Quadro M620 and Radeon HD 7770 - video card comparison
Passmark - benchmark score Quadro M620 vs Radeon HD 7770
Quadro M620
2882
Radeon HD 7770
2235
Quadro M620
Radeon HD 7770
Architecture
Maxwell (2014−2018)
GCN (2011−2017)
GPU code name
GM107
Cape Verde
Market segment
Mobile workstation
Desktop
Release date
January 2017
February 2012
Interface
MXM-A (3.0)
PCIe 3.0 x16
Supplementary power connectors
None
1x 6-pin
Boost clock speed
977 MHz
-
Core clock speed
1018 MHz
1000 MHz
Manufacturing process technology
28 nm
28 nm
Number of transistors
1,870 million
1,500 million
Pipelines / CUDA cores
512
640
Power consumption (TDP)
30 Watt
80 Watt
Texture fill rate
31.26
40.00
Memory type
GDDR5
GDDR5
Maximum RAM amount
2 GB
2 GB
Memory bus width
128 Bit
128 Bit
Memory clock speed
5012 MHz
4500 MHz
Memory bandwidth
80 GB/s
72 GB/s
Shared memory
-
-
Display Connectors
No outputs
1x DVI, 1x HDMI, 2x mini-DisplayPort
Display Port
1.2
-
Eyefinity
-
+
HDMI
-
+
DirectX
12
12 (11_1)
CUDA
5.0
-
OpenCL
1.2
1.2
OpenGL
4.5
4.6
Shader Model
5.0
5.1
Vulkan
1.1.126
1.2.131
3D Stereo
+
-
Mosaic
+
-
nView Display Management
+
-
Optimus
+
-