NVIDIA A40 PCIe vs NVIDIA GeForce RTX 6080
GPU · Specs Compare
Graphics Card
Release Date
Oct 2020
Jan 2027
Generation
Tesla
GeForce 60
Type
Desktop
Desktop
Bus Interface
PCIe 4.0 x16
PCIe 5.0 x16
Clock Speeds
Base Clock
1305 MHz
2300 MHz
Boost Clock
1740 MHz
2800 MHz
Memory Clock
1812 MHz
1875 MHz
Memory
Memory Size
48GB
20GB
Memory Type
GDDR6
GDDR7
Memory Bus
384bit
320bit
Bandwidth
695.8GB/s
1.20TB/s
Render Config
SM Count
84
84
Shading Units
10752
10752
TMUs
336
336
ROPs
112
112
Tensor Cores
336
336
RT Cores
84
84
L1 Cache
128 KB (per SM)
128 KB (per SM)
L2 Cache
6 MB
64 MB
Theoretical Performance
Pixel Rate
194.9 GPixel/s
313.6 GPixel/s
Texture Rate
584.6 GTexel/s
940.8 GTexel/s
FP16 (half)
37.42 TFLOPS
60.21 TFLOPS
FP32 (float)
37.42 TFLOPS
60.21 TFLOPS
FP64 (double)
584.6 GFLOPS
940.8 GFLOPS
Graphics Processor
GPU Name
GA102
GR203
Architecture
Ampere
Rubin
Foundry
Samsung
TSMC
Process Size
8 nm
3 nm
Transistors
28.3 billion
Unknown
Die Size
628 mm²
Unknown
GPU Variant
—
GR203-400-A1
Board Design
TDP
300W
350W
Suggested PSU
700 W
750 W
Outputs
3x DisplayPort 1.4a
1x HDMI 2.1b3x DisplayPort 2.1b
Power Connectors
8-pin EPS
1x 16-pin
Graphics Features
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
3.0
3.0
Vulkan
1.3
1.4
CUDA
8.6
12.0
Shader Model
6.6
6.9
▲ Specs Compare
Data sourced from official specifications and benchmark tests.