Intel Processor U300 vs Core i3 1215U

We compared two laptop CPUs: the 1.2 GHz Intel Processor U300 with 5-cores against the 1.2 GHz Core i3 1215U with 6-cores. On this page, you'll find out which processor has better performance in benchmarks, games and other useful information.

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:

Key Differences

What are the key differences between 1215U and U300
Advantages of Intel Processor U300
  • Supports up to 96 GB DDR5-5200 RAM
  • Newer - released 10 months later
Advantages of Intel Core i3 1215U
  • More powerful Intel UHD Graphics (64EU) integrated graphics: 1.1 vs 0.8 TFLOPS
  • Has 2 MB larger L3 cache size

Test in Benchmarks

Comparing the performance of CPUs across various tasks

Cinebench

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

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)
5662
File compression 543.1 MB/sec 356.7 MB/sec
Clang compilation 23.8 Klines/sec 45.1 Klines/sec
HTML 5 Browser 112.9 pages/sec 117.1 pages/sec
PDF Renderer 147.1 Mpixels/sec 180.5 Mpixels/sec
Text processing 218.5 pages/sec 224.7 pages/sec
Background blur 25.5 images/sec 18.9 images/sec
Photo processing 46.3 images/sec 54.2 images/sec
Ray tracing 7.09 Mpixels/sec 9.45 Mpixels/sec
Sources: GeekBench [1], [2] โ€“ 13 & 1106 samples

PassMark

Synthetic test that focuses on raw computational performance for low-level functions
Passmark CPU (Single-Core)
Passmark CPU (Multi-Core)
10106
Integer math 26.2 GOps/sec 34.4 GOps/sec
Floating point math 18.7 GOps/sec 24.6 GOps/sec
Find prime numbers 33M Primes/sec 30M Primes/sec
Random string sorting 11.1M Strings/sec 12.7M Strings/sec
Data encryption 6 GBytes/sec 6.8 GBytes/sec
Data compression 97.2 MBytes/sec 113.1 MBytes/sec
Physics 551 Frames/sec 546 Frames/sec
Extended instructions 5.4B Matrices/sec 6.7B Matrices/sec
Sources: PassMark [3], [4] โ€“ 76 & 3915 samples

Blender

3D rendering test that measures CPU performance in 3D modeling tasks (uses all cores)
Blender CPU

Performance Per Watt

Shows the score you get per each watt of PL1 TDP
Cinebench 2024 / Watt 17.9 PPW 18.9 PPW
Geekbench 6 Multi / Watt 339.7 PPW 377.5 PPW
Passmark CPU Mark / Watt 583.5 PPW 673.7 PPW
Blender / Watt - 3.93 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 Processor U300
No benchmark results yet
Intel Core i3 1215U
DateBenchmarkResult
๐Ÿ“˜ 2025-04-11 (Shanmukh)Geekbench 6 CPU2126 / 6248
๐Ÿ“˜ 2023-11-06 (goryn81)Cinebench 202489 / 283

Specifications

Full technical specification of Intel Processor U300 and Core i3 1215U

General

Vendor Intel Intel
Released January 3, 2023 February 23, 2022
Type Laptop Laptop
Instruction Set x86-64 x86-64
Codename Raptor Lake Alder Lake
Model number U300 i3-1215U
Integrated GPU UHD Graphics (48EU) UHD Graphics (64EU)
Successor - - Intel Core 3 100U

CPU

Performance Cores
P-Cores 1 2
P-Threads 2 4
Base Frequency (P) 1.2 GHz 1.2 GHz
Turbo Boost Frequency (P) 4.4 GHz 4.4 GHz
Efficient Cores
E-Cores 4 4
E-Threads 4 4
Base Frequency (E) 0.9 GHz 0.9 GHz
Turbo Boost Frequency (E) 3.3 GHz 3.3 GHz
Total
Total Cores 5 6
Total Threads 6 8
Bus Frequency 100 MHz 100 MHz
Multiplier 12x 12x
L1 Cache 80K (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) 12-15 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 (48EU) Intel UHD Graphics (64EU)
GPU Base Clock 400 MHz 300 MHz
GPU Boost Clock 1100 MHz 1100 MHz
Shading Units 384 512
TMUs 24 32
ROPs 12 16
Execution Units 48 64
TGP 15 W 15 W
iGPU FLOPS
0.8 TFLOPS
1.1 TFLOPS

Memory Support

Memory Types - DDR5-5200
- DDR4-3200
- LPDDR5-5200
- LPDDR5x-5200
- LPDDR4x-4267
- DDR5-4800
- DDR4-3200
- LPDDR5-5200
- LPDDR4x-4267
Max. Memory Size 96 GB 64 GB
Memory Channels 2 2
ECC Support No No

Misc

Official Site Intel Processor U300 official page Intel Core i3 1215U official page
PCI Express Version 4.0 4.0
PCI Express Lanes 20 20

Cast your vote

Choose between two processors
33 (41.3%)
47 (58.8%)
Total votes: 80

Comments

So which CPU will you choose: Intel Core i3 1215U or Processor U300?
๐ŸŒ Register your profile and become part of NanoReview community!
Avatar
Sen January 2, 2024 at 02:00 PM
I believe the U300 is better in terms of its price point and newer processor.
+41 Reply
Avatar
Me-she April 19, 2024 at 08:53 AM
But the i3 integrated graphics and multi-core performance, though!
+22 Reply