Intel Core i7 1355U vs i5 1340P
We compared two laptop CPUs: the 1.7 GHz Intel Core i7 1355U with 10-cores against the 1.9 GHz i5 1340P with 12-cores. On this page, you'll find out which processor has better performance in benchmarks, games and other useful information.
Review
Single-Core Performance
Performance in single-threaded apps and benchmarks
Multi-Core Performance
Measure performance when all cores are involved
Power Efficiency
The efficiency score of electricity consumption
NanoReview Final Score
Generic CPU rating
Key Differences
Advantages of Intel Core i7 1355U
- 9% higher Turbo Boost frequency (5 GHz vs 4.6 GHz)
Advantages of Intel Core i5 1340P
- Has 2 more physical cores
Benchmarks
Cinebench R23 (Single-Core)
Cinebench R23 (Multi-Core)
Geekbench 5 (Single-Core)
Geekbench 5 (Multi-Core)
Specifications
General
| Vendor | Intel | Intel |
| Released | January 3, 2023 | January 3, 2023 |
| Type | Laptop | Laptop |
| instruction set | x86-64 | x86-64 |
| Codename | Raptor Lake | Raptor Lake |
| Model number | i7-1355U | i5-1340P |
| Integrated GPU | Iris Xe Graphics (96EU) | Iris Xe Graphics (80EU) |
CPU
| P-Cores | 2 | 4 |
| P-Threads | 4 | 8 |
| Base Frequency (P) | 1.7 GHz | 1.9 GHz |
| Turbo Boost Frequency (P) | 5 GHz | 4.6 GHz |
| E-Cores | 8 | 8 |
| E-Threads | 8 | 8 |
| Base Frequency (E) | 1.2 GHz | 1.4 GHz |
| Turbo Boost Frequency (E) | 3.7 GHz | 3.4 GHz |
| Total Cores | 10 | 12 |
| Total Threads | 12 | 16 |
| Bus Frequency | 100 MHz | 100 MHz |
| Multiplier | 17x | 19x |
| L1 Cache | 80K (per core) | 80K (per core) |
| L2 Cache | 1280K (per core) | 2MB (per core) |
| L3 Cache | 12MB (shared) | 12MB (shared) |
| Unlocked Multiplier | No | No |
Package
| Fabrication process | 10 nm | 10 nm |
| Socket | BGA-1744 | BGA-1744 |
| TDP | 12-15 W (configurable) | 20-28 W (configurable) |
| Max. Boost TDP | 55 W | 64 W |
| Peak temperature | 100°C | 100°C |
iGPU
| Integrated Graphics | Intel Iris Xe Graphics (96EU) | Intel Iris Xe Graphics (80EU) |
| GPU Base Clock | 300 MHz | 300 MHz |
| GPU Boost Clock | 1300 MHz | 1450 MHz |
| Shading Units | 768 | 640 |
| TMUs | 48 | 40 |
| ROPs | 24 | 20 |
| Execution Units | 96 | 80 |
| TGP | 15 W | 15 W |
iGPU FLOPS
Memory Support
| Memory types | DDR5-5200, DDR4-3200, LPDDR5-6400, LPDDR5x-6400, LPDDR4x-4267 | DDR5-5200, DDR4-3200, LPDDR5-6400, LPDDR5x-6400, LPDDR4x-4267 |
| Memory Size | 64 GB | 64 GB |
| Max. Memory Channels | 2 | 2 |
| ECC Support | No | No |
Misc
| Official site | Intel Core i7 1355U official page | Intel Core i5 1340P official page |
| PCI Express Version | 4.0 | 4.0 |
| PCI Express Lanes | 20 | 20 |
Cast your vote
Total votes: 9