Quadro K420 and Quadro RTX 4000 Max-Q - video card comparison
Passmark - benchmark score Quadro K420 vs Quadro RTX 4000 Max-Q
Quadro K420
768
Quadro RTX 4000 Max-Q
13006
Quadro K420
Quadro RTX 4000 Max-Q
Architecture
Kepler (2012−2018)
Turing (2018−2021)
GPU code name
GK107
N19E-Q3 MAX-Q
Market segment
Workstation
Mobile workstation
Release date
July 2014
May 2019
Interface
PCIe 2.0 x16
PCIe 3.0 x16
Supplementary power connectors
None
None
Boost clock speed
-
1380 - 1485 MHz
Core clock speed
876 MHz
780 - 960 MHz
Floating-point performance
336.4 gflops
-
Manufacturing process technology
28 nm
12 nm
Number of transistors
1,270 million
13,600 million
Pipelines / CUDA cores
192
2560
Power consumption (TDP)
41 Watt
80 - 90 Watt
Texture fill rate
14.02
220.8
Memory type
128 Bit
GDDR6
Maximum RAM amount
1 GB/2 GB
8 GB
Memory bus width
128 Bit
256 Bit
Memory clock speed
1782 MHz
14000 MHz
Memory bandwidth
Up to 29 GB/s
416.0 GB/s
Shared memory
-
-
Display Connectors
DVI-I DP
No outputs
Number of simultaneous displays
4
-
G-SYNC support
-
+
DirectX
12
12 Ultimate (12_1)
CUDA
3.0
7.5
OpenCL
1.2
1.2
OpenGL
4.5
4.6
Shader Model
5
6.5
Vulkan
+
1.2.131
3D Vision Pro
+
-
Mosaic
+
-
nView Desktop Management
+
-
VR Ready
-
+