Core i5-9400T: specs and benchmarks

VS

Aggregate performance score

Core i5-9400T provides acceptable benchmark performance at 5.45% of a leader's which is a 96-core Ryzen Threadripper PRO 7995WX.

Summary

Intel started Core i5-9400T sales 23 April 2019 at a recommended price of $182. This is a Coffee Lake architecture desktop processor primarily aimed at office systems. It has 6 cores and 6 threads, and is based on 14 nm manufacturing technology, with a maximum frequency of 3400 MHz and a locked multiplier.

Compatibility-wise, this is FCLGA1151 processor with a TDP of 35 Watt and a maximum temperature of 72 °C. It supports DDR4-2666 memory.

Primary details

Core i5-9400T processor market type (desktop or notebook), architecture, sales start time and pricing.

Place in the ranking1173
Place by popularitynot in top-100
Cost-effectiveness evaluation9.11
Market segmentDesktop processor
SeriesIntel Core i5
Power efficiency14.20of 100.00 (Core Ultra 7 164U)
Architecture codenameCoffee Lake (2017−2019)
Release date23 April 2019 (5 years ago)
Launch price (MSRP)$182of 17,906 (tray) (Xeon Platinum 8280L)

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Basic microprocessor parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters can generally indicate CPU performance, but to be more precise you have to review its test results.

Physical cores6 (Hexa-Core)
Threads6
Base clock speed1.8 GHzof 4.7 GHz (FX-9590)
Boost clock speed3.4 GHzof 50 MHz (i486DX-50)
Bus typeDMI 3.0
Bus rate4 × 8 GT/s
Multiplier18of 42 (Core i7-7700K)
L1 cache384 KBof 80 KB (EPYC 9965)
L2 cache1.5 MBof 2 MB (Xeon 6980P)
L3 cache9 MB (shared)of 1152 MB (EPYC 9684X)
Chip lithography14 nmof 3 nm (Apple M3 Max 16-Core)
Die size149 mm2
Maximum core temperature100 °Cof 110 °C (Atom x7-E3950)
Maximum case temperature (TCase)72 °Cof 105 °C (Core i7-5950HQ)
64 bit support+
Windows 11 compatibility+

Compatibility

Information on Core i5-9400T compatibility with other computer components and devices: 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 configuration1 (Uniprocessor)of 8 (Opteron 842)
SocketFCLGA1151
Power consumption (TDP)35 Wattof 3100 ‑ 4500 (Ryzen 7 7435H)

Technologies and extensions

Technological capabilities and additional instructions supported by Core i5-9400T. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® SSE4.1, Intel® SSE4.2, Intel® AVX2
AES-NI+
AVX+
Enhanced SpeedStep (EIST)+
Turbo Boost Technology2.0
Hyper-Threading Technology-
Idle States+
Thermal Monitoring+

Security technologies

Processor technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Supported virtual machine optimization technologies. Some are specific to Intel only, some to AMD.

VT-d+
VT-x+
EPT+

Memory specs

Types, maximum amount and channel number of RAM supported by Core i5-9400T's memory controller. Depending on the motherboard, higher memory frequency may be supported.

Supported memory typesDDR4-2666
Maximum memory size128 GBof 6 TiB (EPYC 9124)
Max memory channels2of 12 (Xeon Platinum 9221)
Maximum memory bandwidth42.671 GB/sof 460.8 GB/s (EPYC 9124)

Graphics specifications

General parameters of a GPU integrated into Core i5-9400T.

Integrated graphics cardIntel UHD Graphics 630
Max video memory64 GB
Quick Sync Video+
Clear Video+
Clear Video HD+
Graphics max frequency1.05 GHz
InTru 3D+

Graphics interfaces

Available interfaces and connections of Core i5-9400T's integrated GPU.

Number of displays supported3

Graphics image quality

Maximum display resolutions supported by Core i5-9400T's integrated GPU, including resolutions over different interfaces.

4K resolution support+
Max resolution over HDMI 1.44096 x 2304@24Hz
Max resolution over eDP4096 x 2304@60Hz
Max resolution over DisplayPort4096 x 2304@60Hz

Graphics API support

APIs supported by Core i5-9400T's integrated GPU, sometimes API versions are included.

DirectX12
OpenGL4.5

Peripherals

Specifications and connection types of supported peripherals.

PCIe version3.0of 5.0 (Core i9-12900K)
PCI Express lanes16of 128 (EPYC 7551P)

Benchmark performance

Single-core and multi-core benchmark results of Core i5-9400T. Overall benchmark performance 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.

i5-9400T 5.45

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.

i5-9400T 8348

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.

i5-9400T 1150

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.

i5-9400T 3985

Gaming performance

Closest competitors

Core i5-9400T's performance relative to its closest rivals among desktop CPUs.


Core i7-3960X 101.28
Core i5-9400T 100

AMD equivalent

According to our data, the closest AMD alternative to Core i5-9400T is Ryzen 5 PRO 3400GE, which is slower by 1% and lower by 6 positions in our ranking.

Here are some closest AMD rivals to Core i5-9400T:

Similar processors

Here is our recommendation of several processors that are more or less close in performance to the one reviewed.

Recommended GPUs

People consider these graphics cards to be good for Core i5-9400T, according to our PC configuration statistics.

These are the fastest graphics cards for Core i5-9400T in our user configuration statistics. There is a total of 389 configurations using Core i5-9400T in our database.

All comparisons with Core i5-9400T

Community ratings

Here is the rating given to the reviewed processor by our users. Let others know your opinion by rating it yourself.


4 63 votes

Rate Core i5-9400T on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5

Questions & comments

Here you can ask a question about Core i5-9400T, agree or disagree with our judgements, or report an error or mismatch.