Intel Core Ultra 7 366H

The Intel Core Ultra 7 366H is a mobile processor from Intel's Core Ultra Series 3, built on the Panther Lake architecture and fabricated on Intel's 3 nm process node. It offers 16 physical cores with 16 threads, a base clock of 2.00 GHz, and a boost clock of 4.80 GHz, all within a 45 W TDP. The chip integrates Intel Xe3 Graphics, supports DDR5 and LPDDR5X memory over a dual-channel interface with 115.2 GB/s of bandwidth, and connects via 12 PCIe Gen 5 lanes. It is designed for the Intel BGA 2540 socket and was released on 2026-01-04.

Benchmark Performance

The benchmark database currently records no benchmark scores for the Core Ultra 7 366H, reflected in an average benchmark score of 0. This means the part has not yet undergone the database's standardized testing, and its measured performance is pending. The processor's percentile ranking against all CPUs in the database is 50, placing it exactly at the median. This percentile is a meaningful data point: it indicates that, based on the aggregate dataset of comparable processors, the 366H is expected to perform in the middle of the pack. A median placement suggests it is neither a high-end enthusiast part nor a low-power efficiency chip, but rather a mainstream mobile processor with balanced capabilities.

Without recorded benchmark scores, the performance analysis must rely on the processor's specifications. The 16-core, 16-thread configuration provides substantial parallel throughput, and the 4.80 GHz boost clock supports high-frequency single-thread execution. The cache hierarchy — 192 KB of L1 per core, 2.5 MB of L2 per core, and 18 MB of shared L3 — is generous by mobile standards, which should help reduce memory latency. The 50th percentile ranking, combined with these specifications, paints a picture of a capable mid-tier mobile processor. However, the absence of benchmark data means that exact performance deltas relative to specific rivals cannot be stated. As scores are added, the nearestRivals field will populate, enabling precise percentage comparisons.

Single-Thread vs Multi-Thread Behavior

The Core Ultra 7 366H uses a 16-core, 16-thread design with no SMT. This means each physical core corresponds to exactly one logical thread. For multi-threaded workloads, this configuration allows all 16 cores to operate in parallel without the overhead of virtual thread scheduling. Applications that scale well with core count — such as video encoding, 3D rendering, and data analysis — should benefit from the full 16-core throughput. However, workloads that rely on more threads than physical cores, or that have irregular parallelism, may not extract as much performance as an SMT-enabled processor with 16 cores and 32 threads.

The clock frequency range is notable: a base of 2.00 GHz and a boost of 4.80 GHz, a wide spread that indicates the processor can idle at low frequencies to save power and ramp up to high frequencies when demand is high. For single-threaded tasks, the 4.80 GHz boost clock is a strong figure. Web browsing, office productivity, and single-threaded legacy applications will see responsive performance. The per-core L2 cache of 2.5 MB is particularly beneficial for single-threaded workloads, as it keeps a large portion of the working set close to the core, reducing the need to access the shared 18 MB L3 or system memory.

The 18 MB shared L3 cache serves as a communication hub for the 16 cores in multi-threaded scenarios, allowing efficient data sharing between cores. The memory subsystem, with dual-channel DDR5 or LPDDR5X and 115.2 GB/s bandwidth, provides sufficient data throughput to feed 16 cores under most conditions. The overall behavior suggests a balanced design: strong single-thread performance from the high boost clock and large per-core caches, and robust multi-thread performance from the 16 physical cores, with the caveat that the lack of SMT may be a limiting factor in certain highly threaded workloads.

Power and Thermals

The 45 W TDP places the Core Ultra 7 366H in the mainstream mobile performance category. This is a common TDP for laptops that need sustained performance for productivity and content creation, while remaining cool enough for thin-and-light chassis. The 3 nm process node from Intel is a key factor in power efficiency; smaller transistors switch faster and leak less current, enabling higher performance at the same power draw compared to larger nodes.

A 45 W TDP implies that a capable cooling solution is required. Laptop designs using this processor will likely incorporate dual fans or a substantial vapor chamber to maintain boost clocks under sustained all-core loads. The 4.80 GHz boost clock generates significant heat when all 16 cores are active, so thermal throttling is a risk in poorly designed chassis. The Intel BGA 2540 socket means the processor is soldered to the motherboard, so users cannot upgrade or replace it; this is standard for mobile parts.

The integrated Intel Xe3 Graphics shares the same thermal and power budget as the CPU cores. In scenarios where both the CPU and iGPU are under load, the total power draw may approach or exceed the 45 W TDP, requiring the cooling system to handle the combined heat output. The 115.2 GB/s memory bandwidth is shared between the CPU and iGPU, which could become a bottleneck in memory-intensive graphics workloads. For users planning to use a discrete GPU, the 12 PCIe Gen 5 lanes provide a fast connection, though the lane count is limited compared to desktop platforms.

Who Should Consider It

The Core Ultra 7 366H is best suited for users who need a mobile processor with strong multi-threaded performance in a 45 W envelope. Content creators who edit video, render 3D scenes, or compile large codebases will benefit from the 16 physical cores. The 4.80 GHz boost clock ensures that single-threaded tasks — such as spreadsheet calculations, document formatting, and web browsing — remain responsive. The generous cache hierarchy, with 2.5 MB of L2 per core and 18 MB of shared L3, supports both single-thread and multi-thread workloads by reducing memory access latency.

Gamers who plan to use the integrated Intel Xe3 Graphics should expect playable performance in less demanding titles at lower settings. For higher-end gaming, pairing this processor with a discrete GPU is recommended, and the 12 PCIe Gen 5 lanes provide a fast connection for a dedicated graphics card. The memory support for DDR5 and LPDDR5X, with dual-channel configuration and 115.2 GB/s bandwidth, makes this a solid choice for memory-sensitive workloads such as data science and simulation.

The lack of ECC memory support means this processor is not aimed at mission-critical server or workstation environments. Office users running standard productivity suites will find the 16 cores more than adequate, and the 45 W TDP allows for thinner laptop designs compared to higher-power parts. The 50th percentile ranking indicates that this processor is positioned in the middle of the market, making it a reasonable choice for mainstream users who want balanced performance without seeking the absolute fastest mobile chip.

How It Compares

The database currently lists no nearest rivals for the Core Ultra 7 366H, as the nearestRivals field is empty. This means there are no benchmark scores or percentage deltas to reference for direct comparison with competing processors. The 50th percentile ranking against all CPUs in the database provides a general reference point: the 366H sits at the median, meaning half of all tracked processors score higher and half score lower. This broad positioning is useful for understanding the part's market placement, but specific rival comparisons cannot be made until benchmark data is recorded.

Without nearest rival data, percentage deltas such as "ahead of X by Y percent" cannot be provided. The processor's defining characteristics — the Panther Lake architecture, the 3 nm process node, and the 16-core/16-thread configuration — are its primary differentiators, but quantitative comparison to competitors requires benchmark scores. As testing is completed and scores are recorded, the nearestRivals field will populate, and a more precise competitive analysis can be performed. Until then, the 50th percentile is the only comparative metric available.

FAQ

Q: How many cores and threads does the Intel Core Ultra 7 366H have?

A: It has 16 cores and 16 threads, with no SMT — each core handles exactly one thread.

Q: What is the boost clock speed?

A: The boost clock is 4.80 GHz, while the base clock is 2.00 GHz.

Q: What memory types does it support?

A: It supports DDR5 and LPDDR5X memory in a dual-channel configuration, with a memory bandwidth of 115.2 GB/s.

Q: What is the TDP of this processor?

A: The TDP is 45 W, placing it in the mainstream mobile performance tier.

Q: Does it have integrated graphics?

A: Yes, it integrates Intel Xe3 Graphics.

Q: What process node is it built on?

A: It is built on Intel's 3 nm process node.