GeForce GTX 275 and GeForce GT 620 - video card comparison
Passmark - benchmark score GeForce GTX 275 vs GeForce GT 620
GeForce GTX 275
1458
GeForce GT 620
388
GeForce GTX 275
GeForce GT 620
Architecture
Tesla 2.0 (2007−2013)
Fermi (2010−2014)
GPU code name
GT200B
GF108
Market segment
Desktop
Desktop
Release date
January 2009
May 2012
Bus support
PCI-E 2.0
PCI Express 2.0
Interface
PCIe 2.0 x16
PCIe 2.0 x16
Supplementary power connectors
2x 6-pin
None
SLI options
+
-
Core clock speed
633 MHz
700 MHz
CUDA cores
240
96
Floating-point performance
673.9 gflops
268.8 gflops
Manufacturing process technology
55 nm
40 nm
Number of transistors
1,400 million
585 million
Pipelines / CUDA cores
240
96
Power consumption (TDP)
219 Watt
49 Watt
Maximum GPU temperature
105 °C
98 °C
Texture fill rate
50.6 billion/sec
11.2 billion/sec
Memory type
GDDR3
DDR3
Maximum RAM amount
896 MB
1 GB
Memory bus width
448 Bit
64 Bit
Memory clock speed
1134 MHz
1.8 GB/s
Memory bandwidth
127.0 GB/s
14.4 GB/s
Display Connectors
Two Dual Link DVI
Dual Link DVI-I, HDMI, VGA
Multi monitor support
+
+
HDMI
-
+
HDCP
-
+
Maximum VGA resolution
2048x1536
2048x1536
Audio input for HDMI
S/PDIF
Internal
DirectX
11.1 (10_0)
12 (11_0)
CUDA
+
+
OpenCL
1.1
1.1
OpenGL
3.0
4.2
Shader Model
4.0
5.1
Vulkan
N/A
N/A
3D Blu-Ray
-
+