intel core i5 1135g7 vs intel core i5 8257u
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We compared two CPUs Intel Core i5 1135G7 (Laptop) 4-cores against Intel Core i5 8257U (Laptop) 4-cores. In this comparison page, we check which of these two processor has better performance in benchmark results, Games, architecture, price and other useful information.
Review
Single-Core Performance
Performance in single-threaded apps and benchmarks
Performance
Measure performance when all cores are involved
Key Differences
Advantages of Intel Core i5 1135G7
- Newer released 1 years later
- Has 2 MB larger L3 cache size
- 7% higher Turbo Boost frequency (4.2 GHz vs 3.9 GHz)
- Newer PCI Express version – 4
- More modern manufacturing process – 10 versus 14
- Supports up to 64 GB DDR4 RAM
Advantages of Intel Core i5 8257U
- Consumes up to 46% less energy than the Intel Core i5 1135G7 – 15 vs 28 Watt
Benchmarks
Cinebench R23 (Single-Core)
Cinebench R23 (Multi-Core)
Passmark CPU (Single-Core)
Passmark CPU (Multi-Core)
Geekbench 5 (Single-Core)
Geekbench 5 (Multi-Core)
Specifications
General
| Intel Core i5 1135G7 | Intel Core i5 8257U | |
| Vendor | Intel | Intel |
| Released | September 1 2020 | July 10 2019 |
| Type | Laptop | Laptop |
| instruction set | x86-64 | x86-64 |
| Codename | Tiger Lake UP3 | Coffee Lake-U |
| Socket | FCBGA1449 | FCBGA1528 |
| Integrated GPU | Intel® Iris® Xe Graphics | Intel Iris Plus Graphics 645 |
Performance
| Intel Core i5 1135G7 | Intel Core i5 8257U | |
| Cores | 4 | 4 |
| Threads | 8 | 8 |
| Base Frequency | 2.4 GHz | 1.4 GHz |
| Turbo Boost Frequency | 4.2 GHz | 3.9 GHz |
| L1 Cache | 96K (per core) | 256 KB |
| L2 Cache | 1.25 MB (per core) | 1 MB |
| L3 Cache | 8 MB (shared) | 6 MB |
Power
| Intel Core i5 1135G7 | Intel Core i5 8257U | |
| Fabrication process | 10 nm SuperFin | 14 nm |
| Power consumption (TDP) | 28 W | 15 W |
| Max. temperature | 100°C | 100°C |
Memory support
| Intel Core i5 1135G7 | Intel Core i5 8257U | |
| Memory types | DDR4, DDR4 | DDR4 |
| Memory Size | 64 GB | 32 GB |
| Max. Memory Channels | 2 | 2 |
| Max. Memory Bandwidth | - | 37.5 GB/s |
| ECC Support | No | No |
iGPU
| Intel Core i5 1135G7 | Intel Core i5 8257U | |
| Integrated Graphics | Intel® Iris® Xe Graphics | Intel Iris Plus Graphics 645 |
| GPU Base Clock | 300 MHz | 300 MHz |
| GPU Boost Clock | 1.3 MHz | 1.05 MHz |
| Shading Units | 640 | 384 |
| TMUs | 40 | 48 |
| ROPs | 20 | 6 |
| Execution Units | 80 | |
| TGP | 15 W | 15 W |
iGPU FLOPS
Misc
| Intel Core i5 1135G7 | Intel Core i5 8257U | |
| Official site | Intel Core i5 1135G7 official page | Intel Core i5 8257U official page |
| PCI Express Version | 4 | 3 |
| PCI Express Lanes | 16 |