Ryzen Threadripper PRO 9985WX vs Xeon Platinum 8454H
Contents
Primary details
Comparing processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 84 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 10.47 | no data |
| Market segment | Server | Server |
| Power efficiency | 13.85 | no data |
| Designer | Intel | AMD |
| Manufacturer | Intel | TSMC |
| Architecture codename | Sapphire Rapids (2023−2024) | Shimada Peak (2025) |
| Release date | 10 January 2023 (2 years ago) | July 2025 |
| Launch price (MSRP) | $6,540 | no data |
Cost-effectiveness evaluation
Performance per price, higher is better.
Performance to price scatter graph
Detailed specifications
Xeon Platinum 8454H and Ryzen Threadripper PRO 9985WX 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 | 32 (Dotriaconta-Core) | 64 (Tetrahexaconta-Core) |
| Threads | 64 | 128 |
| Base clock speed | 2.1 GHz | 3.2 GHz |
| Boost clock speed | 3.4 GHz | 5.4 GHz |
| L1 cache | 80K (per core) | 64 KB (per core) |
| L2 cache | 2 MB (per core) | 1 MB (per core) |
| L3 cache | 82.5 MB | 256 MB (shared) |
| Chip lithography | Intel 7 nm | 4 nm |
| Die size | 4x 477 mm2 | 8x 70.6 mm2 |
| Maximum case temperature (TCase) | 71 °C | no data |
| Number of transistors | no data | 66,520 million |
| 64 bit support | + | + |
| Unlocked multiplier | - | + |
Compatibility
Information on Xeon Platinum 8454H and Ryzen Threadripper PRO 9985WX 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 | 8 | 1 |
| Socket | FCLGA4677 | sTR5 |
| Power consumption (TDP) | 270 Watt | 350 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Xeon Platinum 8454H and Ryzen Threadripper PRO 9985WX. You'll probably need this information if you require some particular technology.
| Instruction set extensions | Intel® AMX, Intel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512 | no data |
| AES-NI | + | + |
| AVX | + | + |
| vPro | + | no data |
| Enhanced SpeedStep (EIST) | + | no data |
| Speed Shift | + | no data |
| Turbo Boost Technology | 2.0 | no data |
| Hyper-Threading Technology | + | no data |
| TSX | + | - |
| Precision Boost 2 | no data | + |
| Deep Learning Boost | + | - |
Security technologies
Xeon Platinum 8454H and Ryzen Threadripper PRO 9985WX technologies aimed at improving security, for example, by protecting against hacks.
| TXT | + | no data |
| EDB | + | no data |
| SGX | Yes with Intel® SPS | no data |
| OS Guard | + | no data |
Virtualization technologies
Virtual machine speed-up technologies supported by Xeon Platinum 8454H and Ryzen Threadripper PRO 9985WX 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 Xeon Platinum 8454H and Ryzen Threadripper PRO 9985WX. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR5-4800, DDR5-4400 | DDR5 |
| Maximum memory size | 4 TB | no data |
| Max memory channels | 8 | no data |
| ECC memory support | + | - |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | no data | N/A |
Peripherals
Specifications and connection of peripherals supported by Xeon Platinum 8454H and Ryzen Threadripper PRO 9985WX.
| PCIe version | 5.0 | 5.0 |
| PCI Express lanes | 80 | 128 |
Pros & cons summary
| Physical cores | 32 | 64 |
| Threads | 64 | 128 |
| Power consumption (TDP) | 270 Watt | 350 Watt |
Xeon Platinum 8454H has 29.6% lower power consumption.
Ryzen Threadripper PRO 9985WX, on the other hand, has 100% more physical cores and 100% more threads.
We couldn't decide between Intel Xeon Platinum 8454H and AMD Ryzen Threadripper PRO 9985WX. We've got no test results to judge.
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