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Intel Core Ultra 5 336H specifications and in-depth review

Intel Core Ultra 5 336H

Manufacturer: Intel

The Intel Core Ultra 5 336H is a laptop processor built around a hybrid core architecture that blends different core types to balance efficiency and responsiveness. It operates within a 25W thermal design envelope, making it suited for thin-and-light notebook designs where thermal headroom is limited. The chip supports 64-bit computing and connects to the platform via PCIe 5, reflecting a relatively current platform foundation.

On the performance side, the Core Ultra 5 336H runs a 16-core configuration across three clusters — four cores at 1.9 GHz and two groups of four at 1.5 GHz — with a turbo frequency reaching up to 4.6 GHz via Turbo Boost 2. It carries 18 MB of L3 cache and supports 12 threads. The integrated graphics top out at 2300 MHz with DirectX 12 Ultimate, OpenGL 4.6, and OpenCL 3 support across up to four simultaneous displays. Memory support extends to DDR5 at up to 8533 MHz across two channels, with a maximum capacity of 128 GB. The instruction set includes AVX2, FMA3, AES, and SSE 4.2, among others.

Pros
  • Supports DDR5 memory at speeds up to 8533 MHz across two channels, allowing for fast data throughput in memory-intensive tasks
  • Can address up to 128 GB of RAM, offering substantial headroom for demanding workloads on a laptop platform
  • The hybrid core layout using big.LITTLE technology distributes workloads across 16 cores, helping balance active performance with efficiency
  • Integrated graphics support up to four simultaneous displays and are compatible with DirectX 12 Ultimate, OpenGL 4.6, and OpenCL 3
  • PCIe 5 connectivity provides a current-generation interface for fast peripheral and storage communication
  • Includes hardware AES instruction support and an NX bit for a baseline level of hardware-assisted security
Cons
  • At 12 threads across 16 cores, the thread count is relatively limited given the core configuration, which may constrain heavily multithreaded workloads
  • The 25W TDP is fixed, which can limit sustained peak performance in thermally constrained laptop chassis
  • Turbo Boost version 2 is an older iteration of the technology, offering less granular performance scaling than newer boost implementations
  • No benchmark data is provided, making it difficult to assess real-world performance characteristics from the available specs alone
Who is this for?

This processor is a reasonable fit for users who need a capable laptop chip for productivity-focused and moderately demanding workloads, such as content creation, office applications, and multitasking across several applications simultaneously. The support for up to 128 GB of DDR5 RAM and a four-display output from the integrated graphics make it well-suited for professionals working across multiple screens or handling large datasets. The inclusion of AVX2, FMA3, and AES instruction sets also makes it a reasonable choice for users who work with encrypted data pipelines or compute-intensive software that can leverage these extensions.

Who is this NOT for?

Users looking for a chip to handle sustained, heavy workloads such as high-end video rendering or large-scale 3D processing may find the 25W TDP limiting, as thermal constraints in a laptop chassis can restrict how long the processor maintains peak frequencies. The integrated graphics, while reasonably featured, are not designed for dedicated GPU-class gaming or professional GPU compute tasks that require discrete graphics memory and higher shader throughput. Additionally, those who rely on deeply multithreaded workflows may find the 12-thread ceiling restrictive given the 16-core layout, where thread availability does not scale proportionally with the core count.

General info:

Type Laptop
Has integrated graphics ✓
Thermal Design Power (TDP) 25W
CPU temperature 100 °C
PCI Express (PCIe) version 5
Supports 64-bit ✓

The Intel Core Ultra 5 336H is a laptop-class processor that includes integrated graphics and operates within a 25W thermal design power (TDP) envelope, with a maximum CPU temperature rating of 100 °C. It supports 64-bit computing and connects to the platform through PCI Express 5, the current generation of the PCIe interface.

Performance:

CPU speed 4 x 1.9 & 8 x 1.5 & 4 x 1.5 GHz
CPU threads 12 threads
turbo clock speed 4.6GHz
L3 cache 18 MB
Uses big.LITTLE technology ✓
Turbo Boost version 2

The processor uses big.LITTLE technology across 16 cores arranged in three frequency clusters — four cores at 1.9 GHz and two separate groups of four cores each running at 1.5 GHz — while handling 12 threads in total. With Turbo Boost 2, it can reach a peak clock speed of 4.6 GHz under load. An 18 MB L3 cache supports the core complex, helping to reduce memory latency during demanding workloads.

Benchmarks:

Integrated graphics:

GPU turbo 2300 MHz
DirectX version DirectX 12 Ultimate
supported displays 4
OpenGL version 4.6
OpenCL version 3

The integrated graphics unit reaches a turbo frequency of 2300 MHz and supports up to four displays simultaneously. On the API side, it is compatible with DirectX 12 Ultimate, OpenGL 4.6, and OpenCL 3, covering a broad range of graphics and compute workloads handled directly by the processor.

Memory:

RAM speed (max) 8533 MHz
DDR memory version 5
memory channels 2
maximum memory amount 128GB

The processor supports DDR5 memory across two channels, with a maximum RAM speed of 8533 MHz. System memory can be configured up to a maximum capacity of 128 GB, providing considerable headroom for memory-intensive workloads.

Features:

instruction sets MMX, F16C, FMA3, AES, AVX, AVX2, SSE 4.1, SSE 4.2
Has NX bit ✓

The processor supports a broad set of instruction set extensions, including AVX2, FMA3, and AES, alongside MMX, F16C, AVX, SSE 4.1, and SSE 4.2, collectively enabling a wide range of compute, floating-point, and hardware-accelerated encryption operations. It also includes the NX bit, a hardware security feature used to help prevent certain classes of malicious code execution.

Final Verdict

The Intel Core Ultra 5 336H is a well-rounded laptop processor that covers a meaningful range of use cases through its hybrid 16-core architecture, DDR5 memory support up to 8533 MHz, and integrated graphics capable of driving four displays with DirectX 12 Ultimate compatibility. Its support for up to 128 GB of DDR5 RAM stands out as a particularly practical strength for professionals handling memory-intensive tasks on a mobile platform. That said, the 25W thermal envelope and 12-thread ceiling do place natural limits on sustained heavy workloads and deeply parallel computing scenarios. Overall, the Core Ultra 5 336H is best positioned as a capable chip for productivity-driven laptop users who benefit from modern memory bandwidth and versatile display output, rather than those pushing the boundaries of GPU-class graphics or extreme multithreaded processing.