Essentials

• Product Collection: 8th Generation Intel® Core™ i5 Processors
• Code Name: Products formerly Coffee Lake
• Vertical Segment: Desktop
• Processor Number: i5–8400
• Status: Launched
• Launch Date: Q4'17
• Lithography: 14 nm

Performance

• # of Cores: 6
• # of Threads: 6
• Processor Base Frequency: 2.80 GHz
• Max Turbo Frequency: 4.00 GHz
• Cache: 9 MB
• Bus Speed: 8 GT/s DMI3
• TDP: 65 W

Supplemental Information

• Embedded Options Available: No
• Conflict Free: Yes

Memory Specifications

• Max Memory Size (dependent on memory type): 64 GB
• Memory Types: DDR4–2666
• Max # of Memory Channels: 2
• ECC Memory Supported ‡: No

Graphics Specifications

• Processor Graphics ‡: Intel® UHD Graphics 630
• Graphics Base Frequency: 350 MHz
• Graphics Max Dynamic Frequency: 1.05 GHz
• Graphics Video Max Memory: 64 GB
• Execution Units: 23
• 4K Support: Yes, at 60Hz
• Max Resolution (HDMI 1.4)‡: 4096×2304@24Hz
• Max Resolution (DP)‡: 4096×2304@60Hz
• Max Resolution (eDP – Integrated Flat Panel)‡: 4096×2304@60Hz
• DirectX* Support: 12
• OpenGL* Support: 4.5
• Intel® Quick Sync Video: Yes
• Intel® InTru™ 3D Technology: Yes
• Intel® Clear Video HD Technology: Yes
• Intel® Clear Video Technology: Yes
• # of Displays Supported ‡: 3
• Device ID: 0×3E92

Expansion Options

• Scalability: 1S Only
• PCI Express Revision: 3.0
• PCI Express Configurations ‡: Up to 1×16 or 2×8 or 1×8+2×4
• Max # of PCI Express Lanes: 16

Package Specifications

• Sockets Supported: FCLGA1151
• Max CPU Configuration: 1
• Thermal Solution Specification: PCG 2015C (65W)
• TJUNCTION: 100°C
• Package Size: 37.5mm x 37.5mm

Advanced Technologies

• Intel® Optane™ Memory Supported ‡: Yes
• Intel® Turbo Boost Technology ‡: 2.0
• Intel® vPro™ Technology ‡: No
• Intel® Hyper-Threading Technology ‡: No
• Intel® Virtualization Technology (VT-x) ‡: Yes
• Intel® Virtualization Technology for Directed I/O (VT-d) ‡: Yes
• Intel® VT-x with Extended Page Tables (EPT) ‡: Yes
• Intel® TSX-NI: No
• Intel® 64 ‡: Yes
• Instruction Set: 64-bit
• Instruction Set Extensions: SSE4.1/4.2, AVX2
• Idle States: Yes
• Enhanced Intel SpeedStep® Technology: Yes
• Thermal Monitoring Technologies: Yes
• Intel® Identity Protection Technology ‡: Yes
• Intel® Stable Image Platform Program (SIPP): No

Security & Reliability

• Intel® AES New Instructions: Yes
• Secure Key: Yes
• Intel® Software Guard Extensions (Intel® SGX): Yes
• Intel® Memory Protection Extensions (Intel® MPX): Yes
• Intel® OS Guard: Yes
• Intel® Trusted Execution Technology ‡: No
• Execute Disable Bit ‡: Yes
• Intel® Boot Guard: Yes