NVIDIA Quadro RTX 4000 Mobile vs NVIDIA Tesla K20s
GPU · Specs Compare
Graphics Card
Release Date
May 2019
Feb 2013
Generation
Quadro Mobile
Tesla
Type
Professional
Professional
Bus Interface
PCIe 3.0 x16
PCIe 2.0 x16
Clock Speeds
Base Clock
1110 MHz
—
Boost Clock
1560 MHz
—
Memory Clock
1750 MHz
1300 MHz
Memory
Memory Size
8GB
5GB
Memory Type
GDDR6
GDDR5
Memory Bus
256bit
320bit
Bandwidth
448.0GB/s
208.0GB/s
Render Config
SM Count
40
—
Shading Units
2560
2496
TMUs
160
208
ROPs
64
40
Tensor Cores
320
—
RT Cores
40
—
L1 Cache
64 KB (per SM)
16 KB (per SMX)
L2 Cache
4 MB
1280 KB
Theoretical Performance
Pixel Rate
99.84 GPixel/s
29.90 GPixel/s
Texture Rate
249.6 GTexel/s
119.6 GTexel/s
FP16 (half)
15.97 TFLOPS
—
FP32 (float)
7.987 TFLOPS
2.870 TFLOPS
FP64 (double)
249.6 GFLOPS
956.8 GFLOPS
Graphics Processor
GPU Name
TU104
GK110
GPU Variant
N19E-Q3-A1
—
Architecture
Turing
Kepler
Foundry
TSMC
TSMC
Process Size
12 nm
28 nm
Transistors
13.6 billion
7.08 billion
Die Size
545 mm²
561 mm²
Board Design
TDP
110W
225W
Outputs
No outputs
No outputs
Power Connectors
None
—
Suggested PSU
—
550 W
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
7.5
3.5
Shader Model
6.6
5.1
▲ Specs Compare
Data sourced from official specifications and benchmark tests.