Core i3-1315U vs Core i7-8665U
Aggregate performance score
i3-1315U outperforms i7-8665U by an impressive 98% based on our aggregate benchmark results.
Primary details
Comparing Core i7-8665U and Core i3-1315U processor market type (desktop or notebook), architecture, sales start time and price.
| Place in performance ranking | 1352 | 882 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Laptop |
| Series | Intel Core i7 | Intel Raptor Lake-U |
| Architecture codename | Whiskey Lake-U (2018−2019) | Raptor Lake-U |
| Release date | 16 April 2019 (5 years ago) | 3 January 2023 (1 year ago) |
| Launch price (MSRP) | $409 | no data |
Detailed specifications
Core i7-8665U and Core i3-1315U basic parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters indirectly say of CPU speed, though for more precise assessment you have to consider their test results.
| Physical cores | 4 (Quad-Core) | 6 (Hexa-Core) |
| Threads | 8 | 8 |
| Base clock speed | 1.9 GHz | 1.2 GHz |
| Boost clock speed | 4.8 GHz | 4.5 GHz |
| L1 cache | 256 KB | 544 KB |
| L2 cache | 1 MB | 5 MB |
| L3 cache | 8 MB | 10 MB |
| Chip lithography | 14 nm | 10 nm |
| Maximum core temperature | 100 °C | 100 °C |
| 64 bit support | + | + |
| Windows 11 compatibility | + | + |
| Unlocked multiplier | No | No |
Compatibility
Information on Core i7-8665U and Core i3-1315U compatibility with other computer components: motherboard (look for socket type), power supply unit (look for power consumption) etc. Useful when planning a future computer configuration or upgrading an existing one. Note that power consumption of some processors can well exceed their nominal TDP, even without overclocking. Some can even double their declared thermals given that the motherboard allows to tune the CPU power parameters.
| Number of CPUs in a configuration | 1 (Uniprocessor) | 1 |
| Socket | BGA1528 | BGA1700 |
| Power consumption (TDP) | 15 Watt | 15 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Core i7-8665U and Core i3-1315U. You'll probably need this information if you require some particular technology.
| AES-NI | + | + |
| AVX | + | + |
| Enhanced SpeedStep (EIST) | + | + |
| Hyper-Threading Technology | + | no data |
| TSX | no data | + |
Security technologies
Core i7-8665U and Core i3-1315U technologies aimed at improving security, for example, by protecting against hacks.
| TXT | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Core i7-8665U and Core i3-1315U are enumerated here.
| AMD-V | + | no data |
| VT-d | + | + |
| VT-x | + | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Core i7-8665U and Core i3-1315U. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR4 | DDR4, DDR5 Dual-channel |
| Maximum memory size | 32 GB | no data |
| Max memory channels | 2 | no data |
| Maximum memory bandwidth | 38.397 GB/s | no data |
| ECC memory support | - | - |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card Compare | Intel UHD Graphics 620 | Intel UHD Graphics 64EUs (Alder Lake 12th Gen) |
Peripherals
Specifications and connection of peripherals supported by Core i7-8665U and Core i3-1315U.
| PCIe version | 3.0 | 4.0 |
| PCI Express lanes | 16 | 8 |
Synthetic benchmark performance
Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.
Combined synthetic benchmark score
This is our combined benchmark performance rating. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.
Core i3-1315U outperforms Core i7-8665U by 98% based on our aggregate benchmark results.
Passmark
Passmark CPU Mark is a widespread benchmark, consisting of 8 different types of workload, including integer and floating point math, extended instructions, compression, encryption and physics calculation. There is also one separate single-threaded scenario measuring single-core performance.
Benchmark coverage: 68%
Core i3-1315U outperforms Core i7-8665U by 98% in Passmark.
Pros & cons summary
| Performance score | 4.04 | 8.01 |
| Integrated graphics card | 2.67 | 7.14 |
| Recency | 16 April 2019 | 3 January 2023 |
| Physical cores | 4 | 6 |
| Chip lithography | 14 nm | 10 nm |
i3-1315U has a 98.3% higher aggregate performance score, 167.4% faster integrated GPU, an age advantage of 3 years, 50% more physical cores, and a 40% more advanced lithography process.
The Core i3-1315U is our recommended choice as it beats the Core i7-8665U in performance tests.
Should you still have questions on choice between Core i7-8665U and Core i3-1315U, ask them in Comments section, and we shall answer.
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