| L2 cache | 6 MB | no data |
| L3 cache | 64 MB | 15360 KB |
| Chip lithography | 7 nm, 12 nm | no data |
| 64 bit support | + | + |
| Windows 11 compatibility | + | no data |
Compatibility
Information on Ryzen 9 PRO 3900 and Xeon D-1846 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) | no data |
| Socket | Socket AM4 | FCBGA2227 |
| Power consumption (TDP) | 65 Watt | 55 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Ryzen 9 PRO 3900 and Xeon D-1846. You'll probably need this information if you require some particular technology.
| Instruction set extensions | no data | Intel® AVX-512 |
| AES-NI | + | + |
| AVX | + | - |
| Enhanced SpeedStep (EIST) | no data | + |
| QuickAssist | no data | - |
| Turbo Boost Technology | no data | 2.0 |
| Hyper-Threading Technology | no data | + |
| Thermal Monitoring | - | + |
| Precision Boost 2 | + | no data |
| Deep Learning Boost | - | + |
Security technologies
Ryzen 9 PRO 3900 and Xeon D-1846 technologies aimed at improving security, for example, by protecting against hacks.
| TXT | no data | - |
| EDB | no data | + |
| SGX | no data | Yes with Intel® SPS |
Virtualization technologies
Virtual machine speed-up technologies supported by Ryzen 9 PRO 3900 and Xeon D-1846 are enumerated here.
| AMD-V | + | - |
| VT-d | no data | + |
| VT-x | no data | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Ryzen 9 PRO 3900 and Xeon D-1846. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR4-3200 | DDR4 |
| Maximum memory size | 128 GB | 256 GB |
| Max memory channels | 2 | 2 |
| Maximum memory bandwidth | 51.196 GB/s | no data |
| ECC memory support | - | + |
Peripherals
Specifications and connection of peripherals supported by Ryzen 9 PRO 3900 and Xeon D-1846.
| PCIe version | no data | 4.0 |
| PCI Express lanes | no data | 16 |
| USB revision | no data | 3.0 |
| Max number of SATA 6 Gb/s Ports | no data | 24 |
| Number of USB ports | no data | 4 |
| Integrated LAN | no data | - |
Pros & cons summary
| Recency | 30 September 2019 | 1 October 2023 |
| Physical cores | 12 | 10 |
| Threads | 24 | 20 |
| Power consumption (TDP) | 65 Watt | 55 Watt |
Ryzen 9 PRO 3900 has 20% more physical cores and 20% more threads.
Xeon D-1846, on the other hand, has an age advantage of 4 years, and 18.2% lower power consumption.
We couldn't decide between Ryzen 9 PRO 3900 and Xeon D-1846. We've got no test results to judge.
Note that Ryzen 9 PRO 3900 is a desktop processor while Xeon D-1846 is a server/workstation one.
Should you still have questions on choice between Ryzen 9 PRO 3900 and Xeon D-1846, ask them in Comments section, and we shall answer.
Similar processor comparisons
We picked several similar comparisons of processors in the same market segment and performance relatively close to those reviewed on this page.
