GeForce GTX 950 and Quadro K420 - video card comparison
Passmark - benchmark score GeForce GTX 950 vs Quadro K420
GeForce GTX 950
5498
Quadro K420
768
GeForce GTX 950
Quadro K420
Architecture
Maxwell (2014−2018)
Kepler (2012−2018)
GPU code name
GM206
GK107
Market segment
Desktop
Workstation
Release date
August 2015
July 2014
Bus support
PCI Express 3.0
-
Interface
PCIe 3.0 x16
PCIe 2.0 x16
Recommended system power (PSU)
350 Watt
-
Supplementary power connectors
1x 6-pins
None
SLI options
+
-
Boost clock speed
1188 MHz
-
Core clock speed
1024 MHz
876 MHz
CUDA cores
768
-
Floating-point performance
1,825 gflops
336.4 gflops
Manufacturing process technology
28 nm
28 nm
Number of transistors
2,940 million
1,270 million
Pipelines / CUDA cores
768
192
Power consumption (TDP)
90 Watt
41 Watt
Texture fill rate
49.2 billion/sec
14.02
Memory type
GDDR5
128 Bit
Maximum RAM amount
2 GB
1 GB/2 GB
Memory bus width
128 Bit
128 Bit
Memory clock speed
6.6 GB/s
1782 MHz
Memory bandwidth
105.6 GB/s
Up to 29 GB/s
Shared memory
-
-
Display Connectors
Dual Link DVI-I, HDMI 2.0, 3x DisplayPort 1.2
DVI-I DP
Number of simultaneous displays
-
4
Multi monitor support
4 displays
-
HDMI
+
-
HDCP
+
-
Maximum VGA resolution
2048x1536
-
G-SYNC support
+
-
Audio input for HDMI
Internal
-
DirectX
12 (12_1)
12
CUDA
+
3.0
OpenCL
1.2
1.2
OpenGL
4.5
4.5
Shader Model
6.4
5
Vulkan
1.1.126
+
3D Vision Pro
-
+
GameStream
+
-
GameWorks
+
-
GeForce ShadowPlay
+
-
GPU Boost
2.0
-
Mosaic
-
+
nView Desktop Management
-
+