| Processor family | 8th gen Intel® Core i5 |
| Processor frequency | 2.80 GHz |
| Processor cores | 6 |
| Processor socket | LGA 1151 (Socket H4) |
| Component for | PC |
| Processor lithography | 14 nm |
| Box | - |
| Cooler included | - |
| Processor model | i5-8400 |
| Processor threads | 6 |
| System bus rate | 8 GT/s |
| Processor operating modes | 64-bit |
| Processor cache | 9 MB |
| Processor cache type | Smart Cache |
| Processor boost frequency | 4.00 GHz |
| Bus type | DMI3 |
| Processor codename | Coffee Lake |
| Memory channels supported by processor | Dual |
| Maximum internal memory supported by processor | 64 GB |
| Memory types supported by processor | DDR4-SDRAM |
| Memory clock speeds supported by processor | 2666 MHz |
| ECC supported by processor | - |
| On-board graphics adapter | Yes |
| On-board graphics adapter model | Intel UHD Graphics 630 |
| On-board graphics adapter outputs supported | DisplayPort,Embedded DisplayPort (eDP),HDMI |
| On-board graphics adapter base frequency | 350 MHz |
| On-board graphics adapter dynamic frequency (max) | 1050 MHz |
| Maximum on-board graphics adapter memory | 64 GB |
| Number of displays supported (on-board graphics) | 3 |
| On-board graphics adapter 4K support | Yes |
| On-board graphics adapter maximum resolution (HDMI) | 4096 x 2304 pixels |
| On-board graphics adapter maximum resolution (DisplayPort) | 4096 x 2304 pixels |
| On-board graphics adapter maximum resolution (eDP - Integrated Flat Panel) | 4096 x 2304 pixels |
| On-board graphics adapter refresh rate at maximum resolution (HDMI) | 24 Hz |
| On-board graphics adapter refresh rate at maximum resolution (DisplayPort) | 60 Hz |
| On-board graphics adapter refresh rate at maximum resolution (eDP - Integrated Flat Panel) | 60 Hz |
| On-board graphics adapter DirectX version | 12.0 |
| On-board graphics adapter OpenGL version | 4.5 |
| Number of execution units | 23 |
| Thermal Design Power (TDP) | 65 W |
| Execute Disable Bit | Yes |
| Idle States | Yes |
| Thermal Monitoring Technologies | Yes |
| Maximum number of PCI Express lanes | 16 |
| PCI Express slots version | 3.0 |
| PCI Express configurations | 1x16,1x8+2x4,2x8 |
| Supported instruction sets | AVX 2.0,SSE4.1,SSE4.2 |
| Processor package size | 37.5 x 37.5 |
| Processor code | SR3QT |
| Scalability | 1S |
| CPU configuration (max) | 1 |
| Embedded options available | - |
| Thermal solution specification | PCG 2015C |
| On-board graphics adapter ID | 0x3E92 |
| Processor ARK ID | 126687 |
| Intel® Hyper Threading Technology (Intel® HT Technology) | - |
| Intel® Identity Protection Technology (Intel® IPT) | Yes |
| Intel® Turbo Boost Technology | 2.0 |
| Intel® vPro Technology | - |
| Intel® Quick Sync Video Technology | Yes |
| Intel® InTru 3D Technology | Yes |
| Intel® Clear Video HD Technology (Intel® CVT HD) | Yes |
| Intel® AES New Instructions (Intel® AES-NI) | Yes |
| Enhanced Intel SpeedStep Technology | Yes |
| Intel Trusted Execution Technology | - |
| Intel® Memory Protection Extensions (Intel® MPX) | Yes |
| Intel® Device Protection Technology (Intel® DPT) with Boot Guard | Yes |
| Intel Enhanced Halt State | Yes |
| Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID) | Yes |
| Intel VT-x with Extended Page Tables (EPT) | Yes |
| Intel TSX-NI | - |
| Intel Stable Image Platform Program (SIPP) | - |
| Intel® OS Guard | Yes |
| Intel Clear Video Technology | Yes |
| Intel Software Guard Extensions (Intel SGX) | Yes |
| Intel 64 | Yes |
| Intel Virtualization Technology (VT-x) | Yes |
| Intel Virtualization Technology for Directed I/O (VT-d) | Yes |
| Conflict Free processor | Yes |
| Intel® Optane Memory Ready | Yes |
| Tjunction | 100 °C |
| Processor cache | 9216 KB |
| Product type | 4 |
| Status | Launched |
| Product family | Intel Core Processors |
| Maximum internal memory | 65536 MB |
