Intel Core i5-9400F vs Core i5-9400

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Combined performance score

i5-9400
6.10

Core i5-9400F outperforms Core i5-9400 by 1% in our combined benchmark results.

General info

Comparing Core i5-9400 and Core i5-9400F processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking984976
Place by popularitynot in top-10023
Value for money17.3621.11
Market segmentDesktop processorDesktop processor
SeriesIntel Core i5Intel Core i5
Architecture codenameCoffee Lake (2017−2019)Coffee Lake-R (2018−2019)
Release date19 October 2018 (5 years old)8 January 2019 (5 years old)
Launch price (MSRP)$182$182
Current price$137 (0.8x MSRP)$122 (0.7x MSRP)
Value for money

Performance per price, higher is better.

i5-9400F has 22% better value for money than i5-9400.

Technical specs

Core i5-9400 and Core i5-9400F basic parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters indirectly say of CPU speed, though for more precise assessment you have to consider their test results.

Physical cores6 (Hexa-Core)6 (Hexa-Core)
Threads66
Base clock speed2.9 GHz2.9 GHz
Boost clock speed4.1 GHz4.1 GHz
Bus support4 × 8 GT/sno data
L1 cache64K (per core)64K (per core)
L2 cache256K (per core)256K (per core)
L3 cache9 MB (shared)9 MB (shared)
Chip lithography14 nm14 nm
Die size149 mm2149 mm2
Maximum core temperature100 °C100 °C
Maximum case temperature (TCase)72 °C72 °C
64 bit support++
Windows 11 compatibility++
Unlocked multiplierNoNo

Compatibility

Information on Core i5-9400 and Core i5-9400F compatibility with other computer components: motherboard (look for socket type), power supply unit (look for power consumption) etc. Useful when planning a future computer configuration or upgrading an existing one. Note that power consumption of some processors can well exceed their nominal TDP, even without overclocking. Some can even double their declared thermals given that the motherboard allows to tune the CPU power parameters.

Number of CPUs in a configuration11
SocketFCLGA1151FCLGA1151
Power consumption (TDP)65 Watt65 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i5-9400 and Core i5-9400F. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® SSE4.1, Intel® SSE4.2, Intel® AVX2Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2
AES-NI++
AVX++
Enhanced SpeedStep (EIST)++
Turbo Boost Technology2.02.0
Hyper-Threading Technology--
TSX--
Idle States++
Thermal Monitoring++
SIPP--
StatusDiscontinuedDiscontinued

Security technologies

Core i5-9400 and Core i5-9400F technologies aimed at improving security, for example, by protecting against hacks.

TXT--
EDB++
Secure Key++
MPX++
Identity Protection++
SGXYes with Intel® MEYes with Intel® ME
OS Guard++

Virtualization technologies

Virtual machine speed-up technologies supported by Core i5-9400 and Core i5-9400F are enumerated here.

VT-d++
VT-x++
EPT++

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i5-9400 and Core i5-9400F. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4-2666DDR4-2666
Maximum memory size128 GB128 GB
Max memory channels22
Maximum memory bandwidth41.6 GB/s41.6 GB/s
ECC memory support--

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardIntel UHD Graphics 630no data
Max video memory64 GBno data
Quick Sync Video+no data
Clear Video+no data
Clear Video HD+no data
Graphics max frequency1.05 GHzno data
InTru 3D+no data

Graphics interfaces

Available interfaces and connections of Core i5-9400 and Core i5-9400F integrated GPUs.

Number of displays supported3no data

Graphics image quality

Maximum display resolutions supported by Core i5-9400 and Core i5-9400F integrated GPUs, including resolutions over different interfaces.

4K resolution support+no data
Max resolution over HDMI 1.44096 x 2304@24Hzno data
Max resolution over eDP4096 x 2304@60Hzno data
Max resolution over DisplayPort4096 x 2304@60Hzno data

Graphics API support

APIs supported by Core i5-9400 and Core i5-9400F integrated GPUs, sometimes API versions are included.

DirectX12no data
OpenGL4.5no data

Peripherals

Specifications and connection of peripherals supported by Core i5-9400 and Core i5-9400F.

PCIe version3.03.0
PCI Express lanes1616

Synthetic benchmark performance

Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.


Combined synthetic benchmark score

This is our combined benchmark performance rating. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.

i5-9400 6.10
i5-9400F 6.17
+1.1%

Core i5-9400F outperforms Core i5-9400 by 1% in our combined benchmark results.


Passmark

Passmark CPU Mark is a widespread benchmark, consisting of 8 different types of workload, including integer and floating point math, extended instructions, compression, encryption and physics calculation. There is also one separate single-threaded scenario measuring single-core performance.

Benchmark coverage: 68%

i5-9400 9373
i5-9400F 9478
+1.1%

Core i5-9400F outperforms Core i5-9400 by 1% in Passmark.

GeekBench 5 Single-Core

GeekBench 5 Single-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses only a single CPU core.

Benchmark coverage: 42%

i5-9400 1384
+0.4%
i5-9400F 1379

GeekBench 5 Multi-Core

GeekBench 5 Multi-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses all available CPU cores.

Benchmark coverage: 42%

i5-9400 4797
i5-9400F 4833
+0.8%

Core i5-9400F outperforms Core i5-9400 by 1% in GeekBench 5 Multi-Core.

Gaming performance

Advantages and disadvantages


Performance score 6.10 6.17
Recency 19 October 2018 8 January 2019

We couldn't decide between Core i5-9400 and Core i5-9400F. The differences in performance seem too small.


Should you still have questions on choice between Core i5-9400 and Core i5-9400F, ask them in Comments section, and we shall answer.

User ratings

Do you think we are right or mistaken in our choice? Vote by clicking "Like" button near your favorite CPU.


Intel Core i5-9400
Core i5-9400
Intel Core i5-9400F
Core i5-9400F

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User ratings: view and submit

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Questions and comments

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