NVIDIA GeForce RTX 3080 Ti 20 GB vs NVIDIA A2
We compared two Desktop platform GPUs: 20GB VRAM GeForce RTX 3080 Ti 20 GB and 16GB VRAM A2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce RTX 3080 Ti 20 GB 's Advantages
More VRAM (20GB vs 16GB)
Larger VRAM bandwidth (760.3GB/s vs 200.1GB/s)
8960 additional rendering cores
NVIDIA A2 's Advantages
Boost Clock has increased by 6% (1770MHz vs 1665MHz)
Lower TDP (60W vs 350W)
Score
Benchmark
FP32 (float)
GeForce RTX 3080 Ti 20 GB
+652%
34.1 TFLOPS
A2
4.531 TFLOPS
Blender
GeForce RTX 3080 Ti 20 GB
+560%
5956
A2
902
Graphics Card
Jan 2022
Release Date
Nov 2021
GeForce 30
Generation
Quadro
Desktop
Type
Desktop
PCIe 4.0 x16
Bus Interface
PCIe 4.0 x8
Clock Speeds
1335 MHz
Base Clock
1440 MHz
1665 MHz
Boost Clock
1770 MHz
1188 MHz
Memory Clock
1563 MHz
Memory
20GB
Memory Size
16GB
GDDR6X
Memory Type
GDDR6
320bit
Memory Bus
128bit
760.3GB/s
Bandwidth
200.1GB/s
Render Config
-
-
-
80
SM Count
10
10240
Shading Units
1280
320
TMUs
40
112
ROPs
32
320
Tensor Cores
40
80
RT Cores
10
128 KB (per SM)
L1 Cache
128 KB (per SM)
6 MB
L2 Cache
2 MB
-
-
-
Theoretical Performance
186.5 GPixel/s
Pixel Rate
56.64 GPixel/s
532.8 GTexel/s
Texture Rate
70.80 GTexel/s
34.10 TFLOPS
FP16 (half)
4.531 TFLOPS
34.10 TFLOPS
FP32 (float)
4.531 TFLOPS
532.8 GFLOPS
FP64 (double)
70.80 GFLOPS
Board Design
350W
TDP
60W
750 W
Suggested PSU
250 W
1x HDMI 2.1
3x DisplayPort 1.4a
Outputs
No outputs
1x 12-pin
Power Connectors
None
Graphics Processor
GA102
GPU Name
GA107
GA102-225-A1
GPU Variant
-
Ampere
Architecture
Ampere
Samsung
Foundry
Samsung
8 nm
Process Size
8 nm
28.3 billion
Transistors
Unknown
628 mm²
Die Size
Unknown
Graphics Features
12 Ultimate (12_2)
DirectX
12 Ultimate (12_2)
4.6
OpenGL
4.6
3.0
OpenCL
3.0
1.3
Vulkan
1.3
8.6
CUDA
8.6
6.6
Shader Model
6.6
