Follow us
Share link
Submit benchmark
VS
Intel Core i3-N300 vs Intel Core Ultra 7 255H
Last updated:
Benchmarks
Performance Overview
Average performance across multiple benchmarks
Single-core performance
Multi-core performance
Geekbench 6 Single-Core
Single-core performance
Intel Core i3-N300
46 %
8C / 8T · 3.80 GHz
Intel Core Ultra 7 255H
100 %
16C / 16T · 5.10 GHz
Geekbench 6 Multi-Core
Multi-core performance
Intel Core i3-N300
30 %
8C / 8T · 2.80 GHz
Intel Core Ultra 7 255H
100 %
16C / 16T · 2.00 GHz
iGPU - FP32 Performance (Single-precision GFLOPS)
Intel Core i3-N300
12 %
Intel UHD Graphics 13th Gen (32 EU)
Intel Core Ultra 7 255H
100 %
Intel Arc 140T
More benchmarks
Cinebench 2026 (ST)
218 entries
218 entries
Cinebench 2026 (MC)
219 entries
219 entries
Cinebench R23 (SC)
690 entries
690 entries
Cinebench R23 (MC)
665 entries
665 entries
Geekbench 6 (SC)
1,989 entries
1,989 entries
Geekbench 6 (MC)
1,927 entries
1,927 entries
Geekbench 5 (SC)
2,512 entries
2,512 entries
Geekbench 5 (MC)
2,483 entries
2,483 entries
FP32 SP (iGPU)
2,219 entries
2,219 entries
PassMark CPU-Mark
2,504 entries
2,504 entries
Specifications
At a glance
|
Wischen
|
Intel Core i3-N300 | Intel Core Ultra 7 255H |
|---|---|---|
| Family | Intel Core i3 (205) | Intel Core Ultra 7 (31) |
| CPU group | Intel Core i N300 (2) | Intel Core Ultra 200H (5) |
| Architecture | Alder Lake N | Arrow Lake H |
| Technology | 10 nm | 3 nm |
| Segment | Notebook | Notebook |
| Socket | BGA | BGA 2049 |
| Predecessor | Intel Core Ultra 7 155H | |
| Successor | Intel Core Ultra X7 358H |
CPU Cores and Base Frequency
|
Wischen
|
Intel Core i3-N300 | Intel Core Ultra 7 255H |
|---|---|---|
| CPU Cores / Threads | 8 / 8 | 16 / 16 |
| Hyperthreading / SMT | ✗ | ✗ |
| Core architecture | normal | hybrid (big.LITTLE) |
| Core Cluster 1: | 8x Gracemont 1.80 - 3.80 GHz |
6x Lion Cove 2.00 - 5.10 GHz |
| Core Cluster 2: | 8x Skymont 1.50 - 4.40 GHz |
|
| Core Cluster 3: | 2x Crestmont 0.70 - 2.50 GHz |
|
| L2-Cache | 8.00 MB | 6.00 MB |
| L3-Cache | 6.00 MB | 24.00 MB |
| Overclocking | ✗ | ✗ |
Integrated graphics (iGPU)
|
Wischen
|
Intel Core i3-N300 | Intel Core Ultra 7 255H |
|---|---|---|
| GPU name | Intel UHD Graphics 13th Gen (32 EU) | Intel Arc 140T |
| GPU frequency | 0.30 - 1.25 GHz | 0.60 - 2.25 GHz |
| CUs / Shader | 32 / 256 | 64 / 1024 |
| Raytracing | ✗ | ✓ |
| Max. displays | 3 | 3 |
| Max. GPU Memory | 64 GB | 32 GB |
| Technology | 10 nm | 5 nm |
| Release date | Q1/2023 | Q1/2025 |
NPU AI performance
|
Wischen
|
Intel Core i3-N300 | Intel Core Ultra 7 255H |
|---|---|---|
| AI hardware | Intel® AI Boost | |
| AI specifications | Intel AI Boost (OpenVINO, WindowsML, DirectML, ONNX RT) | |
| NPU + CPU + iGPU | 96 TOPS |
Memory & PCIe
|
Wischen
|
Intel Core i3-N300 | Intel Core Ultra 7 255H |
|---|---|---|
| Memory | LPDDR5-4800 (38.4 GB/s) DDR5-4800 (38.4 GB/s) DDR4-3200 (25.6 GB/s) | LPDDR5X-8400 (134.4 GB/s) DDR5-6400 (102.4 GB/s) |
| Max. Memory | 16 GB | 128 GB |
| Memory channels | 1 | 2 |
| ECC | No | No |
| PCIe | 3.0 x 9 | 5.0 x 28 |
| PCIe Bandwidth | 8.9 GB/s | 110.3 GB/s |
Thermal Management
|
Wischen
|
Intel Core i3-N300 | Intel Core Ultra 7 255H |
|---|---|---|
| TDP | 7 W | 28 W |
| TDP (PL2) | 115 W | |
| TDP up | ||
| TDP down | 20 W | |
| T. junction max. | 100 °C | 110 °C |
Technical details
|
Wischen
|
Intel Core i3-N300 | Intel Core Ultra 7 255H |
|---|---|---|
| Chip design | Monolithic | Chiplet |
| AES-NI | ✓ | ✓ |
| Operating systems | Windows 10, Windows 11, Linux | Windows 11, Linux |
| Instruction set | x86-64 (64 bit) | x86-64 (64 bit) |
| ISA extensions | SSE4.1, SSE4.2, AVX, AVX2 | SSE4.1, SSE4.2, AVX2 |
| Release date | Q1/2023 | Q1/2025 |
| Release price | 309 $ | |
| Documents | Technical data sheet | Technical data sheet |
User Reviews
Your rating
Here you can rate one or both of the processors. The average rating of Intel Core i3-N300 is 3.7 stars (36 ratings), while Intel Core Ultra 7 255H has received 3.6 stars (246 ratings).
Click on the stars to rate one or both processors.
Most popular CPUs in both categories
1
Apple M5 Max (18-CPU 32-GPU)
18C / 18T · 4.61 GHz
2
Apple M2 Ultra (76-GPU)
24C / 24T · 3.50 GHz
3
Apple M5 Max (18-CPU 40-GPU)
18C / 18T · 4.61 GHz
4
Apple M5 Pro (15-CPU 16-GPU)
15C / 15T · 4.61 GHz
5
Apple M1 Ultra (48-GPU)
20C / 20T · 3.20 GHz
6
Apple M2 Ultra (60-GPU)
24C / 24T · 3.50 GHz
7
Apple M1 Pro (8-CPU)
8C / 8T · 3.20 GHz
8
Intel Core i3-N300
8C / 8T · 3.80 GHz
9
Intel Core Ultra 7 255H
16C / 16T · 5.10 GHz
Popular Comparisons
