Quadro FX 4800 and Quadro K420 - video card comparison
Passmark - benchmark score Quadro FX 4800 vs Quadro K420
Quadro FX 4800
1007
Quadro K420
768
Quadro FX 4800
Quadro K420
Architecture
Tesla 2.0 (2007−2013)
Kepler (2012−2018)
GPU code name
GT200B
GK107
Market segment
Workstation
Workstation
Release date
November 2008
July 2014
Interface
PCIe 2.0 x16
PCIe 2.0 x16
Supplementary power connectors
1x 6-pin
None
Core clock speed
602 MHz
876 MHz
Floating-point performance
462.3 gflops
336.4 gflops
Manufacturing process technology
55 nm
28 nm
Number of transistors
1,400 million
1,270 million
Pipelines / CUDA cores
192
192
Power consumption (TDP)
150 Watt
41 Watt
Texture fill rate
38.53
14.02
Memory type
GDDR3
128 Bit
Maximum RAM amount
1536 MB
1 GB/2 GB
Memory bus width
384 Bit
128 Bit
Memory clock speed
1600 MHz
1782 MHz
Memory bandwidth
76.8 GB/s
Up to 29 GB/s
Display Connectors
1x DVI, 2x DisplayPort, 1x S-Video
DVI-I DP
Number of simultaneous displays
-
4
DirectX
11.1 (10_0)
12
CUDA
1.3
3.0
OpenCL
1.1
1.2
OpenGL
3.3
4.5
Shader Model
4.0
5
Vulkan
N/A
+
3D Vision Pro
-
+
Mosaic
-
+
nView Desktop Management
-
+