Home > CPU Comparison > Core i3 1315U or Core i3 1305U: what's better?

Intel Core i3 1315U vs i3 1305U

41 out of 100
Intel Core i3 1315U
VS
40 out of 100
Intel Core i3 1305U
Intel Core i3 1315U
Intel Core i3 1305U

We compared two laptop CPUs: the 1.2 GHz Intel Core i3 1315U with 6-cores against the 1.6 GHz i3 1305U with 5-cores. On this page, you'll find out which processor has better performance in benchmarks, games and other useful information.

  1. Review
  2. Differences
  3. Performance
  4. Specs
  5. Comments

Review

General overview and comparison of the processors
Single-Core Performance
Performance in single-threaded apps and benchmarks
Multi-Core Performance
Measure performance when all cores are involved
Power Efficiency
The efficiency score of power consumption
Integrated Graphics
iGPU capabilities for gaming and 3D-intensive tasks
NanoReview Final Score
Choose your main usage scenario to recalculate the Final Score and see which CPU suits your needs.
๐Ÿ”Œ Usage Scenario:

Test in Benchmarks

Comparing the performance of CPUs across various tasks
CPU:
Core i3 1315U
vs
Core i3 1305U

Cinebench

Reputable cross-platform benchmark for high-performance processors
Cinebench 2024 (Single)
Cinebench 2024 (Multi)
Submit your benchmark results

GeekBench v6

The new version of this benchmark emulates common operations often used in real-world apps
Geekbench 6 (Single-Core)
Geekbench 6 (Multi-Core)
Core i3 1315U +34%
6046
Core i3 1305U
4528
File compression 683.7 MB/sec 544.7 MB/sec
Clang compilation 36.1 Klines/sec 21.9 Klines/sec
HTML 5 Browser 145.5 pages/sec 111.2 pages/sec
PDF Renderer 161.2 Mpixels/sec 113.3 Mpixels/sec
Text processing 183.4 pages/sec 221.1 pages/sec
Background blur 27.8 images/sec 18.9 images/sec
Photo processing 65.3 images/sec 46.9 images/sec
Ray tracing 7.89 Mpixels/sec 7.07 Mpixels/sec
Sources: GeekBench [1], [2] โ€“ 772 & 54 samples

PassMark

Synthetic test that focuses on raw computational performance for low-level functions
Passmark CPU (Single-Core)
Core i3 1315U +11%
3267
Core i3 1305U
2935
Passmark CPU (Multi-Core)
Core i3 1315U +31%
11019
Core i3 1305U
8443
Integer math 36.8 GOps/sec 26.5 GOps/sec
Floating point math 26.2 GOps/sec 18.7 GOps/sec
Find prime numbers 39M Primes/sec 35M Primes/sec
Random string sorting 13.5M Strings/sec 10.6M Strings/sec
Data encryption 7.3 GBytes/sec 5.7 GBytes/sec
Data compression 121 MBytes/sec 90.4 MBytes/sec
Physics 673 Frames/sec 513 Frames/sec
Extended instructions 7.1B Matrices/sec 5.1B Matrices/sec
Sources: PassMark [3], [4] โ€“ 1207 & 737 samples

Blender

3D rendering test that measures CPU performance in 3D modeling tasks (uses all cores)
Blender CPU
Core i3 1315U +112%
54.55
Core i3 1305U
25.72

Performance Per Watt

Shows the score you get per each watt of PL1 TDP
Cinebench 2024 / Watt 16.4 PPW 16.1 PPW
Geekbench 6 Multi / Watt 403.1 PPW 301.9 PPW
Passmark CPU Mark / Watt 734.6 PPW 562.9 PPW
Blender / Watt 3.64 PPW 1.71 PPW
These are rough calculations, as most CPUs surpass PL1 TDP wattage even in multicore workloads.

Recent User Tests

The latest benchmark tests that have been submitted by users
Intel Core i3 1315U
DateBenchmarkResult
๐Ÿ“˜ 2026-06-23 (Marnaut)GeekBench2425 / 6660
๐Ÿ“˜ 2026-05-15 (Melkon)GeekBench2311 / 6598
๐Ÿ“˜ 2025-02-10 (Cs.G.)Cinebench 202492 / 246
Add View all (3)
Intel Core i3 1305U
No benchmark results yet
Add

Specifications

Full technical specification of Intel Core i3 1315U and i3 1305U

General

Vendor Intel Intel
Released January 3, 2023 January 3, 2023
Type Laptop Laptop
Instruction Set x86-64 x86-64
Codename Raptor Lake Raptor Lake
Model number i3-1315U i3-1305U
Integrated GPU UHD Graphics (64EU) UHD Graphics (64EU)
Rival Equivalent - AMD Ryzen 3 7330U - AMD Ryzen 3 7330U
Successor - Intel Core 3 100U -

CPU

Performance Cores
P-Cores 2 1
P-Threads 4 2
Base Frequency (P) 1.2 GHz 1.6 GHz
Turbo Boost Frequency (P) 4.5 GHz 4.5 GHz
Efficient Cores
E-Cores 4 4
E-Threads 4 4
Base Frequency (E) 0.9 GHz 1.2 GHz
Turbo Boost Frequency (E) 3.3 GHz 3.3 GHz
Total
Total Cores 6 5
Total Threads 8 6
Bus Frequency 100 MHz 100 MHz
Multiplier 12x 16x
L1 Cache 80K (per core) 80K (per core)
L2 Cache 1280K (per core) 1280K (per core)
L3 Cache 10MB (shared) 10MB (shared)
Unlocked Multiplier No No

Package

Fabrication Process 10 nm 10 nm
TDP (PL1) 12-15 W (configurable) 12-15 W (configurable)
Max. Boost TDP (PL2) 55 W 55 W
Socket BGA-1744 BGA-1744
Peak Temperature 100ยฐC 100ยฐC

iGPU

Integrated Graphics Intel UHD Graphics (64EU) Intel UHD Graphics (64EU)
GPU Base Clock 300 MHz 300 MHz
GPU Boost Clock 1250 MHz 1250 MHz
Shading Units 512 512
TMUs 32 32
ROPs 16 16
Execution Units 64 64
TGP 15 W 15 W
iGPU FLOPS
Core i3 1315U
1.3 TFLOPS
Core i3 1305U
1.3 TFLOPS
See: Intel UHD Graphics (64 EU) benchmarks

Memory Support

Memory Types - DDR5-5200
- DDR4-3200
- LPDDR5-5200
- LPDDR5x-5200
- LPDDR4x-4267		 - DDR5-5200
- DDR4-3200
- LPDDR5-5200
- LPDDR5x-5200
- LPDDR4x-4267
Max. Memory Size 96 GB 96 GB
Memory Channels 2 2
ECC Support No No

Misc

Official Site Intel Core i3 1315U official page Intel Core i3 1305U official page
PCI Express Version 4.0 4.0
PCI Express Lanes 20 20

Cast your vote

Choose between two processors
179 (76.5%)
55 (23.5%)
Total votes: 234

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7. Intel Core i3 1315U vs AMD Ryzen 5 7530U (4)
8. Intel Core i3 1315U vs AMD Ryzen 5 7520U
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Comments

So which CPU will you choose: Intel Core i3 1305U or i3 1315U?
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