CPU Comparison

Intel Core i3-1215U vs Intel Core i3-N300

A side-by-side comparison of specs, performance and value. The Intel Core i3-1215U is a 6-core (2P+4E), 8-thread mobile processor built on the Alder Lake-U architecture, featuring UHD Graphics 64EU and a 15W base TDP for mainstream thin-and-light laptops.

Top pick
Intel · Core i3
Intel Core i3-1215U
6C / 8T4.4 GHz15 W
6
Full review
Intel · Core i3
Intel Core i3-N300
8C / 8T3.7 GHz7 W
4.5
Full review

The Bottom Line

Overview & Launch

Brand
Intel
Intel
Market
Mainstream Laptop
Ultra-Low-Power Mobile
Segment
Mobile
Mobile
Generation
12th Gen Core i3 (Alder Lake-U)
Alder Lake-N
Launched
2022
2023
Status
Active
Active
Codename
Alder Lake-U
Gracemont
Series
Core i3
Core i3
Family
Alder Lake
Alder Lake-N
Predecessor
Intel Core i3-1115G4
No direct predecessor
Successor
Intel Core i3-1315U
No direct successor confirmed

Specifications Compared

Cores & Clocks
Cores
6
8
Threads
8
8
Base Clock
1.2 GHz
0.1 GHz
Boost Clock
4.4 GHz
3.7 GHz
Cache & Power
L3 Cache
10 MB
6 MB
TDP
15 W
7 W
Architecture
Architecture
Alder Lake-U
Alder Lake-N (Gracemont only)
Process Node
10nm (Intel 7)
10nm (Intel 7)
Memory
Memory Type
DDR4, DDR5, LPDDR4X, LPDDR5
DDR4, LPDDR5
Memory Speed
DDR4-3200 / DDR5-4800 / LPDDR4X-4267 / LPDDR5-5200
DDR4-3200 / LPDDR5-4800
Memory Channels
Dual (2)
Single (1)
Platform & I/O
Socket
BGA 1744
BGA 1264
PCIe Version
PCIe 4.0
PCIe 3.0
PCIe Lanes
20
9
Integrated GPU
Yes
Yes
Unlocked
No
No

Specialized Performance

AI / ML

Intel Core i3-1215UMinimal
  • No dedicated AI acceleration hardware
  • 2 P-cores provide limited CPU inference capability
  • Not suitable for AI or ML development workloads
Intel Core i3-N300Minimal
  • No dedicated AI acceleration
  • AVX-VNNI support exists but performance is minimal at 7W
  • Not suitable for any AI workload

Content Creation

Intel Core i3-1215UNot Applicable
Basic Document EditingLight Spreadsheet WorkSimple Presentations
Intel Core i3-N300Not Applicable

Gaming

Intel Core i3-1215UNot Applicable
  • Not designed for gaming workloads
  • UHD 64EU can manage 2D games and very basic 3D
  • Modern AAA titles will not run at playable frame rates
  • Older eSports titles at lowest settings may be marginally playable
Intel Core i3-N300Not Applicable
  • Not designed for gaming
  • 7W power budget prevents sustained GPU performance
  • Single-channel memory further limits graphics capability
  • Only suitable for 2D and very basic 3D applications

Industry Impact

Gaming
None
None
Workstations
None
None
Content Creation
Low
None
Virtualization
None
None

Best CPU by Use Case

Web Browsing and Email
Excellent
Microsoft Office and Google Workspace
Excellent
Video Conferencing (Zoom, Teams)
Good
Media Streaming (Netflix, YouTube)
Excellent
Light Multitasking
Good
Fanless Mini PC
Good
Chromebook
Excellent
Media Streaming Device
Excellent
Basic Web Browsing
Good
Always-On Home Server
Basic

Target Audience

Gamers
Content Creators
Developers
Workstation Users
Streamers
Office / Productivity
Targeted
Students
Targeted
Targeted

Strengths & Weaknesses

Intel Core i3-1215U

Pros

  • Hybrid architecture brings efficiency gains to the i3 tier
  • 2 P-cores provide responsive single-threaded performance
  • 4 E-cores handle background tasks without waking P-cores
  • Broad memory compatibility for OEM flexibility
  • 15W TDP enables excellent battery life
  • 20 PCIe Gen 4 lanes for fast storage

Cons

  • Only 8 threads limit heavy multitasking
  • 15W base power constrains sustained performance
  • E-cores lack Hyper-Threading
  • UHD 64EU integrated graphics are weak for 3D workloads
  • BGA package means no CPU upgrade path
  • E-core L2 cache is 2MB per module (less than Raptor Lake's 4MB)
Intel Core i3-N300

Pros

  • 7W TDP enables truly fanless designs
  • 8 threads provide basic parallel capability
  • Full x86 Windows compatibility at tablet-level power
  • UHD Graphics 770 at full 1250 MHz clock
  • Very low idle power consumption
  • Excellent for Chromebook and media streaming use cases

Cons

  • 7W severely limits sustained performance
  • No P-cores means weak single-threaded response
  • Single-channel memory halves available bandwidth
  • Only 9 PCIe 3.0 lanes
  • 6MB L3 cache for 8 cores is lean
  • Will feel slow for any non-trivial Windows workload

Competitors & Alternatives

Intel Core i3-1215U

  • AMD Ryzen 3 5300U

    Budget Mobile

    Rival
  • AMD Ryzen 5 5500U

    Mainstream Mobile

    Rival
  • AMD Ryzen 5 5625U

    Mainstream Mobile

    Rival
  • Apple M1 (base)

    Premium Mobile

    Rival
  • Intel Core i5-1235U

    Mid-Range Mobile

    Rival
    Compare head-to-head
  • Raptor Cove P-cores offer better IPC and higher boost clocks for similar power.

    Compare head-to-head
  • AMD Ryzen 3 5425U
    Alt

    Zen 3 architecture provides competitive efficiency for basic computing tasks.

  • Apple M1 (base MacBook Air)
    Alt

    Dramatically better performance per watt and battery life at a higher price point.

Intel Core i3-N300

  • AMD Ryzen 3 7320U

    Budget Mobile

    Rival
  • MediaTek Kompanio 1380

    Chromebook

    Rival
  • Qualcomm Snapdragon 7c Gen 2

    Always-Connected

    Rival
  • Intel Core i3-N305

    Budget Mini PC

    Rival
    Compare head-to-head
  • Intel Celeron N5095

    Entry Mini PC

    Rival
  • Intel Pentium Silver N6005
    Alt

    Even lower-cost option for the most basic computing needs.

Our Verdict on Each

A competent entry-level hybrid mobile chip that introduced the P+E architecture to the i3 laptop segment. Adequate for everyday tasks, though the 8-thread ceiling and 15W power limit constrain heavier workloads.

Best for: Purchasing a budget to mid-range laptop in 2022-2023 for everyday tasks, schoolwork, and office use where battery life matters more than raw performance.

Read the full review

An impressive technical achievement in power efficiency, packing 8 E-cores into 7W. However, the combination of no P-cores, single-channel memory, and PCIe 3.0 limits it to the simplest computing tasks where power draw matters more than speed.

Best for: Fanless mini PC or Chromebook purchase where silence, minimal power draw, and adequate basic performance are the primary requirements.

Read the full review

Frequently Asked Questions

Which is better, Intel Core i3-1215U or Intel Core i3-N300?

Based on our editorial ratings, the Intel Core i3-1215U comes out ahead with a score of 6/10. That said, the best choice depends on your workload — check the spec and performance breakdown above for gaming, productivity and efficiency differences.

Which uses less power?

The Intel Core i3-N300 has the lowest rated TDP. Power draw across these chips: Intel Core i3-1215U (15 W), Intel Core i3-N300 (7 W).

Do Intel Core i3-1215U and Intel Core i3-N300 use the same socket?

No. They use different sockets (Intel Core i3-1215U: BGA 1744, Intel Core i3-N300: BGA 1264), so each needs a compatible motherboard.

Which has more cores?

The Intel Core i3-N300 has the most cores. Core counts: Intel Core i3-1215U (6 cores), Intel Core i3-N300 (8 cores).