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Intel Core Ultra 7 255HX vs Intel Atom Z3736F
Last updated:
Benchmarks
Performance Overview
Average performance across multiple benchmarks
Single-core performance
Multi-core performance
iGPU - FP32 Performance (Single-precision GFLOPS)
Intel Core Ultra 7 255HX
100 %
Intel Xe 4 Core Graphics 64 EUs (Arrow Lake)
Intel HD Graphics (Bay Trail GT1)
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
Geekbench 3 (SC)
945 entries
945 entries
Geekbench 3 (MC)
941 entries
941 entries
AI performance (NPU)
218 entries
218 entries
Specifications
At a glance
|
Wischen
|
Intel Core Ultra 7 255HX | Intel Atom Z3736F |
|---|---|---|
| Family | Intel Core Ultra 7 (31) | Intel Atom (108) |
| CPU group | Intel Core Ultra 200HX (8) | Intel Atom Z3700 (16) |
| Architecture | Arrow Lake | Bay Trail |
| Technology | 3 nm | 22 nm |
| Segment | Notebook | Notebook |
| Socket | BGA 2114 | BGA 592 |
| Predecessor | ||
| Successor |
CPU Cores and Base Frequency
|
Wischen
|
Intel Core Ultra 7 255HX | Intel Atom Z3736F |
|---|---|---|
| CPU Cores / Threads | 20 / 20 | 4 / 4 |
| Hyperthreading / SMT | ✗ | ✗ |
| Core architecture | hybrid (big.LITTLE) | normal |
| Core Cluster 1: | 8x Lion Cove 2.40 - 5.20 GHz |
4x 1.33 - 2.16 GHz |
| Core Cluster 2: | 12x Skymont 1.80 - 4.50 GHz |
|
| L2-Cache | 36.00 MB | |
| L3-Cache | 30.00 MB | 2.00 MB |
| Overclocking | ✓ | ✗ |
Integrated graphics (iGPU)
|
Wischen
|
Intel Core Ultra 7 255HX | Intel Atom Z3736F |
|---|---|---|
| GPU name | Intel Xe 4 Core Graphics 64 EUs (Arrow Lake) | Intel HD Graphics (Bay Trail GT1) |
| GPU frequency | 0.30 - 1.85 GHz | 0.31 - 0.65 GHz |
| CUs / Shader | 4 / 512 | 4 / 32 |
| Raytracing | ✓ | ✗ |
| Max. displays | 3 | 2 |
| Max. GPU Memory | 32 GB | 2 GB |
| Technology | 5 nm | 22 nm |
| Release date | Q3/2024 | Q3/2013 |
NPU AI performance
|
Wischen
|
Intel Core Ultra 7 255HX | Intel Atom Z3736F |
|---|---|---|
| AI hardware | Intel® AI Boost | |
| AI specifications | Intel AI Boost NPU 4 @ 13 TOPS | |
| NPU + CPU + iGPU | 33 TOPS |
Memory & PCIe
|
Wischen
|
Intel Core Ultra 7 255HX | Intel Atom Z3736F |
|---|---|---|
| Memory | DDR5-6400 (102.4 GB/s) | DDR3L-1333 (10.6 GB/s) |
| Max. Memory | 192 GB | 2 GB |
| Memory channels | 2 | 1 |
| ECC | Yes | No |
| PCIe | 5.0 x 20 | |
| PCIe Bandwidth | 78.8 GB/s |
Thermal Management
|
Wischen
|
Intel Core Ultra 7 255HX | Intel Atom Z3736F |
|---|---|---|
| TDP | 55 W | 4 W |
| TDP (PL2) | 160 W | |
| TDP up | ||
| TDP down | 45 W | |
| T. junction max. | 105 °C |
Technical details
|
Wischen
|
Intel Core Ultra 7 255HX | Intel Atom Z3736F |
|---|---|---|
| Chip design | Chiplet | Monolithic |
| AES-NI | ✓ | ✓ |
| Operating systems | Windows 11, Linux | |
| Instruction set | x86-64 (64 bit) | x86-64 (64 bit) |
| ISA extensions | SSE4.1, SSE4.2, AVX2 | SSE4.1, SSE4.2 |
| Release date | Q1/2025 | Q2/2014 |
| Release price | 20 $ | |
| 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 Ultra 7 255HX is 3.3 stars (138 ratings), while Intel Atom Z3736F has received 2.8 stars (4 ratings).
Click on the stars to rate one or both processors.
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20C / 20T · 5.20 GHz
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Intel Atom Z3736F
4C / 4T · 2.16 GHz
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