GPUDesktopReleased Jan 19, 2022

AMD Radeon RX 6400

64-bit · 768 cores

Entry-level Navi 24 card that launched in January 2022 in OEM systems before reaching retail at $159. Its 53 W board power needs no external power connector, and it is commonly found in low-profile, single-slot designs for small-form-factor PCs.

General

Manufacturer: AMD
Model: Radeon RX 6400
Segment: Desktop
GPU chip: Navi 24
Architecture: RDNA 2
Release date: Jan 19, 2022
Price: $159Search on Amazon

Memory

Memory size: 4 GB
Memory type: GDDR6
Bus width: 64-bit
Bandwidth: 128 GB/s
Memory clock: 2,000 MHz

Clocks & silicon

GPU clock: 1,923 MHz
Boost clock: 2,321 MHz
Shader units: 768 Stream Processors (12 CU)
Tensor / AI cores: —
RT cores: 12
Transistors: 5.4 billion
Technology (nm): 6 nm
TSMC N6
TDP / TBP: 53 W

Interface & APIs

Bus interface: PCIe 4.0 x4
SLI / multi-GPU: —
DirectX: 12 Ultimate (12_2)
OpenGL: 4.6
Vulkan: 1.3
Other APIs: OpenCL 2.1

AI support

Precisions: FP8FP16BF16INT8INT4TF32FP64
AI accelerator: —
Peak AI TOPS: —
Notes: No dedicated matrix or AI accelerator; RDNA 2 runs packed FP16 at twice the FP32 rate.