Quadro P620 and Radeon 660M - video card comparison
Passmark - benchmark score Quadro P620 vs Radeon 660M
Quadro P620
3742
Radeon 660M
6474
Quadro P620
Radeon 660M
Architecture
Pascal (2016−2021)
RDNA 2 (2020−2022)
GPU code name
GP107
RDNA 2 Rembrandt
Market segment
Workstation
Laptop
Release date
May 2019
January 2022
Interface
PCIe 3.0 x16
PCIe 4.0 x8
Supplementary power connectors
None
None
Boost clock speed
1442 MHz
1900 MHz
Core clock speed
1177 MHz
-
Floating-point performance
1,490 gflops
-
Manufacturing process technology
14 nm
6 nm
Number of transistors
3,300 million
13,100 million
Pipelines / CUDA cores
512
384
Power consumption (TDP)
25 Watt
45 Watt
Texture fill rate
43.33
45.60
Memory type
GDDR5
System Shared
Maximum RAM amount
2 GB
System Shared
Memory bus width
128 Bit
System Shared
Memory clock speed
6000 MHz
System Shared
Memory bandwidth
80.13 GB/s
-
Shared memory
-
-
Display Connectors
4x mini-DisplayPort
No outputs
DirectX
12 (12_1)
12 (12_1)
CUDA
6.1
-
OpenCL
1.2
2.0
OpenGL
4.6
4.6
Shader Model
6.4
6.5
Vulkan
1.2.131
1.2