RTX 2000 Max-Q Ada Generation vs Radeon RX 6400

Primary details

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

Place in the ranking276not rated
Place by popularity100not in top-100
Cost-effectiveness evaluation53.38no data
Power efficiency25.84no data
ArchitectureRDNA 2.0 (2020−2024)Ada Lovelace (2022−2024)
GPU code nameNavi 24AD107
Market segmentDesktopMobile workstation
Release date19 January 2022 (2 years ago)21 March 2023 (1 year ago)
Launch price (MSRP)$159 no data

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 cores7683072
Core clock speed1923 MHz930 MHz
Boost clock speed2321 MHz1455 MHz
Number of transistors5,400 million18,900 million
Manufacturing process technology6 nm5 nm
Power consumption (TDP)53 Watt35 Watt
Texture fill rate111.4139.7
Floating-point processing power3.565 TFLOPS8.94 TFLOPS
ROPs3248
TMUs4896
Tensor Coresno data96
Ray Tracing Cores1224

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 4.0 x4PCIe 4.0 x16
Width1-slotno data
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 typeGDDR6GDDR6
Maximum RAM amount4 GB8 GB
Memory bus width64 Bit128 Bit
Memory clock speed2000 MHz2000 MHz
Memory bandwidth128.0 GB/s256.0 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 Connectors1x HDMI 2.1, 1x DisplayPort 1.4aPortable Device Dependent
HDMI+-

API compatibility

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

DirectX12 Ultimate (12_2)12 Ultimate (12_2)
Shader Model6.76.8
OpenGL4.64.6
OpenCL2.23.0
Vulkan1.31.3
CUDA-8.9

Pros & cons summary


Recency 19 January 2022 21 March 2023
Maximum RAM amount 4 GB 8 GB
Chip lithography 6 nm 5 nm
Power consumption (TDP) 53 Watt 35 Watt

RTX 2000 Max-Q Ada Generation has an age advantage of 1 year, a 100% higher maximum VRAM amount, a 20% more advanced lithography process, and 51.4% lower power consumption.

We couldn't decide between Radeon RX 6400 and RTX 2000 Max-Q Ada Generation. We've got no test results to judge.

Be aware that Radeon RX 6400 is a desktop card while RTX 2000 Max-Q Ada Generation is a mobile workstation 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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AMD Radeon RX 6400
Radeon RX 6400
NVIDIA RTX 2000 Max-Q Ada Generation
RTX 2000 Max-Q Ada Generation

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