Quadro K420 and Radeon 780M - video card comparison
Passmark - benchmark score Quadro K420 vs Radeon 780M
Quadro K420
768
Radeon 780M
7300
Quadro K420
Radeon 780M
Architecture
Kepler (2012−2018)
RDNA 3
GPU code name
GK107
Phoenix
Market segment
Workstation
Laptop
Release date
July 2014
January 2023
Interface
PCIe 2.0 x16
PCIe 4.0 x8
Supplementary power connectors
None
None
Boost clock speed
-
3000 MHz
Core clock speed
876 MHz
1500 MHz
Floating-point performance
336.4 gflops
-
Manufacturing process technology
28 nm
4 nm
Number of transistors
1,270 million
25,390 million
Pipelines / CUDA cores
192
768
Power consumption (TDP)
41 Watt
54 Watt (35 - 54 Watt TGP)
Texture fill rate
14.02
139.2
Memory type
128 Bit
System Shared
Maximum RAM amount
1 GB/2 GB
System Shared
Memory bus width
128 Bit
System Shared
Memory clock speed
1782 MHz
System Shared
Memory bandwidth
Up to 29 GB/s
-
Shared memory
-
+
Display Connectors
DVI-I DP
Portable Device Dependent
Number of simultaneous displays
4
-
DirectX
12
12 Ultimate (12_2)
CUDA
3.0
-
OpenCL
1.2
2.1
OpenGL
4.5
4.6
Shader Model
5
6.7
Vulkan
+
1.3
3D Vision Pro
+
-
Mosaic
+
-
nView Desktop Management
+
-