Ryzen 9 8945H vs Xeon Gold 6256
Aggregate performance score
Ryzen 9 8945H outperforms Xeon Gold 6256 by a moderate 19% based on our aggregate benchmark results.
Contents
Primary details
Comparing processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 562 | 429 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Server | Laptop |
| Series | no data | AMD Hawk Point (Zen 4/4c, Ryzen 8040) |
| Power efficiency | 7.51 | no data |
| Designer | Intel | AMD |
| Architecture codename | no data | Hawk Point-HS (Zen 4) (2023−2024) |
| Release date | 1 January 2020 (5 years ago) | 6 December 2023 (2 years ago) |
Detailed specifications
Xeon Gold 6256 and Ryzen 9 8945H 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) | 8 (Octa-Core) |
| Threads | 24 | 16 |
| Base clock speed | 3.6 GHz | 4 GHz |
| Boost clock speed | 4.5 GHz | 5.2 GHz |
| L1 cache | no data | 512 KB |
| L2 cache | no data | 8 MB |
| L3 cache | 33 MB | 16 MB |
| Chip lithography | 14 nm | 4 nm |
| Die size | no data | 178 mm2 |
| Maximum core temperature | 64 °C | 100 °C |
| 64 bit support | - | + |
| Windows 11 compatibility | + | no data |
Compatibility
Information on Xeon Gold 6256 and Ryzen 9 8945H 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.
| Socket | FCLGA3647 | FP7/FP7r2/FP8 |
| Power consumption (TDP) | 205 Watt | 8 MB + 16 MB |
Technologies and extensions
Technological solutions and additional instructions supported by Xeon Gold 6256 and Ryzen 9 8945H. You'll probably need this information if you require some particular technology.
| Instruction set extensions | Intel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512 | Ryzen AI, MMX, SSE, SSE2, SSE3, SSSE3, SSE4A, SSE4.1, SSE4.2, AVX, AVX2, AVX-512, BMI2, ABM, FMA, ADX, SMEP, SMAP, SMT, CPB, AES-NI, RDRAND, RDSEED, SHA, SME |
| AES-NI | + | + |
| FMA | - | + |
| AVX | - | + |
| Enhanced SpeedStep (EIST) | + | no data |
| Speed Shift | + | no data |
| Turbo Boost Technology | 2.0 | no data |
| Hyper-Threading Technology | + | no data |
| TSX | + | - |
| Turbo Boost Max 3.0 | - | no data |
| Deep Learning Boost | + | - |
Security technologies
Xeon Gold 6256 and Ryzen 9 8945H technologies aimed at improving security, for example, by protecting against hacks.
| TXT | + | no data |
| EDB | + | no data |
Virtualization technologies
Virtual machine speed-up technologies supported by Xeon Gold 6256 and Ryzen 9 8945H are enumerated here.
| VT-d | + | no data |
| VT-x | + | no data |
| EPT | + | no data |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Xeon Gold 6256 and Ryzen 9 8945H. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR4-2933 | DDR5 |
| Maximum memory size | 1 TB | no data |
| Max memory channels | 6 | no data |
| ECC memory support | + | - |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | no data | AMD Radeon 780M ( - 2800 MHz) |
Peripherals
Specifications and connection of peripherals supported by Xeon Gold 6256 and Ryzen 9 8945H.
| PCIe version | 3.0 | no data |
| PCI Express lanes | 48 | no data |
Synthetic benchmarks
Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.
Combined synthetic benchmark score
This is our combined benchmark performance rating.
Passmark
Passmark CPU Mark is a widespread benchmark, consisting of 8 different types of workload, including integer and floating point math, extended instructions, compression, encryption and physics calculation. There is also one separate single-threaded scenario measuring single-core performance. Other than that, Passmark measures multi-core performance.
Pros & cons summary
| Performance score | 14.34 | 17.12 |
| Recency | 1 January 2020 | 6 December 2023 |
| Physical cores | 12 | 8 |
| Threads | 24 | 16 |
| Chip lithography | 14 nm | 4 nm |
| Power consumption (TDP) | 205 Watt | 8 Watt |
Xeon Gold 6256 has 50% more physical cores and 50% more threads.
Ryzen 9 8945H, on the other hand, has a 19.4% higher aggregate performance score, an age advantage of 3 years, a 250% more advanced lithography process, and 2462.5% lower power consumption.
The AMD Ryzen 9 8945H is our recommended choice as it beats the Intel Xeon Gold 6256 in performance tests.
Be aware that Xeon Gold 6256 is a server/workstation processor while Ryzen 9 8945H is a notebook one.
Other comparisons
We've compiled a selection of CPU comparisons, ranging from closely matched processors to other comparisons that may be of interest.
