Product Compare

AMD Radeon RX 6400 vs NVIDIA RTX A5000-12Q

GPU GPU
Graphics Card
Release Date Jan 2022 Apr 2021
Generation Navi II Quadro Ampere
Type Desktop Desktop
Bus Interface PCIe 4.0 x4 PCIe 4.0 x16
Clock Speeds
Base Clock 1923 MHz 1170 MHz
Boost Clock 2321 MHz 1695 MHz
Memory Clock 2000 MHz 2000 MHz
Memory
Memory Size 4GB 12GB
Memory Type GDDR6 GDDR6
Memory Bus 64bit 384bit
Bandwidth 128.0GB/s 768.0GB/s
Render Config
Compute Units 12
Shading Units 768 8192
TMUs 48 256
ROPs 32 96
RT Cores 12 64
L1 Cache 128 KB per Array 128 KB (per SM)
L2 Cache 1024 KB 6 MB
L3 Cache 16 MB
SM Count 64
Tensor Cores 256
Theoretical Performance
Pixel Rate 74.27 GPixel/s 162.7 GPixel/s
Texture Rate 111.4 GTexel/s 433.9 GTexel/s
FP16 (half) 7.130 TFLOPS 27.77 TFLOPS
FP32 (float) 3.565 TFLOPS 27.77 TFLOPS
FP64 (double) 222.8 GFLOPS 433.9 GFLOPS
Graphics Processor
GPU Name Navi 24 GA102
GPU Variant Navi 24 XL(215-135000046)
Architecture RDNA 2.0 Ampere
Foundry TSMC Samsung
Process Size 6 nm 8 nm
Transistors 5.4 billion 28.3 billion
Die Size 107 mm² 628 mm²
Board Design
TDP 53W 230W
Suggested PSU 250 W 550 W
Outputs 1x HDMI 2.11x DisplayPort 1.4a 4x DisplayPort 1.4a
Power Connectors None 1x 8-pin
Graphics Features
DirectX 12 Ultimate (12_2) 12 Ultimate (12_2)
OpenGL 4.6 4.6
OpenCL 2.2 3.0
Vulkan 1.3 1.3
Shader Model 6.7 6.7
CUDA 8.6