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Intel Core Ultra 7 255U vs Intel Atom Z2560
Last updated:
Benchmarks
Performance Overview
Average performance across multiple benchmarks
Single-core performance
Multi-core performance
More benchmarks
Specifications
At a glance
|
Wischen
|
Intel Core Ultra 7 255U | Intel Atom Z2560 |
|---|---|---|
| Family | Intel Core Ultra 7 (31) | Intel Atom (108) |
| CPU group | Intel Core Ultra 200U (4) | Intel Atom Z2500/Z2700 (3) |
| Architecture | Meteor Lake U Refresh | Cloverview |
| Technology | 3 nm | 32 nm |
| Segment | Notebook | Notebook |
| Socket | BGA 2049 | BGA |
| Predecessor | Intel Core Ultra 7 155U | |
| Successor |
CPU Cores and Base Frequency
|
Wischen
|
Intel Core Ultra 7 255U | Intel Atom Z2560 |
|---|---|---|
| CPU Cores / Threads | 12 / 14 | 2 / 4 |
| Hyperthreading / SMT | ✓ | ✓ |
| Core architecture | hybrid (big.LITTLE) | normal |
| Core Cluster 1: | 2x Redwood Cove 2.00 - 5.20 GHz |
2x 1.60 GHz |
| Core Cluster 2: | 8x Crestmont 1.70 - 4.20 GHz |
|
| Core Cluster 3: | 2x Crestmont 0.70 - 2.40 GHz |
|
| L2-Cache | 12.00 MB | 1.00 MB |
| L3-Cache | ||
| Overclocking | ✗ | ✗ |
Integrated graphics (iGPU)
|
Wischen
|
Intel Core Ultra 7 255U | Intel Atom Z2560 |
|---|---|---|
| GPU name | Intel Iris Xe 4 Core Graphics 64 EUs (Meteor Lake) | PowerVR SGX544 MP2 |
| GPU frequency | 0.60 - 2.10 GHz | 0.40 GHz |
| CUs / Shader | 64 / 512 | 4 / 8 |
| Raytracing | ✓ | ✗ |
| Max. displays | 4 | 2 |
| Max. GPU Memory | 32 GB | |
| Technology | 5 nm | 45nm |
| Release date | Q4/2023 | Q1/2010 |
NPU AI performance
|
Wischen
|
Intel Core Ultra 7 255U | Intel Atom Z2560 |
|---|---|---|
| AI hardware | Intel® AI Boost | |
| AI specifications | Intel AI Boost @ 1.4 GHz (OpenVINO, WindowsML, DirectML, ONNX RT) | |
| NPU + CPU + iGPU |
Memory & PCIe
|
Wischen
|
Intel Core Ultra 7 255U | Intel Atom Z2560 |
|---|---|---|
| Memory | LPDDR5X-8400 (134.4 GB/s) DDR5-6400 (102.4 GB/s) | LPDDR2-1066 (8.5 GB/s) |
| Max. Memory | 128 GB | 2 GB |
| Memory channels | 2 | 2 |
| ECC | No | No |
| PCIe | 4.0 x 20 | |
| PCIe Bandwidth | 39.4 GB/s |
Thermal Management
|
Wischen
|
Intel Core Ultra 7 255U | Intel Atom Z2560 |
|---|---|---|
| TDP | 15 W | |
| TDP (PL2) | 57 W | |
| TDP up | ||
| TDP down | 12 W | |
| T. junction max. | 105 °C | 90 °C |
Technical details
|
Wischen
|
Intel Core Ultra 7 255U | Intel Atom Z2560 |
|---|---|---|
| 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 | MMX, SSE3, SSSE3 |
| Release date | Q1/2025 | Q2/2013 |
| Release price | ||
| Documents | 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 255U is 2.4 stars (87 ratings), while Intel Atom Z2560 has received 1.0 stars (1 ratings).
Click on the stars to rate one or both processors.
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