Intel Core i3-1305U
Expert rating7.7 / 10
- Brand:
- Intel
- Form Factor:
- Laptop
- CPU Socket:
- BGA 1744 (BGA, soldered)
- Core/Thread Count:
- 5C/6T
- TDP:
- 15W
- iGPU:
- Intel Iris Xe Graphics (reduced EU)
- CPU Series:
- Core i3
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Manufacturer: Intel Last updated: 2026-10-10
Intel Core i3-1305U Review
Intel Core i3-1305U 5-core 6-thread laptop (ultra-low power) processor, 1.6GHz base / 4.6GHz boost, 15W TDP, Raptor Lake, BGA 1744 (BGA, soldered) socket
The Intel Core i3-1305U is an ultra-low-power mobile chip for thin-and-light and business laptops prioritizing battery life. Built on Intel's Raptor Lake architecture, it pairs 5 cores and 6 threads with a 1.6GHz base clock that boosts up to 4.6GHz and Intel Iris Xe Graphics (reduced EU) graphics, all within a 15W envelope.
Performance and Architecture
With 5 cores and 6 threads, the Intel Core i3-1305U is built on Intel's Raptor Lake generation. Its 1.6GHz base clock boosts up to 4.6GHz, and Intel Iris Xe Graphics (reduced EU) graphics handle everyday display and light content-creation tasks.
Measured results
Geekbench scores
| Geekbench 6, Single-Core Median of 2 independently published results. | 2,138 2,124 to 2,152 |
Platform and Efficiency
The Intel Core i3-1305U uses the BGA 1744 (BGA, soldered) platform in a 15W envelope, positioned as an ultra-low-power mobile chip for thin-and-light and business laptops prioritizing battery life.
Comparison to Alternatives
Within the Core i3 lineup in this catalog, the Intel Core i3-1305U sits among other Raptor Lake parts at the 5-core tier, differentiated mainly by suffix, clock speed, and TDP. Against AMD's Ryzen processors in this catalog at a similar tier, Intel's Core i3 competes on single-thread performance and platform pricing, while against Intel's own Core Ultra parts in this catalog it lacks the on-die NPU but often costs less.
Our verdict
Reviewed by Burooj Alam. Rated by us, not by users.
Expert rating7.7 / 10
The Intel Core i3-1305U prioritizes battery life and portability, fitting thin business and everyday laptops rather than performance-first designs.
Best for
- Ultra-thin laptops
- Business laptops
- All-day battery life
Not for
- Gaming laptops
- Heavy sustained workloads
- Content creation
Specifications
What these specs meanIdentity
| Codename | Raptor Lake |
|---|---|
| Release Year | 2023 |
Segment and platform
| Market Segment | Laptop |
|---|---|
| Microarchitecture | Raptor Lake |
| Socket | BGA 1744 (BGA, soldered) |
| Process Node | 7 nm |
Core configuration
| Total Cores | 5 |
|---|---|
| Performance Cores | 1 |
| Efficiency Cores | 4 |
| Total Threads | 6 |
| SMT Enabled | Yes |
Clock speeds
| P-Core Base Clock | 1.6 GHz |
|---|---|
| P-Core Boost Clock | 4.5 GHz |
Cache
| L3 Cache | 10 MB |
|---|
Power and thermal
| Base Power | 15 W |
|---|---|
| Max Turbo Power | 55 W |
Memory
| Memory Type | DDR5, DDR4, LPDDR5/x, LPDDR4x |
|---|
Graphics and AI
| Integrated Graphics | Yes |
|---|
| Form Factor | Laptop |
|---|---|
| TDP | 15 W |
| iGPU | Intel UHD Graphics |
FAQs
What are the key specifications of the Intel Core i3-1305U?
The Intel Core i3-1305U has 5 cores and 6 threads, a 1.6 GHz base and 4.5 GHz boost clock, 10 MB of L3 cache and a 15 W TDP. Integrated graphics: Intel UHD Graphics. Socket: BGA 1744 (BGA, soldered).
Will the Intel Core i3-1305U work with my current setup?
The Intel Core i3-1305U lists Socket is BGA 1744 (BGA, soldered). Check that against the hardware you already own before buying, since this is the field that most often decides whether a part fits.
Who is the Intel Core i3-1305U best suited to?
Best suited to: Ultra-thin laptops; Business laptops; All-day battery life.
What are the drawbacks of the Intel Core i3-1305U?
Not the best fit for: Gaming laptops; Heavy sustained workloads; Content creation.