Xeon Platinum 8458P vs Ryzen Threadripper 3990X
Primary details
Comparing Ryzen Threadripper 3990X and Xeon Platinum 8458P processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 34 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 9.21 | no data |
| Market segment | Desktop processor | Server |
| Series | AMD Ryzen Threadripper | no data |
| Power efficiency | 17.00 | no data |
| Architecture codename | Matisse (2019−2020) | Sapphire Rapids (2023−2024) |
| Release date | 7 February 2020 (4 years ago) | 10 January 2023 (1 year ago) |
| Launch price (MSRP) | $3,999 | $6,759 |
Cost-effectiveness evaluation
Performance per price, higher is better.
Detailed specifications
Ryzen Threadripper 3990X and Xeon Platinum 8458P 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) | 44 |
| Threads | 128 | 88 |
| Base clock speed | 2.9 GHz | 2.7 GHz |
| Boost clock speed | 4.3 GHz | 3.8 GHz |
| Multiplier | 29 | no data |
| L1 cache | 96K (per core) | 80K (per core) |
| L2 cache | 512K (per core) | 2 MB (per core) |
| L3 cache | 256 MB | 82.5 MB |
| Chip lithography | 7 nm, 12 nm | Intel 7 nm |
| Die size | 74 mm2 | 4x 477 mm2 |
| Maximum case temperature (TCase) | 95 °C | 78 °C |
| Number of transistors | 3,800 million | no data |
| 64 bit support | + | + |
| Windows 11 compatibility | + | no data |
| Unlocked multiplier | + | - |
Compatibility
Information on Ryzen Threadripper 3990X and Xeon Platinum 8458P 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 | 2 |
| Socket | TR4 | FCLGA4677 |
| Power consumption (TDP) | 280 Watt | 350 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Ryzen Threadripper 3990X and Xeon Platinum 8458P. You'll probably need this information if you require some particular technology.
| Instruction set extensions | no data | Intel® AMX, Intel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512 |
| AES-NI | + | + |
| AVX | + | + |
| vPro | no data | + |
| Enhanced SpeedStep (EIST) | no data | + |
| Speed Shift | no data | + |
| Turbo Boost Technology | no data | 2.0 |
| Hyper-Threading Technology | no data | + |
| TSX | - | + |
| Precision Boost 2 | + | no data |
| Deep Learning Boost | - | + |
Security technologies
Ryzen Threadripper 3990X and Xeon Platinum 8458P technologies aimed at improving security, for example, by protecting against hacks.
| TXT | no data | + |
| EDB | no data | + |
| SGX | no data | Yes with Intel® SPS |
| OS Guard | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Ryzen Threadripper 3990X and Xeon Platinum 8458P are enumerated here.
| AMD-V | + | - |
| VT-d | no data | + |
| VT-x | no data | + |
| EPT | no data | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Ryzen Threadripper 3990X and Xeon Platinum 8458P. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR4-3200 | DDR5-4800, DDR5-4400 |
| Maximum memory size | 256 GB | 4 TB |
| Max memory channels | 4 | 8 |
| Maximum memory bandwidth | 102.403 GB/s | no data |
| ECC memory support | + | + |
Peripherals
Specifications and connection of peripherals supported by Ryzen Threadripper 3990X and Xeon Platinum 8458P.
| PCIe version | 4.0 | 5.0 |
| PCI Express lanes | no data | 80 |
Pros & cons summary
| Recency | 7 February 2020 | 10 January 2023 |
| Physical cores | 64 | 44 |
| Threads | 128 | 88 |
| Power consumption (TDP) | 280 Watt | 350 Watt |
Ryzen Threadripper 3990X has 45.5% more physical cores and 45.5% more threads, and 25% lower power consumption.
Xeon Platinum 8458P, on the other hand, has an age advantage of 2 years.
We couldn't decide between Ryzen Threadripper 3990X and Xeon Platinum 8458P. We've got no test results to judge.
Note that Ryzen Threadripper 3990X is a desktop processor while Xeon Platinum 8458P is a server/workstation one.
Should you still have questions on choice between Ryzen Threadripper 3990X and Xeon Platinum 8458P, ask them in Comments section, and we shall answer.
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