AMD Radeon RX 7400 vs NVIDIA RTX A4 Mobile
GPU Specs Compare
Graphics Card
Release Date
Aug 2025
Apr 2021
Generation
Navi III
Quadro Ampere-M
Type
Desktop
Professional
Bus Interface
PCIe 4.0 x8
PCIe 4.0 x8
Clock Speeds
Base Clock
1452 MHz
1297 MHz
Boost Clock
2300 MHz
1770 MHz
Memory Clock
2250 MHz
1750 MHz
Memory
Memory Size
8GB
4GB
Memory Type
GDDR6
GDDR6
Memory Bus
128bit
128bit
Bandwidth
288.0GB/s
224.0GB/s
Render Config
Compute Units
28
-
Shading Units
1792
2048
TMUs
112
64
ROPs
64
32
RT Cores
28
16
L1 Cache
128 KB per Array
128 KB (per SM)
L2 Cache
2 MB
2 MB
L3 Cache
64 MB
-
SM Count
-
16
Tensor Cores
-
64
Theoretical Performance
Pixel Rate
147.2 GPixel/s
56.64 GPixel/s
Texture Rate
257.6 GTexel/s
113.3 GTexel/s
FP16 (half)
32.97 TFLOPS
7.250 TFLOPS
FP32 (float)
16.49 TFLOPS
7.250 TFLOPS
FP64 (double)
515.2 GFLOPS
113.3 GFLOPS
Graphics Processor
GPU Name
Navi 33
GA107
GPU Variant
Navi 33
-
Architecture
RDNA 3.0
Ampere
Foundry
TSMC
Samsung
Process Size
6 nm
8 nm
Transistors
13.3 billion
8.7 billion
Die Size
204 mm²
200 mm²
Board Design
TDP
43W
Unknown
Suggested PSU
200 W
-
Outputs
1x HDMI 2.1a3x DisplayPort 2.1
Portable Device Dependent
Power Connectors
1x 6-pin
None
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
6.8
6.7
CUDA
-
8.6