i5-8279U vs 3 N355
Aggregate performance score
Core 3 N355 outperforms Core i5-8279U by a considerable 40% based on our aggregate benchmark results.
Contents
Primary details
Comparing processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 1131 | 1368 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Laptop |
| Series | no data | Intel Core i5 |
| Power efficiency | 41.67 | 15.97 |
| Designer | Intel | Intel |
| Manufacturer | Intel | Intel |
| Architecture codename | Twin Lake (2024−2025) | Coffee Lake-U (2018−2019) |
| Release date | 7 January 2025 (less than a year ago) | 3 April 2019 (6 years ago) |
| Launch price (MSRP) | no data | $320 |
Detailed specifications
Core 3 N355 and Core i5-8279U 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 | 8 (Octa-Core) | 4 (Quad-Core) |
| Threads | 8 | 8 |
| Base clock speed | 0.1 GHz | 2.4 GHz |
| Boost clock speed | 3.9 GHz | 4.1 GHz |
| Bus rate | no data | 4 GT/s |
| L1 cache | 96 KB (per core) | 64K (per core) |
| L2 cache | 2 MB (shared) | 256K (per core) |
| L3 cache | 6 MB (shared) | 6 MB (shared) |
| Chip lithography | Intel 7 nm | 14 nm |
| Die size | no data | 126 mm2 |
| Maximum core temperature | 105 °C | 100 °C |
| Number of transistors | no data | 2,300 million |
| 64 bit support | + | + |
| Windows 11 compatibility | no data | + |
Compatibility
Information on Core 3 N355 and Core i5-8279U 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 | 1 |
| Socket | FCBGA1264 | FCBGA1528 |
| Power consumption (TDP) | 15 Watt | 28 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Core 3 N355 and Core i5-8279U. You'll probably need this information if you require some particular technology.
| Instruction set extensions | Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2 | Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2 |
| AES-NI | + | + |
| FMA | + | - |
| AVX | + | + |
| Enhanced SpeedStep (EIST) | + | + |
| eDRAM | no data | 128 MB |
| Speed Shift | + | + |
| My WiFi | no data | + |
| Turbo Boost Technology | no data | 2.0 |
| Hyper-Threading Technology | - | + |
| Idle States | no data | + |
| Thermal Monitoring | + | + |
| Flex Memory Access | no data | + |
| GPIO | + | no data |
Security technologies
Core 3 N355 and Core i5-8279U technologies aimed at improving security, for example, by protecting against hacks.
| TXT | + | + |
| EDB | no data | + |
| Secure Key | no data | + |
| MPX | - | + |
| Identity Protection | - | + |
| SGX | no data | Yes with Intel® ME |
| OS Guard | + | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Core 3 N355 and Core i5-8279U are enumerated here.
| AMD-V | - | + |
| VT-d | + | + |
| VT-x | + | + |
| EPT | + | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Core 3 N355 and Core i5-8279U. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR4, DDR5 | DDR4 |
| Maximum memory size | 16 GB | 32 GB |
| Max memory channels | 1 | 2 |
| Maximum memory bandwidth | no data | 37.5 GB/s |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | Intel® Graphics | Intel Iris Plus Graphics 655 |
| Max video memory | no data | 32 GB |
| Quick Sync Video | + | + |
| Clear Video | no data | + |
| Clear Video HD | no data | + |
| Graphics max frequency | 1.35 GHz | 1.15 GHz |
| Execution Units | 32 | no data |
| InTru 3D | no data | + |
Graphics interfaces
Available interfaces and connections of Core 3 N355 and Core i5-8279U integrated GPUs.
| Number of displays supported | 3 | 3 |
| eDP | no data | + |
| DisplayPort | - | + |
| HDMI | - | + |
| DVI | no data | + |
Graphics image quality
Maximum display resolutions supported by Core 3 N355 and Core i5-8279U integrated GPUs, including resolutions over different interfaces.
| 4K resolution support | + | + |
| Max resolution over HDMI 1.4 | 4096 x 2160@60Hz | 4096x2304@30Hz |
| Max resolution over eDP | no data | 4096x2304@60Hz |
| Max resolution over DisplayPort | 4096 x 2160@60Hz | 4096x2304@60Hz |
Graphics API support
APIs supported by Core 3 N355 and Core i5-8279U integrated GPUs, sometimes API versions are included.
| DirectX | 12.1 | 12 |
| OpenGL | 4.6 | 4.5 |
Peripherals
Specifications and connection of peripherals supported by Core 3 N355 and Core i5-8279U.
| PCIe version | 3.0 | 3.0 |
| PCI Express lanes | 9 | 16 |
| USB revision | 2.0/3.2 | no data |
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.
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. Other than that, Passmark measures multi-core performance.
7-Zip Single
7-Zip
Pros & cons summary
| Performance score | 6.53 | 4.67 |
| Recency | 7 January 2025 | 3 April 2019 |
| Physical cores | 8 | 4 |
| Power consumption (TDP) | 15 Watt | 28 Watt |
3 N355 has a 39.8% higher aggregate performance score, an age advantage of 5 years, 100% more physical cores, and 86.7% lower power consumption.
The Intel Core 3 N355 is our recommended choice as it beats the Intel Core i5-8279U in performance tests.
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