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Intel Core i3-540 vs Intel Core Ultra 7 255HX
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 i3-540
16 %
2C / 4T · 3.06 GHz
Intel Core Ultra 7 255HX
100 %
20C / 20T · 5.20 GHz
Geekbench 6 Multi-Core
Multi-core performance
2C / 4T · 3.06 GHz
Intel Core Ultra 7 255HX
100 %
20C / 20T · 2.40 GHz
iGPU - FP32 Performance (Single-precision GFLOPS)
Intel HD Graphics (Westmere)
Intel Core Ultra 7 255HX
100 %
Intel Xe 4 Core Graphics 64 EUs (Arrow Lake)
More benchmarks
Cinebench 2026 (ST)
218 entries
218 entries
Cinebench 2026 (MC)
219 entries
219 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
CPU-Z Benchmark 17 (MC)
751 entries
751 entries
AI performance (NPU)
218 entries
218 entries
Specifications
At a glance
|
Wischen
|
Intel Core i3-540 | Intel Core Ultra 7 255HX |
|---|---|---|
| Family | Intel Core i3 (205) | Intel Core Ultra 7 (31) |
| CPU group | Intel Core i3 500 (4) | Intel Core Ultra 200HX (8) |
| Architecture | Clarkdale | Arrow Lake |
| Technology | 32 nm | 3 nm |
| Segment | Desktop | Notebook |
| Socket | LGA 1156 | BGA 2114 |
| Predecessor | ||
| Successor |
CPU Cores and Base Frequency
|
Wischen
|
Intel Core i3-540 | Intel Core Ultra 7 255HX |
|---|---|---|
| CPU Cores / Threads | 2 / 4 | 20 / 20 |
| Hyperthreading / SMT | ✓ | ✗ |
| Core architecture | normal | hybrid (big.LITTLE) |
| Core Cluster 1: | 2x 3.06 GHz |
8x Lion Cove 2.40 - 5.20 GHz |
| Core Cluster 2: | 12x Skymont 1.80 - 4.50 GHz |
|
| L2-Cache | 0.50 MB | 36.00 MB |
| L3-Cache | 4.00 MB | 30.00 MB |
| Overclocking | ✗ | ✓ |
Integrated graphics (iGPU)
|
Wischen
|
Intel Core i3-540 | Intel Core Ultra 7 255HX |
|---|---|---|
| GPU name | Intel HD Graphics (Westmere) | Intel Xe 4 Core Graphics 64 EUs (Arrow Lake) |
| GPU frequency | 0.50 - 0.73 GHz | 0.30 - 1.85 GHz |
| CUs / Shader | 12 / 24 | 4 / 512 |
| Raytracing | ✗ | ✓ |
| Max. displays | 2 | 3 |
| Max. GPU Memory | 2 GB | 32 GB |
| Technology | 32 nm | 5 nm |
| Release date | Q1/2010 | Q3/2024 |
NPU AI performance
|
Wischen
|
Intel Core i3-540 | Intel Core Ultra 7 255HX |
|---|---|---|
| AI hardware | Intel® AI Boost | |
| AI specifications | Intel AI Boost NPU 4 @ 13 TOPS | |
| NPU + CPU + iGPU | 33 TOPS |
Memory & PCIe
|
Wischen
|
Intel Core i3-540 | Intel Core Ultra 7 255HX |
|---|---|---|
| Memory | DDR3-1333 (21.3 GB/s) DDR3-1066 (17.1 GB/s) | DDR5-6400 (102.4 GB/s) |
| Max. Memory | 16 GB | 192 GB |
| Memory channels | 2 | 2 |
| ECC | Yes | Yes |
| PCIe | 2.0 x 16 | 5.0 x 20 |
| PCIe Bandwidth | 8.0 GB/s | 78.8 GB/s |
Thermal Management
|
Wischen
|
Intel Core i3-540 | Intel Core Ultra 7 255HX |
|---|---|---|
| TDP | 73 W | 55 W |
| TDP (PL2) | 160 W | |
| TDP up | ||
| TDP down | 45 W | |
| T. junction max. | 105 °C |
Technical details
|
Wischen
|
Intel Core i3-540 | Intel Core Ultra 7 255HX |
|---|---|---|
| Chip design | Monolithic | Chiplet |
| AES-NI | ✗ | ✓ |
| Operating systems | Windows 10, Linux | Windows 11, Linux |
| Instruction set | x86-64 (64 bit) | x86-64 (64 bit) |
| ISA extensions | SSE4.1, SSE4.2 | SSE4.1, SSE4.2, AVX2 |
| Release date | Q1/2010 | Q1/2025 |
| Release price | 117 $ | |
| 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 i3-540 is 4.4 stars (8 ratings), while Intel Core Ultra 7 255HX has received 3.4 stars (147 ratings).
Click on the stars to rate one or both processors.
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Intel Core i3-540
2C / 4T · 0.00 GHz
9
Intel Core Ultra 7 255HX
20C / 20T · 5.20 GHz
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