Quadro P4000 and Quadro K420 - video card comparison
Passmark - benchmark score Quadro P4000 vs Quadro K420
Quadro P4000
12002
Quadro K420
768
Quadro P4000
Quadro K420
Architecture
Pascal (2016−2021)
Kepler (2012−2018)
GPU code name
GP104
GK107
Market segment
Workstation
Workstation
Release date
February 2017
July 2014
Interface
PCIe 3.0 x16
PCIe 2.0 x16
Supplementary power connectors
1x 6-pin
None
Boost clock speed
1480 MHz
-
Core clock speed
1202 MHz
876 MHz
Floating-point performance
5,304 gflops
336.4 gflops
Manufacturing process technology
16 nm
28 nm
Number of transistors
7,200 million
1,270 million
Pipelines / CUDA cores
1792
192
Power consumption (TDP)
100 Watt
41 Watt
Texture fill rate
165.8
14.02
Memory type
GDDR5
128 Bit
Maximum RAM amount
8 GB
1 GB/2 GB
Memory bus width
256 Bit
128 Bit
Memory clock speed
7604 MHz
1782 MHz
Memory bandwidth
192 GB/s
Up to 29 GB/s
Shared memory
-
-
Display Connectors
4x DisplayPort
DVI-I DP
Display Port
1.4
-
Number of simultaneous displays
-
4
DirectX
12
12
CUDA
6.1
3.0
OpenCL
1.2
1.2
OpenGL
4.5
4.5
Shader Model
5.1
5
Vulkan
+
+
3D Stereo
+
-
3D Vision Pro
-
+
Mosaic
+
+
nView Desktop Management
-
+
nView Display Management
+
-
Optimus
+
-