Xeon 636 vs Ryzen Threadripper PRO 9945WX
Contents
Primary details
Comparing processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 168 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Server | Server |
| Power efficiency | 3.87 | no data |
| Designer | AMD | Intel |
| Manufacturer | TSMC | Intel |
| Architecture codename | Shimada Peak (2025) | Granite Rapids (2024−2026) |
| Release date | July 2025 (recently) | 2 February 2026 (recently) |
| Launch price (MSRP) | no data | $639 |
Detailed specifications
Ryzen Threadripper PRO 9945WX and Xeon 636 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) | 12 (Dodeca-Core) |
| Performance-cores | no data | 12 |
| Threads | 24 | 24 |
| Base clock speed | 4.7 GHz | 3.5 GHz |
| Boost clock speed | 5.4 GHz | 4.7 GHz |
| Bus rate | no data | 0 GT/s |
| L1 cache | 64 KB (per core) | 112 KB (per core) |
| L2 cache | 1 MB (per core) | 2 MB (per core) |
| L3 cache | 64 MB (shared) | 48 MB (shared) |
| Chip lithography | 4 nm | Intel 3 nm |
| Die size | 2x 70.6 mm2 | 598 mm2 |
| Maximum case temperature (TCase) | no data | 73 °C |
| Number of transistors | 16,630 million | no data |
| 64 bit support | + | + |
| Unlocked multiplier | + | + |
Compatibility
Information on Ryzen Threadripper PRO 9945WX and Xeon 636 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 | sTR5 | FCLGA4710 |
| Power consumption (TDP) | 350 Watt | 170 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Ryzen Threadripper PRO 9945WX and Xeon 636. You'll probably need this information if you require some particular technology.
| Instruction set extensions | no data | Intel® SSE4.1, Intel® AMX, Intel® SSE4.2, 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 | - | + |
| Turbo Boost Max 3.0 | no data | + |
| Precision Boost 2 | + | no data |
| Deep Learning Boost | - | + |
Security technologies
Ryzen Threadripper PRO 9945WX and Xeon 636 technologies aimed at improving security, for example, by protecting against hacks.
| TXT | no data | + |
| EDB | no data | + |
| SGX | no data | - |
| OS Guard | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Ryzen Threadripper PRO 9945WX and Xeon 636 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 PRO 9945WX and Xeon 636. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR5 | DDR5(6400MT/s) |
| Maximum memory size | no data | 2 TB |
| Max memory channels | no data | 4 |
| ECC memory support | - | + |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | N/A | N/A |
Peripherals
Specifications and connection of peripherals supported by Ryzen Threadripper PRO 9945WX and Xeon 636.
| PCIe version | 5.0 | 5.0 |
| PCI Express lanes | 136 | 80 |
Other comparisons
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