NVIDIA RTX A400 vs AMD Radeon RX 6800S
GPU · Specs Compare
Graphics Card
Release Date
Apr 2024
Jan 2022
Generation
Quadro Ampere(Ax000)
Mobility Radeon
Type
Desktop
Mobile
Bus Interface
PCIe 4.0 x8
PCIe 4.0 x8
Clock Speeds
Base Clock
1417 MHz
1800 MHz
Boost Clock
1762 MHz
2100 MHz
Memory Clock
1500 MHz
2000 MHz
Memory
Memory Size
4GB
8GB
Memory Type
GDDR6
GDDR6
Memory Bus
64bit
128bit
Bandwidth
96.00GB/s
256.0GB/s
Render Config
SM Count
6
—
Shading Units
768
2048
TMUs
24
128
ROPs
16
64
Tensor Cores
24
—
RT Cores
6
32
L1 Cache
128 KB (per SM)
128 KB per Array
L2 Cache
2 MB
2 MB
Compute Units
—
32
L3 Cache
—
32 MB
Theoretical Performance
Pixel Rate
28.19 GPixel/s
134.4 GPixel/s
Texture Rate
42.29 GTexel/s
268.8 GTexel/s
FP16 (half)
2.706 TFLOPS
17.20 TFLOPS
FP32 (float)
2.706 TFLOPS
8.602 TFLOPS
FP64 (double)
42.29 GFLOPS
537.6 GFLOPS
Graphics Processor
GPU Name
GA107
Navi 23
Architecture
Ampere
RDNA 2.0
Foundry
Samsung
TSMC
Process Size
8 nm
7 nm
Transistors
8.7 billion
11.06 billion
Die Size
200 mm²
237 mm²
Board Design
TDP
50W
100W
Suggested PSU
250 W
—
Outputs
4x mini-DisplayPort 1.4a
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
▲ Specs Compare
Data sourced from official specifications and benchmark tests.