Home > CPU Comparison > Core i5 1135G7 or Core i3 1315U: what's better?

Intel Core i5 1135G7 vs i3 1315U

36 out of 100
Intel Core i5 1135G7
VS
41 out of 100
Intel Core i3 1315U
Intel Core i5 1135G7
Intel Core i3 1315U

We compared two laptop CPUs: the 0.9-2.4 GHz Intel Core i5 1135G7 with 4-cores against the 1.2 GHz i3 1315U with 6-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.
πŸ”Œ Usage Scenario:

Key Differences

What are the key differences between 1315U and 1135G7
Advantages of Intel Core i5 1135G7
  • More powerful Iris Xe Graphics G7 80EU integrated graphics: 1.7 vs 1.3 TFLOPS
Advantages of Intel Core i3 1315U
  • Newer - released 2 years and 4 months later
  • Has 2 more physical cores
  • Supports up to 96 GB DDR5-5200 RAM
  • Has 2 MB larger L3 cache size
  • 7% higher Turbo Boost frequency (4.5 GHz vs 4.2 GHz)
  • 12% faster in a single-core Geekbench v6 test - 1989 vs 1783 points

Test in Benchmarks

Comparing the performance of CPUs across various tasks
CPU:
Core i5 1135G7
vs
Core i3 1315U

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)
Core i5 1135G7
1783
Core i3 1315U +12%
1989
Geekbench 6 (Multi-Core)
Core i5 1135G7
4930
Core i3 1315U +23%
6046
File compression 415.2 MB/sec 683.7 MB/sec
Clang compilation 31.2 Klines/sec 36.1 Klines/sec
HTML 5 Browser 92.1 pages/sec 145.5 pages/sec
PDF Renderer 149.6 Mpixels/sec 161.2 Mpixels/sec
Text processing 149.6 pages/sec 183.4 pages/sec
Background blur 25 images/sec 27.8 images/sec
Photo processing 46.9 images/sec 65.3 images/sec
Ray tracing 6.1 Mpixels/sec 7.89 Mpixels/sec
Sources: GeekBench [1], [2] – 775 & 772 samples

PassMark

Synthetic test that focuses on raw computational performance for low-level functions
Passmark CPU (Single-Core)
Core i5 1135G7
2596
Core i3 1315U +26%
3267
Passmark CPU (Multi-Core)
Core i5 1135G7
9301
Core i3 1315U +18%
11019
Integer math 31.3 GOps/sec 36.8 GOps/sec
Floating point math 19 GOps/sec 26.2 GOps/sec
Find prime numbers 34M Primes/sec 39M Primes/sec
Random string sorting 12.4M Strings/sec 13.5M Strings/sec
Data encryption 5.3 GBytes/sec 7.3 GBytes/sec
Data compression 101 MBytes/sec 121 MBytes/sec
Physics 559 Frames/sec 673 Frames/sec
Extended instructions 7.2B Matrices/sec 7.1B Matrices/sec
Sources: PassMark [3], [4] – 17882 & 1207 samples

Blender

3D rendering test that measures CPU performance in 3D modeling tasks (uses all cores)
Blender CPU
Core i5 1135G7 +4%
56.94
Core i3 1315U
54.55

Performance Per Watt

Shows the score you get per each watt of PL1 TDP
Cinebench 2024 / Watt 8.5 PPW 16.4 PPW
Geekbench 6 Multi / Watt 176.1 PPW 403.1 PPW
Passmark CPU Mark / Watt 332.2 PPW 734.6 PPW
Blender / Watt 2.03 PPW 3.64 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 i5 1135G7
DateBenchmarkResult
πŸ“˜ 2026-07-25 (Neup_Gamerz)Geekbench 6 CPU1908 / 5270
πŸ“˜ 2026-07-17 (monir)Geekbench 6 CPU1862 / 6087
πŸ“˜ 2025-12-30 (VSM)Geekbench 6 CPU1191 / 1891
πŸ“˜ 2023-11-26 (Guest #3)Cinebench 202464 / 238
Add View all (4)
Intel Core i3 1315U
DateBenchmarkResult
πŸ“˜ 2026-06-23 (Marnaut)Geekbench 6 CPU2425 / 6660
πŸ“˜ 2026-05-15 (Melkon)Geekbench 6 CPU2311 / 6598
πŸ“˜ 2025-02-10 (Cs.G.)Cinebench 202492 / 246
Add View all (3)

Specifications

Full technical specification of Intel Core i5 1135G7 and i3 1315U

General

Vendor Intel Intel
Released September 2, 2020 January 3, 2023
Type Laptop Laptop
Instruction Set x86-64 x86-64
Codename Tiger Lake Raptor Lake
Model number i5-1135G7 i3-1315U
Integrated GPU Iris Xe Graphics G7 80EU UHD Graphics (64EU)
Rival Equivalent - - AMD Ryzen 3 7330U
Successor - Intel Core Ultra 5 225U - Intel Core 3 100U

CPU

Performance Cores
P-Cores 4 2
P-Threads 8 4
Base Frequency (P) 0.9-2.4 GHz 1.2 GHz
Turbo Boost Frequency (P) 4.2 GHz 4.5 GHz
Efficient Cores
E-Cores - 4
E-Threads - 4
Base Frequency (E) - 0.9 GHz
Turbo Boost Frequency (E) - 3.3 GHz
Total
Total Cores 4 6
Total Threads 8 8
Bus Frequency 100 MHz 100 MHz
Multiplier 9-24x 12x
Bus Bandwidth 4 GT/s -
L1 Cache 96K (per core) 80K (per core)
L2 Cache 1280K (per core) 1280K (per core)
L3 Cache 8MB (shared) 10MB (shared)
Unlocked Multiplier No No

Package

Fabrication Process 10 nm 10 nm
TDP (PL1) 12-28 W (configurable) 12-15 W (configurable)
Max. Boost TDP (PL2) - 55 W
Socket BGA-1449 BGA-1744
Peak Temperature 100Β°C 100Β°C

iGPU

Integrated Graphics Iris Xe Graphics G7 80EU Intel UHD Graphics (64EU)
GPU Base Clock 300 MHz 300 MHz
GPU Boost Clock 1300 MHz 1250 MHz
Shading Units 640 512
TMUs 40 32
ROPs 20 16
Execution Units 80 64
TGP 15 W 15 W
iGPU FLOPS
Core i5 1135G7 +31%
1.7 TFLOPS
Core i3 1315U
1.3 TFLOPS
More info: UHD Graphics (64 EU) compared to Iris Xe Graphics G7 (80EU)

Memory Support

Memory Types - DDR4-3200
- LPDDR4-4267		 - DDR5-5200
- DDR4-3200
- LPDDR5-5200
- LPDDR5x-5200
- LPDDR4x-4267
Max. Memory Size 64 GB 96 GB
Memory Channels 2 2
ECC Support No No

Misc

Official Site Intel Core i5 1135G7 official page Intel Core i3 1315U official page
PCI Express Version 4.0 4.0
PCI Express Lanes 16 20

Cast your vote

Choose between two processors
65 (13.7%)
411 (86.3%)
Total votes: 476

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Comments

So which CPU will you choose: Intel Core i3 1315U or i5 1135G7?
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