Quadro K6000 and Quadro K420 - video card comparison
Passmark - benchmark score Quadro K6000 vs Quadro K420
Quadro K6000
8294
Quadro K420
768
Quadro K6000
Quadro K420
Architecture
Kepler (2012−2018)
Kepler (2012−2018)
GPU code name
GK110B
GK107
Market segment
Workstation
Workstation
Release date
July 2013
July 2014
Interface
PCIe 3.0 x16
PCIe 2.0 x16
Supplementary power connectors
2x 6-pin
None
Boost clock speed
902 MHz
-
Core clock speed
797 MHz
876 MHz
Floating-point performance
5,196 gflops
336.4 gflops
Manufacturing process technology
28 nm
28 nm
Number of transistors
7,080 million
1,270 million
Pipelines / CUDA cores
2880
192
Power consumption (TDP)
225 Watt
41 Watt
Texture fill rate
216.5
14.02
Memory type
GDDR5
128 Bit
Maximum RAM amount
12 GB
1 GB/2 GB
Memory bus width
384 Bit
128 Bit
Memory clock speed
6008 MHz
1782 MHz
Memory bandwidth
288.4 GB/s
Up to 29 GB/s
Display Connectors
2x DVI, 2x DisplayPort
DVI-I DP
Number of simultaneous displays
-
4
DirectX
12 (11_1)
12
CUDA
3.5
3.0
OpenCL
1.2
1.2
OpenGL
4.6
4.5
Shader Model
5.1
5
Vulkan
+
+
3D Vision Pro
-
+
Mosaic
-
+
nView Desktop Management
-
+