NVIDIA RTX A3000 Mobile vs AMD Radeon RX 6400
GPU Specs Compare
Graphics Card
Release Date
Apr 2021
Jan 2022
Generation
Ampere-MW
Navi II
Type
Professional
Desktop
Bus Interface
PCIe 4.0 x16
PCIe 4.0 x4
Clock Speeds
Base Clock
600 MHz
1923 MHz
Boost Clock
1230 MHz
2321 MHz
Memory Clock
1375 MHz
2000 MHz
Memory
Memory Size
6GB
4GB
Memory Type
GDDR6
GDDR6
Memory Bus
192bit
64bit
Bandwidth
264.0GB/s
128.0GB/s
Render Config
SM Count
32
-
Shading Units
4096
768
TMUs
128
48
ROPs
64
32
Tensor Cores
128
-
RT Cores
32
12
L1 Cache
128 KB (per SM)
128 KB per Array
L2 Cache
4 MB
1024 KB
Compute Units
-
12
L3 Cache
-
16 MB
Theoretical Performance
Pixel Rate
78.72 GPixel/s
74.27 GPixel/s
Texture Rate
157.4 GTexel/s
111.4 GTexel/s
FP16 (half)
10.08 TFLOPS
7.130 TFLOPS
FP32 (float)
10.08 TFLOPS
3.565 TFLOPS
FP64 (double)
157.4 GFLOPS
222.8 GFLOPS
Graphics Processor
GPU Name
GA104
Navi 24
Architecture
Ampere
RDNA 2.0
Foundry
Samsung
TSMC
Process Size
8 nm
6 nm
Transistors
17.4 billion
5.4 billion
Die Size
392 mm²
107 mm²
GPU Variant
-
Navi 24 XL(215-135000046)
Board Design
TDP
70W
53W
Outputs
Portable Device Dependent
1x HDMI 2.11x DisplayPort 1.4a
Power Connectors
None
None
Suggested PSU
-
250 W
Graphics Features
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
3.0
2.2
Vulkan
1.3
1.3
CUDA
8.6
-
Shader Model
6.8
6.7