AMD Radeon RX 6400: specs and benchmarks

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Price now 206$
Games supported 83%
RX 6400
Radeon RX 6400
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  • Interface PCIe 4.0 x4
  • Core clock speed
  • Max video memory 4 GB
  • Memory type GDDR6
  • Memory clock speed 16 Gbps
  • Maximum resolution
Year of release 2022
Performance 18.99

Summary

AMD started Radeon RX 6400 sales 19 January 2022 at a recommended price of $159. This is a desktop graphics card based on a RDNA 2.0 architecture and made with 6 nm manufacturing process. It is primarily aimed at gamer market. 4 GB of GDDR6 memory clocked at 16 GB/s are supplied, and together with 64 Bit memory interface this creates a bandwidth of 128.0 GB/s.

Compatibility-wise, this is single-slot card attached via PCIe 4.0 x4 interface. No additional power connector is required, and power consumption is at 53 Watt.

It provides poor gaming and benchmark performance at

18.99%

of a leader's which is NVIDIA GeForce RTX 4090.

RTX 4090GeForce RTX4090
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General info

Some basic facts about Radeon RX 6400: architecture, market segment, release date etc.

Place in performance ranking231
Place by popularity89
Value for money27.63
ArchitectureRDNA 2.0 (2020−2022)
GPU code nameNavi 24
Market segmentDesktop
Release date19 January 2022 (1 year old)
Launch price (MSRP)$159
Current price$206 (1.3x MSRP)of 158889 (A100 PCIe)
Value for money

Performance to price ratio. The higher, the better.

Technical specs

Radeon RX 6400's specs such as number of shaders, GPU base clock, manufacturing process, texturing and calculation speed. These parameters indirectly speak of Radeon RX 6400's performance, but for precise assessment you have to consider its benchmark and gaming test results.

Pipelines / CUDA cores768of 20480 (Data Center GPU Max NEXT)
Boost clock speed2321 MHzof 3599 (Radeon RX 7990 XTX)
Number of transistors5,400 millionof 14400 (GeForce GTX 1080 SLI Mobile)
Manufacturing process technology6 nmof 4 (GeForce RTX 4080)
Power consumption (TDP)53 Wattof 2400 (Data Center GPU Max Subsystem)
Texture fill rate111.4of 969.9 (H100 SXM5 96 GB)

Size and compatibility

This section provides details about the physical dimensions of Radeon RX 6400 and its compatibility with other computer components. This information is useful when selecting a computer configuration or upgrading an existing one. For desktop graphics cards, it includes details about the interface and bus (for motherboard compatibility) and additional power connectors (for power supply compatibility).

InterfacePCIe 4.0 x4
Width1-slot
Supplementary power connectorsNone

Memory

Parameters of memory installed on Radeon RX 6400: its type, size, bus, clock and resulting bandwidth. Note that GPUs integrated into processors have no dedicated memory and use a shared part of system RAM instead.

Memory typeGDDR6
Maximum RAM amount4 GBof 128 (Radeon Instinct MI250X)
Memory bus width64 Bitof 8192 (Radeon Instinct MI250X)
Memory clock speed16 GB/sof 22400 (GeForce RTX 4080)
Memory bandwidth128.0 GB/sof 14400 (Radeon R7 M260)

Video outputs and ports

Types and number of video connectors present on Radeon RX 6400. As a rule, this section is relevant only for desktop reference graphics cards, since for notebook ones the availability of certain video outputs depends on the laptop model, while non-reference desktop models can (though not necessarily will) bear a different set of video ports.

Display Connectors1x HDMI 2.1, 1x DisplayPort 1.4a
HDMI+

API support

APIs supported by Radeon RX 6400, sometimes including their particular versions.

DirectX12 Ultimate (12_2)
Shader Model6.6
OpenGL4.6
OpenCL2.2
Vulkan1.3

Benchmark performance

Synthetic benchmark performance of Radeon RX 6400. The combined score is measured on a 0-100 point scale.


Combined synthetic benchmark score

This is our combined benchmark performance score. 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.

RX 6400 18.99

Passmark

This is probably the most ubiquitous benchmark, part of Passmark PerformanceTest suite. It gives the graphics card a thorough evaluation under various load, providing four separate benchmarks for Direct3D versions 9, 10, 11 and 12 (the last being done in 4K resolution if possible), and few more tests engaging DirectCompute capabilities.

Benchmark coverage: 24%

RX 6400 7486

Gaming performance

Let's see how good Radeon RX 6400 is for gaming. Particular gaming benchmark results are measured in frames per second. Comparisons with game system requirements are included, but remember that sometimes official requirements may reflect reality inaccurately.

Relative perfomance

Radeon RX 6400's performance compared to nearest competitors among desktop video cards.


NVIDIA equivalent

According to our data, the closest NVIDIA alternative to Radeon RX 6400 is T1000 8 GB, which is faster by 2% and higher by 5 positions in our ranking.

T1000 8 GBT1000 8GB
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Here are some closest NVIDIA rivals to Radeon RX 6400:

Similar GPUs

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

T1000 8 GBT1000 8GB
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RX 5300Radeon RX5300
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RX 5500Radeon RX5500
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GTX 1630GeForce GTX1630
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Recommended processors

These processors are most commonly used with Radeon RX 6400 according to our statistics.

User ratings: view and submit

Here you can see the user rating of the graphics card, as well as rate it yourself.


4.1 797 votes

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Questions and comments

Here you can ask a question about Radeon RX 6400, agree or disagree with our judgements, or report an error or mismatch.