Essentials

• Product Collection9th Generation Intel® Core™ i5 Processors
• Code NameProducts formerly Coffee Lake
• Vertical SegmentDesktop
• Processor Numberi5-9400F
• StatusLaunched
• Launch DateQ1'19
• Lithography14 nm
• Recommended Customer Price$182.00
• Use ConditionsPC/Client/Tablet

Performance

• # of Cores6
• # of Threads6
• Processor Base Frequency2.90 GHz
• Max Turbo Frequency4.10 GHz
• Cache9 MB SmartCache
• Bus Speed8 GT/s DMI3
• TDP65 W

Supplemental Information

• Embedded Options AvailableNo
• DatasheetView now

Memory Specifications

• Max Memory Size (dependent on memory type)64 GB
• Memory TypesDDR4-2666
• Max # of Memory Channels2
• Max Memory Bandwidth41.6 GB/s
• ECC Memory Supported ‡No

Expansion Options

• Scalability1S Only
• PCI Express Revision3.0
• PCI Express Configurations ‡Up to 1x16, 2x8, 1x8+2x4
• Max # of PCI Express Lanes16

Package Specifications

• Sockets SupportedFCLGA1151
• Max CPU Configuration1
• Thermal Solution SpecificationPCG 2015C (65W)
• TJUNCTION100°C
• Package Size37.5mm x 37.5mm

Advanced Technologies

• Intel® Optane™ Memory Supported ‡Yes
• Intel® Turbo Boost Technology ‡2.0
• Intel® vPro™ Platform Eligibility ‡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-NINo
• Intel® 64 ‡Yes
• Instruction Set64-bit
• Instruction Set ExtensionsIntel® SSE4.1, Intel® SSE4.2, Intel® AVX2
• Idle StatesYes
• Enhanced Intel SpeedStep® TechnologyYes
• Thermal Monitoring TechnologiesYes
• Intel® Identity Protection Technology ‡Yes
• Intel® Stable Image Platform Program (SIPP)No

Security & Reliability

• Intel® AES New InstructionsYes
• Secure KeyYes
• Intel® Software Guard Extensions (Intel® SGX)Yes with Intel® ME
• Intel® Memory Protection Extensions (Intel® MPX)Yes
• Intel® OS GuardYes
• Intel® Trusted Execution Technology ‡No
• Execute Disable Bit ‡Yes
• Intel® Boot GuardYes