Quadro K420 and GRID K1 - video card comparison
Passmark - benchmark score Quadro K420 vs GRID K1
Quadro K420
768
GRID K1
670
Quadro K420
GRID K1
Architecture
Kepler (2012−2018)
Kepler (2012−2018)
GPU code name
GK107
GK107
Market segment
Workstation
Workstation
Release date
July 2014
March 2013
Interface
PCIe 2.0 x16
PCIe 3.0 x16
Supplementary power connectors
None
1x 6-pin
Core clock speed
876 MHz
850 MHz
Floating-point performance
336.4 gflops
4x 326.4 gflops
Manufacturing process technology
28 nm
28 nm
Number of transistors
1,270 million
1,270 million
Pipelines / CUDA cores
192
192
Power consumption (TDP)
41 Watt
130 Watt
Texture fill rate
14.02
13.60
Memory type
128 Bit
DDR3
Maximum RAM amount
1 GB/2 GB
4 GB
Memory bus width
128 Bit
128 Bit
Memory clock speed
1782 MHz
1782 MHz
Memory bandwidth
Up to 29 GB/s
28.51 GB/s
Display Connectors
DVI-I DP
No outputs
Number of simultaneous displays
4
-
DirectX
12
12 (11_0)
CUDA
3.0
3.0
OpenCL
1.2
1.2
OpenGL
4.5
4.6
Shader Model
5
5.1
Vulkan
+
1.1.126
3D Vision Pro
+
-
Mosaic
+
-
nView Desktop Management
+
-