Intel Core i5-9400 vs Core i5-9400F

General info

Comparing Core i5-9400 and Core i5-9400F processor market type (desktop or notebook), architecture and sales start time and price.
Place in performance rating
 
Value for money (0-100)
0.75
 
0.49
Type
Desktop
 
Desktop
Series
Intel Core i5
 
Intel Core i5
Architecture codename
Coffee Lake
 
Coffee Lake
Release date
19 October 2018
 
8 January 2019
Launch price (MSRP)
$182
 
$182
Price now
$528
 
$806

Technical specs

Core i5-9400 and Core i5-9400F quantitative parameters such as cores and threads number, clocks, manufacturing process, cache size and multiplier lock state. These parameters indirectly say of Core i5-9400 and Core i5-9400F performance, but for precise assessment you have to consider their test results.
Number of cores
6
 
6
Number of threads
6
 
6
Base frequency
2.9 GHz
 
2.9 GHz
Maximum frequency
4.1 GHz
 
4.1 GHz
Bus support
4 × 8 GT/s
 
no data
L1 cache
64K (per core)
 
64K (per core)
L2 cache
256K (per core)
 
256K (per core)
L3 cache
9 MB (shared)
 
9 MB (shared)
Manufacturing process technology
14 nm
 
14 nm
Die size
149 mm2
 
149 mm2
Maximum core temperature
100 °C
 
100 °C
Maximum case temperature (TCase)
72 °C
 
72 °C
64 bit support
+
 
+

Compatibility

Information on Core i5-9400 and Core i5-9400F compatibility with other computer components. Useful when choosing a future computer configuration or upgrading an existing one.
Max number of CPUs in a configuration
1
 
1
Socket
FCLGA1151
 
FCLGA1151
Power consumption (TDP)
65 Watt
 
65 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 extensions
Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2
 
Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2
AES-NI
+
 
+
AVX
+
 
+
vPro
-
 
-
Enhanced SpeedStep (EIST)
+
 
+
Turbo Boost
2.0
 
2.0
Hyper-Threading
-
 
-
Idle States
+
 
+
Thermal Monitoring
+
 
+

Security technologies

Core i5-9400 and Core i5-9400F technologies aimed at raising security, for example, by protecting against hacks.
TXT
-
 
-
EDB
+
 
+
Secure Key
+
 
+
MPX
+
 
+
Identity Protection
+
 
+
SGX
Yes with Intel® ME
 
Yes 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 number of RAM supported by Core i5-9400 and Core i5-9400F.
Supported memory types
DDR4-2666
 
DDR4-2666
Maximum memory size
128 GB
 
128 GB
Max memory channels
2
 
2
Maximum memory bandwidth
41.6 GB/s
 
41.6 GB/s

Graphics specifications

General parameters of GPUs integrated into Core i5-9400 and Core i5-9400F.
Integrated graphics
 
no data
Max video memory
64 GB
 
no data
Quick Sync
+
 
-
Clear Video
+
 
no data
Clear Video HD
+
 
no data
Graphics max frequency
1.05 GHz
 
no data
InTru 3D
+
 
no data

Graphics interfaces

Available interfaces and connections of Core i5-9400 and Core i5-9400F integrated GPUs.
Number of displays supported
3
 
no 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 1.4
4096x2304@24Hz
 
no data
Max resolution over eDP
4096x2304@60Hz
 
no data
Max resolution over DisplayPort
4096x2304@60Hz
 
no data

Graphics API support

APIs supported by Core i5-9400 and Core i5-9400F integrated GPUs, sometimes API versions are included.
DirectX
12
 
no data
OpenGL
4.5
 
no data

Peripherals

Specifications and connection of peripherals supported by Core i5-9400 and Core i5-9400F.
PCIe revision
3.0
 
3.0
Max number of PCIe lanes
16
 
16

Benchmark performance

Non-gaming benchmarks performance of Core i5-9400 and Core i5-9400F. Overall benchmark performance is measured in points in 0-100 range.

Overall benchmark performance

i5-9400 10.76
i5-9400F 10.83 +0.7%

Passmark

i5-9400 9538
i5-9400F 9593 +0.6%

Gaming performance

Let's see how good Core i5-9400 and Core i5-9400F are for gaming compared with game system requirements. Remember that sometimes official requirements may reflect real performance inaccurately.

Advantages of Intel Core i5-9400

QuickSyncVideo

Advantages of Intel Core i5-9400F

0.7% faster in synthetic tests
Somewhat newer (8 January 2019 vs 19 October 2018)

So, Core i5-9400 or Core i5-9400F?

Technical City couldn't decide between Intel Core i5-9400 and Intel 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.

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