NVIDIA RTX A5000-12Q vs NVIDIA Tesla K20s
GPU · Specs Compare
Graphics Card
Release Date
Apr 2021
Feb 2013
Generation
Quadro Ampere
Tesla
Type
Desktop
Professional
Bus Interface
PCIe 4.0 x16
PCIe 2.0 x16
Clock Speeds
Base Clock
1170 MHz
—
Boost Clock
1695 MHz
—
Memory Clock
2000 MHz
1300 MHz
Memory
Memory Size
12GB
5GB
Memory Type
GDDR6
GDDR5
Memory Bus
384bit
320bit
Bandwidth
768.0GB/s
208.0GB/s
Render Config
SM Count
64
—
Shading Units
8192
2496
TMUs
256
208
ROPs
96
40
Tensor Cores
256
—
RT Cores
64
—
L1 Cache
128 KB (per SM)
16 KB (per SMX)
L2 Cache
6 MB
1280 KB
Theoretical Performance
Pixel Rate
162.7 GPixel/s
29.90 GPixel/s
Texture Rate
433.9 GTexel/s
119.6 GTexel/s
FP16 (half)
27.77 TFLOPS
—
FP32 (float)
27.77 TFLOPS
2.870 TFLOPS
FP64 (double)
433.9 GFLOPS
956.8 GFLOPS
Graphics Processor
GPU Name
GA102
GK110
Architecture
Ampere
Kepler
Foundry
Samsung
TSMC
Process Size
8 nm
28 nm
Transistors
28.3 billion
7.08 billion
Die Size
628 mm²
561 mm²
Board Design
TDP
230W
225W
Suggested PSU
550 W
550 W
Outputs
4x DisplayPort 1.4a
No outputs
Power Connectors
1x 8-pin
—
Graphics Features
DirectX
12 Ultimate (12_2)
12 (11_0)
OpenGL
4.6
4.6
OpenCL
3.0
3.0
Vulkan
1.3
1.1
CUDA
8.6
3.5
Shader Model
6.7
5.1
▲ Specs Compare
Data sourced from official specifications and benchmark tests.