NVIDIA Tesla K20Xm vs NVIDIA RTX A2000 Mobile
GPU Specs Compare
Graphics Card
Release Date
Nov 2012
Apr 2021
Generation
Tesla
Ampere-MW
Type
Professional
Professional
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x16
Clock Speeds
Memory Clock
1300 MHz
1500 MHz
Base Clock
-
1215 MHz
Boost Clock
-
1687 MHz
Memory
Memory Size
6GB
4GB
Memory Type
GDDR5
GDDR6
Memory Bus
384bit
128bit
Bandwidth
249.6GB/s
192.0GB/s
Render Config
Shading Units
2688
2560
TMUs
224
80
ROPs
48
48
L1 Cache
16 KB (per SMX)
128 KB (per SM)
L2 Cache
1536 KB
2 MB
SM Count
-
20
Tensor Cores
-
80
RT Cores
-
20
Theoretical Performance
Pixel Rate
40.99 GPixel/s
80.98 GPixel/s
Texture Rate
164.0 GTexel/s
135.0 GTexel/s
FP32 (float)
3.935 TFLOPS
8.637 TFLOPS
FP64 (double)
1312 GFLOPS
135.0 GFLOPS
FP16 (half)
-
8.637 TFLOPS
Graphics Processor
GPU Name
GK110
GA107
Architecture
Kepler
Ampere
Foundry
TSMC
Samsung
Process Size
28 nm
8 nm
Transistors
7.08 billion
8.7 billion
Die Size
561 mm²
200 mm²
Board Design
TDP
235W
95W
Suggested PSU
550 W
-
Outputs
No outputs
Portable Device Dependent
Power Connectors
-
None
Graphics Features
DirectX
12 (11_0)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
3.0
3.0
Vulkan
1.1
1.3
CUDA
3.5
8.6
Shader Model
5.1
6.8