Ryzen 7 H 255 vs Ryzen AI Max+ 395
Aggregate performance score
Ryzen AI Max+ 395 outperforms Ryzen 7 H 255 by an impressive 94% 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 | 166 | 478 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Laptop |
| Power efficiency | 60.74 | no data |
| Designer | AMD | AMD |
| Manufacturer | TSMC | no data |
| Architecture codename | Strix Halo (2025) | Hawk Point-H (Zen 4) |
| Release date | 6 January 2025 (less than a year ago) | no data |
Detailed specifications
Ryzen AI Max+ 395 and Ryzen 7 H 255 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 | 16 (Hexadeca-Core) | 8 (Octa-Core) |
| Threads | 32 | 16 |
| Base clock speed | 3 GHz | 3.8 GHz |
| Boost clock speed | 5.1 GHz | 4.9 GHz |
| L1 cache | 80 KB (per core) | no data |
| L2 cache | 1 MB (per core) | no data |
| L3 cache | 64 MB (shared) | no data |
| Chip lithography | 4 nm | no data |
| Die size | 2x 70.6 mm2 | no data |
| 64 bit support | + | - |
Compatibility
Information on Ryzen AI Max+ 395 and Ryzen 7 H 255 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 | no data |
| Socket | FP11 | no data |
| Power consumption (TDP) | 55 Watt | 8 MB + 16 MB |
Technologies and extensions
Technological solutions and additional instructions supported by Ryzen AI Max+ 395 and Ryzen 7 H 255. You'll probably need this information if you require some particular technology.
| Instruction set extensions | USB 4, XDNA 2 NPU (50 TOPS), SMT, AES, AVX, AVX2, AVX512, FMA3, MMX (+), SHA, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, SSE4A | no data |
| AES-NI | + | - |
| AVX | + | - |
| Precision Boost 2 | + | no data |
Virtualization technologies
Virtual machine speed-up technologies supported by Ryzen AI Max+ 395 and Ryzen 7 H 255 are enumerated here.
| AMD-V | + | - |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Ryzen AI Max+ 395 and Ryzen 7 H 255. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR5 | no data |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | AMD Radeon 8060S | no data |
Peripherals
Specifications and connection of peripherals supported by Ryzen AI Max+ 395 and Ryzen 7 H 255.
| PCIe version | 4.0 | no data |
| PCI Express lanes | 16 | 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.
Cinebench 15 64-bit multi-core
Cinebench Release 15 Multi Core is a variant of Cinebench R15 which uses all the processor threads.
Pros & cons summary
| Performance score | 31.09 | 16.00 |
| Physical cores | 16 | 8 |
| Threads | 32 | 16 |
| Power consumption (TDP) | 55 Watt | 8 Watt |
Ryzen AI Max+ 395 has a 94.3% higher aggregate performance score, and 100% more physical cores and 100% more threads.
Ryzen 7 H 255, on the other hand, has 587.5% lower power consumption.
The AMD Ryzen AI Max+ 395 is our recommended choice as it beats the AMD Ryzen 7 H 255 in performance tests.
Other comparisons
We've compiled a selection of CPU comparisons, ranging from closely matched processors to other comparisons that may be of interest.
