CPU Comparison
Intel Core Ultra 7 265HX vs Intel Core Ultra 9 275HX
A side-by-side comparison of specs, performance and value. The Intel Core Ultra 7 265HX is a formidable mobile processor launched in January 2025, positioned within the Arrow Lake-HX family. It distinguishes itself with a 20-core, 20-thread configuration, utilizing 8 'Lion Cove' P-Cores and 12 'Skymont' E-Cores. What sets the 265HX apart is its higher base frequency of 2.6 GHz and a robust 5.3 GHz turbo boost, making it slightly faster out of the box compared to the 255HX. Built on TSMC's 3nm process, it features a 243 mm² die and 17.8 billion transistors. Designed for enthusiast gaming laptops and mobile workstations, it operates with a 55W base power and a 160W maximum turbo power. The processor includes an unlocked multiplier, Arc Xe-LPG Graphics 64EU, and a 13 TOPS NPU. With dual-channel DDR5-6400 support and 20 PCIe Gen 5 lanes, it is tailored for users needing uncompromising performance on the go.
The Bottom Line
Overview & Launch
Specifications Compared
Performance Compared
Productivity
Excellent multi-core scores in Cinebench and Blender, benefiting from the high 2.6 GHz base clock.
Handles heavily threaded tasks with ease, losing only 1-2% to the 285HX.
Gaming
Top-tier gaming performance, easily driving high-refresh-rate panels without bottlenecking modern mobile GPUs.
Performs identically to the flagship in GPU-bound scenarios.
Virtualization
Handles heavy virtualization workloads effortlessly with 20 physical cores.
Strong performance for local VMs, limited slightly by dual-channel memory.
Efficiency
Designed for raw power, efficiency takes a back seat with up to 160W draw.
Power-hungry under load, requiring robust laptop cooling.
Specialized Performance
AI / ML
- NPU 3 provides 13 TOPS
- Total platform AI is 33 TOPS
- Handles basic AI background tasks well
- 13 TOPS NPU included
- Total Int8 TOPS up to 36
- Relies heavily on CPU/dGPU for heavy AI
Content Creation
Gaming
- High base clock minimizes frame drops
- Ideal for RTX 4090 Mobile or equivalent
- Excellent for CPU-bound simulation games
- 5.4 GHz turbo is plenty for high-refresh-rate gaming
- Won't bottleneck high-end mobile GPUs
- Overclockable to match higher-tier SKUs
Industry Impact
Best CPU by Use Case
Target Audience
Strengths & Weaknesses
Pros
- High 2.6 GHz base clock
- 20 physical cores (8P+12E)
- Unlocked multiplier
- 5.3 GHz max turbo
- Massive 30 MB L3 cache
Cons
- Very high power consumption
- 13 TOPS NPU is relatively low
- Heavy and thick laptop requirements
- BGA socket prevents user upgrades
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
Competitors & Alternatives
Intel Core Ultra 7 265HX
- AMD Ryzen 9 8945HXRival
Mobile
- Compare head-to-headIntel Core Ultra 9 285HXRival
Mobile
- AMD Ryzen 9 7945HXRival
Mobile
- Compare head-to-headIntel Core i9-14900HXRival
Mobile
- RivalCompare head-to-head
Slightly lower clocks but essentially the same silicon for less.
Compare head-to-headFor users who want better battery life and portability.
Compare head-to-head- AMD Ryzen 7 8845HSAlt
More efficient alternative for moderate gaming.
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.
Our Verdict on Each
An exceptionally fast mobile CPU that bridges the gap between desktop and laptop performance with high base clocks and massive core counts.
Best for: High-end desktop replacement laptop
Read the full reviewOffers 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 reviewFrequently Asked Questions
Which is better, Intel Core Ultra 7 265HX or Intel Core Ultra 9 275HX?
Based on our editorial ratings, the Intel Core Ultra 7 265HX comes out ahead with a score of 8.9/10. 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 7 265HX or Intel Core Ultra 9 275HX?
For gaming, the Intel Core Ultra 9 275HX leads with a gaming performance score of 96/100 among Intel Core Ultra 7 265HX and Intel Core Ultra 9 275HX.
Do Intel Core Ultra 7 265HX and Intel Core Ultra 9 275HX use the same socket?
Yes — all of these CPUs use the Intel BGA 2114 socket, so they share compatible motherboards.
Which has more cores?
The Intel Core Ultra 9 275HX has the most cores. Core counts: Intel Core Ultra 7 265HX (20 cores), Intel Core Ultra 9 275HX (24 cores).