Radeon RX 6400 vs GeForce GTX 980MX

Primary details

GPU architecture, market segment, value for money and other general parameters compared.

Place in the rankingnot rated279
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluationno data53.99
Power efficiencyno data25.60
ArchitectureMaxwell 2.0 (2014−2019)RDNA 2.0 (2020−2024)
GPU code nameGM204Navi 24
Market segmentLaptopDesktop
Release date1 June 2016 (8 years ago)19 January 2022 (2 years ago)
Launch price (MSRP)no data$159

Cost-effectiveness evaluation

Performance to price ratio. The higher, the better.

no data

Detailed specifications

General parameters such as number of shaders, GPU core base clock and boost clock speeds, manufacturing process, texturing and calculation speed. Note that power consumption of some graphics cards can well exceed their nominal TDP, especially when overclocked.

Pipelines / CUDA cores1664768
Core clock speed1050 MHz1923 MHz
Boost clock speed1178 MHz2321 MHz
Number of transistors5,200 million5,400 million
Manufacturing process technology28 nm6 nm
Power consumption (TDP)148 Watt53 Watt
Texture fill rate122.5111.4
Floating-point processing power3.92 TFLOPS3.565 TFLOPS
ROPs6432
TMUs10448
Ray Tracing Coresno data12

Form factor & compatibility

Information on compatibility with other computer components. Useful when choosing a future computer configuration or upgrading an existing one. For desktop graphics cards it's interface and bus (motherboard compatibility), additional power connectors (power supply compatibility).

InterfacePCIe 3.0 x16PCIe 4.0 x4
Widthno data1-slot
Supplementary power connectorsNoneNone

VRAM capacity and type

Parameters of VRAM installed: its type, size, bus, clock and resulting bandwidth. Integrated GPUs have no dedicated video RAM and use a shared part of system RAM.

Memory typeGDDR5GDDR6
Maximum RAM amount8 GB4 GB
Memory bus width256 Bit64 Bit
Memory clock speed1500 MHz2000 MHz
Memory bandwidth192.0 GB/s128.0 GB/s

Connectivity and outputs

Types and number of video connectors present on the reviewed GPUs. As a rule, data in this section is precise only for desktop reference ones (so-called Founders Edition for NVIDIA chips). OEM manufacturers may change the number and type of output ports, while for notebook cards availability of certain video outputs ports depends on the laptop model rather than on the card itself.

Display ConnectorsNo outputs1x HDMI 2.1, 1x DisplayPort 1.4a
HDMI-+

API compatibility

List of supported 3D and general-purpose computing APIs, including their specific versions.

DirectX12 (12_1)12 Ultimate (12_2)
Shader Model6.46.7
OpenGL4.64.6
OpenCL1.22.2
Vulkan1.1.1261.3
CUDA5.2-

Pros & cons summary


Recency 1 June 2016 19 January 2022
Maximum RAM amount 8 GB 4 GB
Chip lithography 28 nm 6 nm
Power consumption (TDP) 148 Watt 53 Watt

GTX 980MX has a 100% higher maximum VRAM amount.

RX 6400, on the other hand, has an age advantage of 5 years, a 366.7% more advanced lithography process, and 179.2% lower power consumption.

We couldn't decide between GeForce GTX 980MX and Radeon RX 6400. We've got no test results to judge.

Be aware that GeForce GTX 980MX is a notebook card while Radeon RX 6400 is a desktop one.


Should you still have questions concerning choice between the reviewed GPUs, ask them in Comments section, and we shall answer.

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NVIDIA GeForce GTX 980MX
GeForce GTX 980MX
AMD Radeon RX 6400
Radeon RX 6400

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Community ratings

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Questions & comments

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