Xeon D-2899NT vs Ryzen 9 3900XT
Primary details
Comparing Ryzen 9 3900XT and Xeon D-2899NT processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 268 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 26.28 | no data |
| Market segment | Desktop processor | Server |
| Series | AMD Ryzen 9 | no data |
| Power efficiency | 18.53 | no data |
| Architecture codename | Matisse 2 (2020) | Ice Lake-D (2022−2023) |
| Release date | 16 June 2020 (4 years ago) | 14 December 2023 (less than a year ago) |
| Launch price (MSRP) | $499 | $2,138 |
Cost-effectiveness evaluation
Performance per price, higher is better.
Detailed specifications
Ryzen 9 3900XT and Xeon D-2899NT 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) | 22 (Docosa-Core) |
| Threads | 24 | 44 |
| Base clock speed | 3.8 GHz | 2.2 GHz |
| Boost clock speed | 4.7 GHz | 3.1 GHz |
| L1 cache | 768 KB | 80 KB (per core) |
| L2 cache | 6 MB | 1.25 MB (per core) |
| L3 cache | 64 MB | 30 MB (shared) |
| Chip lithography | 7 nm, 12 nm | 10 nm |
| Die size | 74 mm2 | no data |
| Maximum case temperature (TCase) | 95 °C | no data |
| Number of transistors | 3,800 million | no data |
| 64 bit support | + | + |
| Windows 11 compatibility | + | no data |
| Unlocked multiplier | + | - |
Compatibility
Information on Ryzen 9 3900XT and Xeon D-2899NT 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 | 1 |
| Socket | AM4 | FCBGA2579 |
| Power consumption (TDP) | 105 Watt | 135 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Ryzen 9 3900XT and Xeon D-2899NT. 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 3900XT and Xeon D-2899NT 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 3900XT and Xeon D-2899NT 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 3900XT and Xeon D-2899NT. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR4-3200 | DDR4 |
| Maximum memory size | 128 GB | 1 TB |
| Max memory channels | 2 | 4 |
| Maximum memory bandwidth | 51.196 GB/s | no data |
| ECC memory support | + | + |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | - | N/A |
Peripherals
Specifications and connection of peripherals supported by Ryzen 9 3900XT and Xeon D-2899NT.
| PCIe version | 4.0 | 4.0 |
| PCI Express lanes | no data | 32 |
| 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 | 16 June 2020 | 14 December 2023 |
| Physical cores | 12 | 22 |
| Threads | 24 | 44 |
| Chip lithography | 7 nm | 10 nm |
| Power consumption (TDP) | 105 Watt | 135 Watt |
Ryzen 9 3900XT has a 42.9% more advanced lithography process, and 28.6% lower power consumption.
Xeon D-2899NT, on the other hand, has an age advantage of 3 years, and 83.3% more physical cores and 83.3% more threads.
We couldn't decide between Ryzen 9 3900XT and Xeon D-2899NT. We've got no test results to judge.
Note that Ryzen 9 3900XT is a desktop processor while Xeon D-2899NT is a server/workstation one.
Should you still have questions on choice between Ryzen 9 3900XT and Xeon D-2899NT, ask them in Comments section, and we shall answer.
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