Quick Verdict
A highly capable mobile chip for daily tasks and light workloads, offering great efficiency and adequate burst speed for typical user needs.
Overview
Launch
2023
Status
ActiveGeneration
13th Gen
Market
Mobile
The Intel Core i5-1335U is a 10-core mobile processor tailored for mainstream ultrabooks. Featuring 2 Performance cores and 8 Efficient cores, it balances daily responsiveness with power efficiency. Operating at a 15W base TDP, it can boost up to 4.6 GHz when demanding applications require quick bursts of speed. The integrated Iris Xe Graphics with 80 Execution Units handles 4K video decoding and casual gaming with ease. Supporting DDR4 and DDR5 memory alongside PCIe Gen 4, the i5-1335U is a versatile engine for everyday computing, providing modern connectivity features in a thermally constrained mobile package.
The Intel Core i5-1335U brings 13th-gen hybrid architecture to mainstream ultrabooks. With 2 P-cores and 8 E-cores, it delivers solid single-threaded responsiveness and background task handling. Its 15W base power ensures long battery life, while the 4.
6 GHz boost handles immediate workloads. The Iris Xe 80EU GPU ensures smooth media experiences, making it an excellent daily driver.
Specifications
Performance
Smooth performance for everyday office tasks and multitasking.
Basic VM support, but constrained by core count and memory bandwidth.
Suitable only for e-sports and older games at reduced settings.
Exceptional efficiency, ensuring long battery life for on-the-go use.
- •Integrated GPU limits gaming potential
- •Requires dual-channel RAM for best iGPU results
- •Not designed for AAA titles
- •No dedicated AI hardware
- •Relies on CPU/GPU for AI tasks
Architecture
Intel 7 (10nm)
Process Node
Raptor Lake-U
Codename
10C / 12T
Core Config
12 MB
L3 Cache
15 W
TDP
Architecture Overview
Raptor Lake-U optimizes the hybrid architecture for low-power mobile devices. The i5-1335U focuses on delivering peak single-thread burst performance while maintaining a highly efficient multi-thread baseline for extended battery life.
CPU Design
2 Raptor Cove P-cores boost up to 4.6 GHz for demanding tasks, while 8 Gracemont E-cores efficiently process background threads at lower power.
Memory Subsystem
Integrated memory controller supports DDR4-3200 and DDR5-5200, giving manufacturers options for budget or performance-oriented designs.
PCIe & I/O
Features 8 PCIe Gen 4 lanes directly from the CPU, typically dedicated to the primary NVMe SSD for fast storage access.
Overclocking
Locked multiplier; performance tuning is limited to power limit adjustments by the laptop OEM.
- Higher max turbo frequency
- Better E-core performance
- Refined power management
Key Highlights
- Great power efficiency
- Solid single-core performance
- 10-core hybrid design
- Iris Xe 80EU graphics
- DDR5 support
- Low base clock speed
- Weak for heavy gaming
- BGA soldered
- Sustained performance limited by cooling
- Not an enthusiast chip
History
The Core i5-1335U debuted as the workhorse of Intel's 13th-gen ultrabook lineup. Following the successful introduction of the hybrid architecture in 12th gen, Intel focused on refining the formula. By retaining the 2P+8E layout but pushing frequencies higher, the 1335U offered a no-compromise experience for everyday users.
It cemented Intel's dominance in the thin-and-light Windows laptop market, ensuring that even base models had ample multi-threading headroom for modern app workloads.
Improvements over Previous Generation
- Higher max turbo frequency
- Better E-core performance
- Refined power management
Alternatives & Competitors
Should You Buy It?
Recommended for the right buyer
Purchasing a mainstream ultrabook for school or office use.
Avoid if…
- You play modern 3D games
- You need sustained multi-core performance
- You edit 4K video regularly
Use Cases
Interesting Facts
The i5-1335U is one of the most common chips in 2023 ultrabooks.
Its E-cores handle background tasks like music playback and downloads silently.
Iris Xe graphics can run Minecraft at playable frame rates.
It supports Intel Deep Learning Boost for basic AI workloads.
The 55W turbo limit is rarely sustained for more than 10-20 seconds.
It natively supports AV1 video decoding.
DDR5 support is a major upgrade over older mobile platforms.
It features hardware-level security with Intel TDT.
The base clock of 1.3 GHz is very conservative to save battery.
It uses the same die as higher-end i7 U-series chips with disabled GPU EUs.
People Also Ask
Is Core i5-1335U good for daily use?
Yes, it excels at daily tasks like browsing, office apps, and media consumption.
Can the i5-1335U run Photoshop?
Yes, it can run Photoshop for basic photo editing, though large brushes and heavy filters may be slower.
What is the difference between i5-1335U and i5-1235U?
The i5-1335U has slightly higher clock speeds and better E-core performance than the 12th gen i5-1235U.
Does i5-1335U support 4K displays?
Yes, the Iris Xe graphics can output to 4K displays and decode 4K video smoothly.
Is 1335U good for programming?
Yes, it's capable for coding, running IDEs, and light containerization.
How long does a 1335U laptop battery last?
Depending on the battery size, it can easily last 8-12 hours of light use due to the 15W TDP.
Can you game on i5-1335U?
Only lightly. E-sports titles like CS:GO and Valorant run well, but modern AAA games do not.
What RAM speed does i5-1335U support?
It supports DDR5-5200 and DDR4-3200.
Does i5-1335U have vPro?
No, the standard 1335U lacks vPro. You need the 1345U for vPro support.
What process node is the i5-1335U?
It is manufactured on Intel 7 (10nm) process.
Frequently Asked Questions
What generation is the i5-1335U?
13th Generation (Raptor Lake).
Can I upgrade the i5-1335U?
No, it is soldered to the motherboard.
Does the i5-1335U get hot?
It runs cool under normal use, but can get warm during extended turbo boost periods.
What is the maximum turbo power?
Up to 55W for short durations.
Does it support Thunderbolt?
Yes, it supports Thunderbolt 4 via the PCH.
How many E-cores does the i5-1335U have?
It has 8 Efficient cores.
Is it good for video editing?
Only for basic 1080p editing. 4K editing will be slow.
What integrated graphics does it have?
Intel Iris Xe Graphics with 80 Execution Units.
What is the TDP of the i5-1335U?
The base TDP is 15W.
Does it support AV1?
Yes, it supports AV1 hardware decoding.