AMD Ryzen AI 5 330 VS Intel Core Ultra 9 285HX

The most consequential difference in this group is Thermal Design Power: the Ryzen AI 5 330 is rated at 28W, while the Core Ultra 9 285HX operates at 55W — nearly double. In practice, this means the Intel chip is designed for systems with robust cooling solutions and sustained high-performance workloads, but it will draw significantly more power and generate considerably more heat. The AMD chip, by contrast, is better suited to thinner, battery-conscious designs where thermal headroom is limited. Neither is inherently superior here — it depends entirely on the use case — but users prioritizing battery life or fanless builds will find the 330 far more practical.

On a process and platform level, the Core Ultra 9 285HX holds a modest edge: it is built on a 3 nm process versus the Ryzen AI 5 330's 4 nm, which can translate to better transistor density and efficiency at the silicon level. It also supports PCIe 5.0 versus PCIe 4.0 on the AMD side, meaning it can take full advantage of the latest NVMe SSDs and discrete GPUs that use the newer interface — a meaningful advantage for bandwidth-intensive workloads. The AMD processor's slightly lower maximum CPU temperature (100 °C vs. 105 °C) is a negligible real-world differentiator.

One unique attribute of the Ryzen AI 5 330 is its support for both laptop and desktop form factors, giving it broader deployment flexibility compared to the Intel chip, which is laptop-only. Overall, for raw platform capability and I/O headroom, the Core Ultra 9 285HX has a clear edge; for efficiency-focused or multi-form-factor use, the Ryzen AI 5 330 is the more versatile choice.

The AMD Ryzen AI 5 330 and Intel Core Ultra 9 285HX show significant differences in performance specifications. The Ryzen AI 5 330 has a CPU speed configuration of 1 x 2 GHz and 3 x 2 GHz, with 8 threads, while the Intel Core Ultra 9 285HX operates at 8 x 2.8 GHz and 16 x 2.1 GHz with 24 threads. This indicates that the Intel processor has more cores and threads, potentially offering better multitasking and parallel processing capabilities.

In terms of turbo clock speed, the Ryzen AI 5 330 reaches up to 4.5 GHz, while the Intel Core Ultra 9 285HX can turbo boost to 5.5 GHz, offering a higher peak performance under load. Both processors utilize big.LITTLE technology, which helps optimize power consumption and performance, but the Ryzen AI 5 330 has a clock multiplier of 20, while the Intel Core Ultra 9 285HX features a higher clock multiplier of 28.

Cache size also varies significantly between the two: the Ryzen AI 5 330 has an L2 cache of 4 MB and an L3 cache of 8 MB. In comparison, the Intel Core Ultra 9 285HX is equipped with a much larger L2 cache of 40 MB and an L3 cache of 36 MB, which could provide faster data access and better overall performance in certain tasks. Additionally, the Intel processor has an unlocked multiplier, allowing for easier overclocking, while the Ryzen AI 5 330 has a locked multiplier, limiting its overclocking potential.

The AMD Ryzen AI 5 330 and Intel Core Ultra 9 285HX differ significantly in their benchmark scores. The Ryzen AI 5 330 has a PassMark result of 13,809, with a single-core score of 3,816. In comparison, the Intel Core Ultra 9 285HX achieves a much higher PassMark result of 62,297, with a single-core score of 4,784. This suggests that the Intel processor performs considerably better overall, as well as in single-core tasks, when compared to the Ryzen AI 5 330.

Both processors show a noticeable gap in their performance scores, with the Intel Core Ultra 9 285HX outperforming the Ryzen AI 5 330 in both total and single-core benchmark results. However, these numbers represent raw performance without accounting for other factors like thermal management, power consumption, or specific use cases.

The AMD Ryzen AI 5 330 and Intel Core Ultra 9 285HX both feature integrated graphics, but with notable differences in performance and specifications. The Ryzen AI 5 330 has a GPU clock speed of 0 MHz, with a GPU turbo boost of 2,800 MHz. In contrast, the Intel Core Ultra 9 285HX starts with a GPU clock speed of 300 MHz, reaching a turbo boost of 2,000 MHz. This suggests that the Ryzen processor may have a higher potential for GPU performance under load due to the higher turbo speed.

Both processors support DirectX 12, enabling modern gaming and graphical features. The Ryzen AI 5 330 supports OpenGL 4.6, while the Intel Core Ultra 9 285HX supports OpenGL 4.5, indicating that the Ryzen processor supports a slightly more recent version of OpenGL.

In terms of supported displays, both processors can handle up to four displays. The Ryzen AI 5 330 supports OpenCL version 2.1, while the Intel Core Ultra 9 285HX supports a newer OpenCL version 3, which could offer advantages in computational tasks using the integrated GPU.

The AMD Ryzen AI 5 330 and Intel Core Ultra 9 285HX differ in several memory-related specifications. The Ryzen AI 5 330 supports a maximum RAM speed of 8000 MHz, whereas the Intel Core Ultra 9 285HX supports a lower maximum RAM speed of 6400 MHz. Both processors use DDR5 memory and feature two memory channels, but the Ryzen AI 5 330 supports a larger maximum memory capacity of 256GB, compared to the 192GB supported by the Intel Core Ultra 9 285HX.

Additionally, the Ryzen AI 5 330 does not support ECC (Error-Correcting Code) memory, while the Intel Core Ultra 9 285HX does support it. ECC memory is typically used in systems where data integrity is critical, such as in servers and workstations.

Both the AMD Ryzen AI 5 330 and Intel Core Ultra 9 285HX share identical instruction set support, including MMX, F16C, FMA3, AES, AVX, AVX2, SSE 4.1, and SSE 4.2. This means both processors are equipped with the same set of instructions, which are commonly used for a wide range of computing tasks, from multimedia processing to cryptography.

Additionally, both processors feature the NX bit (No Execute bit), which enhances security by preventing certain types of malicious code from executing in specific areas of memory. This feature is supported on both the Ryzen AI 5 330 and the Intel Core Ultra 9 285HX, offering a layer of protection against security vulnerabilities.