Intel Atom x3-C3405: specs and benchmarks
Summary
This is a Silvermont architecture notebook processor primarily aimed at home systems. It has 4 cores and 4 threads, and is based on 28 nm manufacturing technology, with a maximum frequency of 1400 MHz and a locked multiplier.
It supports 1x32 LPDDR2/3 1066 memory.
Primary details
Atom x3-C3405 processor market type (desktop or notebook), architecture, sales start time and pricing.
| Place in the ranking | not rated | |
| Place by popularity | not in top-100 | |
| Market segment | Laptop | |
| Series | 3x Intel Atom | |
| Architecture codename | Silvermont (2015) | |
| Release date | no data |
Detailed specifications
Basic microprocessor parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters can generally indicate CPU performance, but to be more precise you have to review its test results.
| Physical cores | 4 (Quad-Core) | |
| Threads | 4 | |
| Base clock speed | 1.2 GHz | of 4.7 GHz (Ryzen 9 7900X) |
| Boost clock speed | 1.4 GHz | of 50 MHz (i486DX-50) |
| L2 cache | 2 MB | of 36864 KB (Apple M2 Max) |
| L3 cache | 0 KB | of 1179648 KB (EPYC 9684X) |
| Chip lithography | 28 nm | of 0.18 µm (K6-2+/450ACZ) |
| 64 bit support | + |
Technologies and extensions
Technological capabilities and additional instructions supported by Atom x3-C3405. You'll probably need this information if you require some particular technology.
| AES-NI | + | |
| GPIO | 5 x I2C | |
| Status | Announced |
Security technologies
Processor technologies aimed at improving security, for example, by protecting against hacks.
| Secure Boot | + |
Memory specs
Types, maximum amount and channel number of RAM supported by Atom x3-C3405's memory controller. Depending on the motherboard, higher memory frequency may be supported.
| Supported memory types | 1x32 LPDDR2/3 1066 | |
| Maximum memory size | 2 GB | of 6 TiB (EPYC 9654) |
| Max memory channels | 1 | of 12 (Xeon Platinum 9221) |
| Maximum memory bandwidth | 4.2 GB/s | of 460.8 GB/s (EPYC 9654) |
Graphics interfaces
Available interfaces and connections of Atom x3-C3405's integrated GPU.
| Number of displays supported | 1 | |
| MIPI-DSI | + |
Graphics image quality
Maximum display resolutions supported by Atom x3-C3405's integrated GPU, including resolutions over different interfaces.
| Max resolution over eDP | 1280x800 |
Graphics API support
APIs supported by Atom x3-C3405's integrated GPU, sometimes API versions are included.
| DirectX | 9.3 | |
| OpenGL | ES 3.0 |
Peripherals
Specifications and connection types of supported peripherals.
| USB revision | 2.0 OTG | |
| Number of USB ports | 1 | |
| UART | 7 x USIF configurable |
