The processor Intel Core i5-8400B is developed on the 14 nm technology node and architecture Coffee Lake S. Its base clock speed is 2.80 GHz, and maximum clock speed in turbo boost - 4.00 GHz. Intel Core i5-8400B contains 6 processing cores. To make a right choice for computer upgrading, please get familiar with the detailed technical specifications and benchmark results. Check socket compatibility before choosing.
 CPU Cores and Base Frequency |
||||
|---|---|---|---|---|
| Frequency | 2.80 GHz | Cores | 6 | |
| Turbo (1 Core) | 3.80 GHz | CPU Threads | 6 | |
| Turbo (All Cores) | 4.00 GHz | |||
| Hyperthreading ? | No | Overclocking ? | No | |
| Core architecture | normal | |||
 Internal Graphics |
|
|---|---|
| GPU name | Intel UHD Graphics 630 |
| GPU frequency | 0.35 GHz |
| GPU (Turbo) | 1.15 GHz |
| Generation | |
| DirectX Version | 12 |
| Execution units | 24 |
| Shader | 192 |
| Max. Memory | 64 GB |
| Max. displays | 3 |
| Technology | 14 nm |
| Release date | Q4/2017 |
 Hardware codec support
|
|
|---|---|
| H264 | Decode / Encode |
| H265 / HEVC (8 bit) | Decode / Encode |
| H265 / HEVC (10 bit) | Decode / Encode |
| VP8 | Decode / Encode |
| VP9 | Decode / Encode |
| AV1 | No |
| AV1 | No |
| AVC | Decode / Encode |
| JPEG | Decode / Encode |
 Memory & PCIe
| ||||
|---|---|---|---|---|
| Memory type | DDR4-2666 | |||
| Max. Memory | 64 GB | |||
| Memory channels | 2 | ECC | No | |
| PCIe version | 3.0 | PCIe lanes | 16 | |
 Thermal Management
| ||||
|---|---|---|---|---|
| TDP (PL1) | 65 W | TDP (PL2) | ||
| TDP up | -- | TDP down | -- | |
| Tjunction max | 100 °C | |||
 Technical details
| |
|---|---|
| Instruction set (ISA) | x86-64 (64 bit) |
| Architecture | Coffee Lake S |
| L2-Cache | -- |
| L3-Cache | 9.00 MB |
| Technology | 14 nm |
| Virtualization | VT-x, VT-x EPT, VT-d |
| Release date | Q2/2018 |
| Socket | BGA 1440 |
The theoretical computing performance of the internal graphics unit of the processor with simple accuracy (32 bit) in GFLOPS. GFLOPS indicates how many billion floating point operations the iGPU can perform per second.
