CPU Comparison
Intel Core i3-1315UE vs Core i5-1335U
A side-by-side comparison of specs, performance and value. The Intel Core i3-1315UE is a 6-core mobile processor featuring a hybrid architecture with 2 P-Cores and 4 E-Cores, designed for thin-and-light laptops and compact embedded systems requiring balanced performance and low power consumption.
The Bottom Line
Overview & Launch
Specifications Compared
Performance Compared
Productivity
Handles office applications, web browsing, and light multitasking smoothly. Stumbles with heavy spreadsheet calculations or large document processing.
Smooth performance for everyday office tasks and multitasking.
Gaming
Not designed for gaming. The UHD 64EU can handle very light e-sports titles at low settings but modern AAA games are unplayable.
Suitable only for e-sports and older games at reduced settings.
Virtualization
Limited by 6 cores and 15W TDP. Can run a single lightweight VM but not suitable for serious virtualization work.
Basic VM support, but constrained by core count and memory bandwidth.
Efficiency
Excellent power efficiency for its performance class. The hybrid design allows E-Cores to handle background tasks at minimal power draw.
Exceptional efficiency, ensuring long battery life for on-the-go use.
Specialized Performance
AI / ML
- No dedicated NPU or AI acceleration hardware
- CPU-based inference is slow due to low power budget
- Not suitable for running local AI models
- No dedicated AI hardware
- Relies on CPU/GPU for AI tasks
Content Creation
Gaming
- UHD Graphics 64EU is not a gaming GPU
- Can manage older 2D games and very light e-sports at 720p low
- No dedicated VRAM limits texture quality severely
- Modern games will experience severe bottlenecking
- Integrated GPU limits gaming potential
- Requires dual-channel RAM for best iGPU results
- Not designed for AAA titles
Industry Impact
Best CPU by Use Case
Target Audience
Strengths & Weaknesses
Pros
- Hybrid architecture brings better multi-threading to entry-level mobile
- Very low 15W base power for thin chassis designs
- Supports modern LPDDR5-6400 memory
- PCIe 4.0 support for faster NVMe storage
- Capable UHD Graphics 64EU for a 15W chip
Cons
- Very low 1.2 GHz base clock leads to sluggishness at sustained loads
- Only 8 PCIe lanes directly from the CPU
- No overclocking support
- Not suitable for gaming or content creation
- BGA package means no upgrade path
Pros
- Great power efficiency
- Solid single-core performance
- 10-core hybrid design
- Iris Xe 80EU graphics
- DDR5 support
Cons
- Low base clock speed
- Weak for heavy gaming
- BGA soldered
- Sustained performance limited by cooling
- Not an enthusiast chip
Competitors & Alternatives
Intel Core i3-1315UE
- AMD Ryzen 5 7530URival
Mobile
- AMD Ryzen 3 7320URival
Mobile
- Apple M2 (base)Rival
Mobile
- AMD Ryzen 5 5500URival
Mobile
- Qualcomm Snapdragon 8cx Gen 3Rival
Mobile
- Intel Core i5-1335UAlt
Significantly more P-Cores (4 vs 2) for better sustained performance with similar power characteristics.
- Intel Core i3-1215UEAlt
Nearly identical performance at potentially lower cost if found in a discounted laptop.
- Alt
Dramatically better efficiency and GPU performance in a similar power class.
Compare head-to-head - AMD Ryzen 3 7330UAlt
Competitive efficiency with RDNA 2 integrated graphics for light gaming.
Core i5-1335U
- AMD Ryzen 5 7530URival
Mobile
- AMD Ryzen 5 7640URival
Mobile
- Compare head-to-headApple M2Rival
Mobile
- Intel Core i5-1345URival
Mobile
- Qualcomm Snapdragon 8cx Gen 3Rival
Mobile
- Intel Core i7-1355UAlt
More EUs in the iGPU and higher clocks for better graphics.
- AMD Ryzen 7 7735UAlt
Stronger integrated Radeon graphics.
More P-cores for better sustained multi-threading at the cost of battery.
Compare head-to-head- Alt
Incredible battery life and passively cooled designs.
Compare head-to-head
Our Verdict on Each
A capable low-power hybrid processor that brings Intel's P-Core and E-Core design to the entry-level mobile segment, though its 15W base power envelope limits sustained performance under heavy workloads.
Best for: Purchasing a pre-built thin-and-light laptop where this CPU is included by the OEM.
Read the full reviewA highly capable mobile chip for daily tasks and light workloads, offering great efficiency and adequate burst speed for typical user needs.
Best for: Purchasing a mainstream ultrabook for school or office use.
Read the full reviewFrequently Asked Questions
Which is better, Intel Core i3-1315UE or Core i5-1335U?
Based on our editorial ratings, the Core i5-1335U comes out ahead with a score of 7.9/10. 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 i3-1315UE or Core i5-1335U?
For gaming, the Core i5-1335U leads with a gaming performance score of 60/100 among Intel Core i3-1315UE and Core i5-1335U.
Do Intel Core i3-1315UE and Core i5-1335U use the same socket?
No. They use different sockets (Intel Core i3-1315UE: BGA 1744, Core i5-1335U: Intel BGA 1744), so each needs a compatible motherboard.
Which has more cores?
The Core i5-1335U has the most cores. Core counts: Intel Core i3-1315UE (6 cores), Core i5-1335U (10 cores).
Which is faster in multi-core benchmarks?
The Core i5-1335U posts the highest multi-core benchmark score. Multi-core results: Core i5-1335U (9,300). Benchmark figures are approximate and workload-dependent.