Ryzen Threadripper PRO 9985WX vs Xeon 6726P-B
Contents
Primary details
Comparing processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | not rated | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Server | Server |
| Designer | Intel | AMD |
| Manufacturer | Intel | TSMC |
| Architecture codename | Granite Rapids (2024−2025) | Shimada Peak (2025) |
| Release date | 24 February 2025 (less than a year ago) | July 2025 |
| Launch price (MSRP) | $3,795 | no data |
Detailed specifications
Xeon 6726P-B 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 | 42 | 64 (Tetrahexaconta-Core) |
| Threads | 84 | 128 |
| Base clock speed | 2.3 GHz | 3.2 GHz |
| Boost clock speed | 3.5 GHz | 5.4 GHz |
| L1 cache | 112 KB (per core) | 64 KB (per core) |
| L2 cache | 2 MB (per core) | 1 MB (per core) |
| L3 cache | 168 MB (shared) | 256 MB (shared) |
| Chip lithography | 5 nm | 4 nm |
| Die size | 598 mm2 | 8x 70.6 mm2 |
| Maximum case temperature (TCase) | 85 °C | no data |
| Number of transistors | no data | 66,520 million |
| 64 bit support | + | + |
| Unlocked multiplier | - | + |
Compatibility
Information on Xeon 6726P-B 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 | 2 | 1 |
| Socket | Intel BGA 4368 | sTR5 |
| Power consumption (TDP) | 235 Watt | 350 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Xeon 6726P-B and Ryzen Threadripper PRO 9985WX. You'll probably need this information if you require some particular technology.
| AES-NI | + | + |
| AVX | + | + |
| TSX | + | - |
| Precision Boost 2 | no data | + |
Security technologies
Xeon 6726P-B and Ryzen Threadripper PRO 9985WX technologies aimed at improving security, for example, by protecting against hacks.
| TXT | + | no data |
Virtualization technologies
Virtual machine speed-up technologies supported by Xeon 6726P-B and Ryzen Threadripper PRO 9985WX 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 Xeon 6726P-B and Ryzen Threadripper PRO 9985WX. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR5 | DDR5 |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | N/A | N/A |
Peripherals
Specifications and connection of peripherals supported by Xeon 6726P-B and Ryzen Threadripper PRO 9985WX.
| PCIe version | 5.0 | 5.0 |
| PCI Express lanes | 32 | 128 |
Pros & cons summary
| Physical cores | 42 | 64 |
| Threads | 84 | 128 |
| Chip lithography | 5 nm | 4 nm |
| Power consumption (TDP) | 235 Watt | 350 Watt |
Xeon 6726P-B has 48.9% lower power consumption.
Ryzen Threadripper PRO 9985WX, on the other hand, has 52.4% more physical cores and 52.4% more threads, and a 25% more advanced lithography process.
We couldn't decide between Intel Xeon 6726P-B and AMD Ryzen Threadripper PRO 9985WX. We've got no test results to judge.
Other comparisons
We've compiled a selection of CPU comparisons, ranging from closely matched processors to other comparisons that may be of interest.
