GeForce GTX 670 and Quadro K420 - video card comparison
Passmark - benchmark score GeForce GTX 670 vs Quadro K420
GeForce GTX 670
5491
Quadro K420
768
GeForce GTX 670
Quadro K420
Architecture
Kepler (2012−2018)
Kepler (2012−2018)
GPU code name
GK104
GK107
Market segment
Desktop
Workstation
Release date
May 2012
July 2014
Bus support
PCI Express 3.0
-
Interface
PCIe 3.0 x16
PCIe 2.0 x16
Supplementary power connectors
Two 6-pin
None
SLI options
+
-
Boost clock speed
980 MHz
-
Core clock speed
915 MHz
876 MHz
CUDA cores
1344
-
Floating-point performance
2,459.5 gflops
336.4 gflops
Manufacturing process technology
28 nm
28 nm
Number of transistors
3,540 million
1,270 million
Pipelines / CUDA cores
1344
192
Power consumption (TDP)
170 Watt
41 Watt
Maximum GPU temperature
97 °C
-
Texture fill rate
102.5 billion/sec
14.02
Memory type
GDDR5
128 Bit
Maximum RAM amount
2 GB
1 GB/2 GB
Memory bus width
256-bit GDDR5
128 Bit
Memory clock speed
6.0 GB/s
1782 MHz
Memory bandwidth
192.2 GB/s
Up to 29 GB/s
Display Connectors
One Dual Link DVI-I, One Dual Link DVI-D, One HDMI, One DisplayPort
DVI-I DP
Number of simultaneous displays
-
4
Multi monitor support
4 displays
-
HDMI
+
-
HDCP
+
-
Maximum VGA resolution
2048x1536
-
Audio input for HDMI
Internal
-
DirectX
12 (11_0)
12
CUDA
+
3.0
OpenCL
1.2
1.2
OpenGL
4.2
4.5
Shader Model
5.1
5
Vulkan
1.1.126
+
3D Blu-Ray
+
-
3D Gaming
+
-
3D Vision
+
-
3D Vision Pro
-
+
Mosaic
-
+
nView Desktop Management
-
+