NVIDIA Tesla K20c vs NVIDIA Quadro RTX 4000 Mobile
GPU Specs Compare
Graphics Card
Release Date
Nov 2012
May 2019
Generation
Tesla
Quadro Mobile
Type
Professional
Professional
Bus Interface
PCIe 2.0 x16
PCIe 3.0 x16
Clock Speeds
Memory Clock
1300 MHz
1750 MHz
Base Clock
-
1110 MHz
Boost Clock
-
1560 MHz
Memory
Memory Size
5GB
8GB
Memory Type
GDDR5
GDDR6
Memory Bus
320bit
256bit
Bandwidth
208.0GB/s
448.0GB/s
Render Config
Shading Units
2496
2560
TMUs
208
160
ROPs
40
64
L1 Cache
16 KB (per SMX)
64 KB (per SM)
L2 Cache
1280 KB
4 MB
SM Count
-
40
Tensor Cores
-
320
RT Cores
-
40
Theoretical Performance
Pixel Rate
36.71 GPixel/s
99.84 GPixel/s
Texture Rate
146.8 GTexel/s
249.6 GTexel/s
FP32 (float)
3.524 TFLOPS
7.987 TFLOPS
FP64 (double)
1175 GFLOPS
249.6 GFLOPS
FP16 (half)
-
15.97 TFLOPS
Graphics Processor
GPU Name
GK110
TU104
GPU Variant
GK110-885-KA-A1
N19E-Q3-A1
Architecture
Kepler
Turing
Foundry
TSMC
TSMC
Process Size
28 nm
12 nm
Transistors
7.08 billion
13.6 billion
Die Size
561 mm²
545 mm²
Board Design
TDP
225W
110W
Suggested PSU
550 W
-
Outputs
No outputs
No outputs
Power Connectors
1x 6-pin + 1x 8-pin
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
7.5
Shader Model
5.1
6.6
📊 Benchmark
OctaneBench
55
-