NVIDIA RTX A4000 Mobile vs AMD Radeon RX 6600S
GPU Specs Compare
Graphics Card
Release Date
Apr 2021
Jan 2022
Generation
Ampere-MW
Mobility Radeon
Type
Professional
Mobile
Bus Interface
PCIe 4.0 x16
PCIe 4.0 x8
Clock Speeds
Base Clock
1140 MHz
1700 MHz
Boost Clock
1680 MHz
2000 MHz
Memory Clock
1500 MHz
1750 MHz
Memory
Memory Size
8GB
4GB
Memory Type
GDDR6
GDDR6
Memory Bus
256bit
128bit
Bandwidth
384.0GB/s
224.0GB/s
Render Config
SM Count
40
-
Shading Units
5120
1792
TMUs
160
112
ROPs
80
64
Tensor Cores
160
-
RT Cores
40
28
L1 Cache
128 KB (per SM)
128 KB per Array
L2 Cache
4 MB
2 MB
Compute Units
-
28
L3 Cache
-
32 MB
Theoretical Performance
Pixel Rate
134.4 GPixel/s
128.0 GPixel/s
Texture Rate
268.8 GTexel/s
224.0 GTexel/s
FP16 (half)
17.20 TFLOPS
14.34 TFLOPS
FP32 (float)
17.20 TFLOPS
7.168 TFLOPS
FP64 (double)
268.8 GFLOPS
448.0 GFLOPS
Graphics Processor
GPU Name
GA104
Navi 23
Architecture
Ampere
RDNA 2.0
Foundry
Samsung
TSMC
Process Size
8 nm
7 nm
Transistors
17.4 billion
11.06 billion
Die Size
392 mm²
237 mm²
Board Design
TDP
115W
80W
Outputs
Portable Device Dependent
No outputs
Power Connectors
None
None
Graphics Features
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
3.0
2.1
Vulkan
1.3
1.3
CUDA
8.6
-
Shader Model
6.8
6.5
📊 Benchmark
Blender
2,825
-
3DMark Time Spy
-
7,700
3DMark Time Spy Extreme
-
3,389