GeForce GTX 980 Ti and GeForce GT 620 - video card comparison
Passmark - benchmark score GeForce GTX 980 Ti vs GeForce GT 620
GeForce GTX 980 Ti
14228
GeForce GT 620
388
GeForce GTX 980 Ti
GeForce GT 620
Architecture
Maxwell (2014−2018)
Fermi (2010−2014)
GPU code name
GM200
GF108
Market segment
Desktop
Desktop
Release date
June 2015
May 2012
Bus support
PCI Express 3.0
PCI Express 2.0
Interface
PCIe 3.0 x16
PCIe 2.0 x16
Recommended system power (PSU)
600 Watt
-
Supplementary power connectors
6-pin + 8-pin
None
SLI options
+
-
Boost clock speed
1075 MHz
-
Core clock speed
1000 MHz
700 MHz
CUDA cores
2816
96
Floating-point performance
6,060 gflops
268.8 gflops
Manufacturing process technology
28 nm
40 nm
Number of transistors
8,000 million
585 million
Pipelines / CUDA cores
2816
96
Power consumption (TDP)
250 Watt
49 Watt
Maximum GPU temperature
-
98 °C
Texture fill rate
176 billion/sec
11.2 billion/sec
Memory type
GDDR5
DDR3
Maximum RAM amount
6 GB
1 GB
Memory bus width
384 Bit
64 Bit
Memory clock speed
7.0 GB/s
1.8 GB/s
Memory bandwidth
336.5 GB/s
14.4 GB/s
Shared memory
-
-
Display Connectors
Dual Link DVI-I, HDMI 2.0, 3x DisplayPort 1.2
Dual Link DVI-I, HDMI, VGA
Multi monitor support
4 displays
+
HDMI
+
+
HDCP
+
+
Maximum VGA resolution
2048x1536
2048x1536
G-SYNC support
+
-
Audio input for HDMI
Internal
Internal
DirectX
12 (12_1)
12 (11_0)
CUDA
+
+
OpenCL
1.2
1.1
OpenGL
4.5
4.2
Shader Model
6.4
5.1
Vulkan
1.1.126
N/A
3D Blu-Ray
-
+
GameStream
+
-
GameWorks
+
-
GeForce ShadowPlay
+
-
GPU Boost
2.0
-