CPU Comparison
Intel Core Ultra 9 275HX vs Intel Core Ultra 9 386H
A side-by-side comparison of specs, performance and value. The Intel Core Ultra 9 275HX is a high-performance mobile processor designed for enthusiast gaming laptops and portable workstations, offering a slightly more accessible entry point into the Arrow Lake-HX family. Built on TSMC’s advanced 3nm process, this processor features a robust 24-core hybrid architecture, combining 8 'Lion Cove' P-cores and 16 'Skymont' E-cores to deliver immense multi-threaded capabilities. While it shares the same core count as its 285HX sibling, the 275HX features slightly reduced clock speeds, with a base frequency of 2.7 GHz and a maximum turbo of 5.4 GHz. This minor reduction makes it highly attractive for system integrators looking to balance extreme performance with slightly more manageable thermal outputs. The chip operates at a 55W base TDP, scaling up to 160W during peak loads, and features an unlocked multiplier for enthusiasts. It comes equipped with 36MB of L3 cache and supports dual-channel DDR5-6400 memory. The inclusion of 20 PCIe Gen 5 lanes ensures ample bandwidth for top-tier discrete GPUs and high-speed NVMe arrays. Paired with Arc Xe-LPG Graphics (64EU) for basic display outputs, the 275HX is a versatile powerhouse that brings desktop-class multitasking and rendering capabilities to mobile platforms, making it a smart choice for high-end gaming and creator laptops.
The Bottom Line
Overview & Launch
Specifications Compared
Performance Compared
Productivity
Handles heavily threaded tasks with ease, losing only 1-2% to the 285HX.
16 hybrid cores handle photo editing, compiling, and office multitasking comfortably, with early benchmarks showing only modest gains over Arrow Lake‑H in some threaded workloads.
Gaming
Performs identically to the flagship in GPU-bound scenarios.
Strong single‑threaded clocks and modern caches deliver high‑refresh gaming in CPU‑bound titles, though the smaller 4‑core Xe3 iGPU is outpaced by AMD’s Radeon 890M in integrated‑GPU gaming.
Virtualization
Strong performance for local VMs, limited slightly by dual-channel memory.
Good for VMs and containers thanks to 16 threads and VT‑x/VT‑d support, but not at the level of higher‑power HX or desktop parts.
Efficiency
Power-hungry under load, requiring robust laptop cooling.
Intel 18A and the low‑power LP‑core cluster allow excellent battery life in light tasks, one of the biggest improvements over Arrow Lake‑H.
Specialized Performance
AI / ML
- 13 TOPS NPU included
- Total Int8 TOPS up to 36
- Relies heavily on CPU/dGPU for heavy AI
- 50 TOPS NPU5 is sufficient for many Copilot+‑style features
- OpenVINO, WindowsML, DirectML, ONNX RT supported
- Not designed for training; best for inference and on‑device AI assist
Content Creation
Gaming
- 5.4 GHz turbo is plenty for high-refresh-rate gaming
- Won't bottleneck high-end mobile GPUs
- Overclockable to match higher-tier SKUs
- 4.9 GHz P‑core turbo benefits CPU‑bound games
- 4 Xe3 iGPU cores are fine for light/older titles but not a substitute for a discrete GPU
- Best experience paired with at least an RTX 5060/5070 mobile GPU
Industry Impact
Best CPU by Use Case
Target Audience
Strengths & Weaknesses
Pros
- Excellent value for 24-core performance
- Unlocked multiplier allows matching flagship clocks
- 20 PCIe Gen 5 lanes for maximum expandability
- 36MB L3 cache keeps cores fed
- ECC memory support
Cons
- High power consumption (160W turbo)
- Requires heavy, thick laptop chassis for cooling
- Poor battery life efficiency
- Weak integrated graphics relative to CPU power
Pros
- Intel 18A process brings strong efficiency and good battery life in thin laptops
- 16 hybrid cores handle gaming, creation, and multitasking well
- 50 TOPS NPU enables modern AI features without heavy CPU/GPU usage
- Xe3 iGPU with ray tracing and AV1 encode is a clear step over older Intel iGPUs
- 25–80 W configurable power gives OEMs flexibility across form factors
Cons
- Modest CPU performance gains over Arrow Lake-H in some early benchmarks
- 4 Xe3 iGPU cores are outperformed by AMD’s Radeon 890M for integrated gaming
- Locked multiplier limits manual overclocking headroom
- 18 MB Smart Cache is smaller than the 24 MB on the previous Ultra 9 285H
- Real‑world performance heavily depends on OEM power tuning and cooling
Competitors & Alternatives
Intel Core Ultra 9 275HX
- AMD Ryzen 9 8945HXRival
Mobile (DTR)
- AMD Ryzen 9 7945HXRival
Mobile (DTR)
- Compare head-to-headIntel Core i9-14900HXRival
Mobile (DTR)
- Compare head-to-headIntel Core Ultra 9 285HXRival
Mobile (DTR)
- Compare head-to-headApple M3 MaxRival
Mobile Workstation
- AMD Ryzen 9 7900HXAlt
A strong competitor for pure gaming performance.
A more budget-friendly option for mid-range gaming.
Compare head-to-head- AMD Ryzen 7 8845HSAlt
If portability and battery life are higher priorities.
- AMD Ryzen 9 7945HX3DAlt
Features 3D V-Cache for superior gaming cache.
Intel Core Ultra 9 386H
- AMD Ryzen AI 9 HX 370Rival
High-Performance Mobile
- Compare head-to-headIntel Core Ultra 9 285HRival
High-Performance Mobile
- Compare head-to-headIntel Core Ultra 9 275HXRival
High-Performance Mobile (HX)
- AMD Ryzen AI 9 365Rival
Thin-and-Light Performance
- Compare head-to-headIntel Core Ultra X9 388HRival
Enthusiast Mobile
Same Panther Lake family with 16 cores and Arc B390 iGPU; better graphics and slightly higher clocks if you don’t need the Ultra 9 branding.
Compare head-to-headLower‑cost Panther Lake‑H part with 16 cores but lower clocks; good for budget‑conscious buyers who still want the new platform.
Compare head-to-head
Our Verdict on Each
Offers 95% of the flagship's performance for a better value, maintaining the massive 24-core layout and unlocked overclocking.
Best for: The Core Ultra 9 275HX is highly recommended for gamers and creators seeking near-flagship performance without paying the absolute premium for the highest-tier chips. If you are looking at a high-end gaming laptop and the 275HX option is significantly cheaper than the 285HX, it is often the smarter buy, as the 100MHz difference is negligible in real-world scenarios. It retains the unlocked multiplier, 24 cores, and 20 PCIe Gen 5 lanes, making it highly future-proof. However, like all HX chips, it requires a substantial cooling solution to manage its 160W turbo power, so prioritize laptops with robust thermal designs. Avoid this processor if you need a laptop for casual use or long battery life, as it is inefficient for light workloads. Pair it with a high-end GPU to get the most out of your investment.
Read the full reviewA very capable mobile flagship that finally brings Intel’s 18A process, strong single-threaded performance, and serious AI acceleration to laptops, though gains over the previous Arrow Lake-H generation are modest in some workloads.
Best for: High-end gaming or creator laptop where you care about AI features and battery life as much as raw CPU performance.
Read the full reviewFrequently Asked Questions
Which is better, Intel Core Ultra 9 275HX or Intel Core Ultra 9 386H?
Based on our editorial ratings, the Intel Core Ultra 9 275HX comes out ahead with a score of 8.8/10. That said, the best choice depends on your workload — check the spec and performance breakdown above for gaming, productivity and efficiency differences.
Which is faster for gaming, Intel Core Ultra 9 275HX or Intel Core Ultra 9 386H?
For gaming, the Intel Core Ultra 9 275HX leads with a gaming performance score of 96/100 among Intel Core Ultra 9 275HX and Intel Core Ultra 9 386H.
Which uses less power?
The Intel Core Ultra 9 386H has the lowest rated TDP. Power draw across these chips: Intel Core Ultra 9 275HX (55 W), Intel Core Ultra 9 386H (25 W).
Do Intel Core Ultra 9 275HX and Intel Core Ultra 9 386H use the same socket?
No. They use different sockets (Intel Core Ultra 9 275HX: Intel BGA 2114, Intel Core Ultra 9 386H: FCBGA2540), so each needs a compatible motherboard.
Which has more cores?
The Intel Core Ultra 9 275HX has the most cores. Core counts: Intel Core Ultra 9 275HX (24 cores), Intel Core Ultra 9 386H (16 cores).