Essentials Product Collection 9th Generation Intel CoreTM i5 Processors Code Name Products formerly Coffee Lake Vertical Segment Desktop Processor Number i5-9400F Lithography 14 nm Use Conditions PC/Client/Tablet

	Performance Number of Cores 6 Number of Threads 6 Processor Base Frequency 2.90 GHz Max Turbo Frequency 4.10 GHz Cache 9 MB SmartCache Bus Speed 8 GT/s DMI3 TDP 65 W

	Supplemental Information Embedded Options Available No

	Memory Specifications Max Memory Size (dependent on memory type) 64 GB Memory Types DDR4-2666 Max Number of Memory Channels 2 Max Memory Bandwidth 41.6 GB/s ECC Memory Supported No

	Expansion Options

	Scalability 1S Only

	PCI Express Revision 3.0

	PCI Express Configurations Up to 1x16, 2x8, 1x8+2x4

	Max Number of PCI Express Lanes 16

	Package Specifications Max CPU Configuration 1 Thermal Solution Specification PCG 2015C (65W) TJUNCTION 100oC

	Advanced Technologies

	Intel OptaneTM Memory Supported Yes

	Intel Turbo Boost Technology 2.0

	Intel vProTM 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-NI No

	Intel 64 Yes

	Intel 64 Yes

	Instruction Set Extensions Intel SSE4.1, Intel SSE4.2, Intel 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 and Reliability

	Intel AES New Instructions Yes

	Secure Key Yes

	Intel Software Guard Extensions (Intel SGX) Yes with Intel ME

	Intel Memory Protection Extensions (Intel MPX) Yes

	Intel Memory Protection Extensions (Intel MPX) Yes

	Intel Trusted Execution Technology No

	Execute Disable Bit Yes

	Intel Boot Guard Yes

	Item Dimension (L inchxW inchxH inch) 5 x 2 x 4 Weight 1.00lb Warranty Information 3-years limited