GeForce GTX 650 Ti Boost and Radeon RX 640 OEM - video card comparison
GeForce GTX 650 Ti Boost
Radeon RX 640 OEM
Architecture
Kepler (2012−2018)
GCN 4.0 (2016−2020)
GPU code name
GK106
Polaris 23
Market segment
Desktop
Desktop
Release date
March 2013
April 2020
Bus support
PCI Express 3.0
-
Interface
PCIe 3.0 x16
PCIe 3.0 x8
Supplementary power connectors
One 6-pin
None
SLI options
+
-
Boost clock speed
1033 MHz
-
Core clock speed
980 MHz
1295 MHz
CUDA cores
768
-
Floating-point performance
1,585 gflops
-
Manufacturing process technology
28 nm
14 nm
Number of transistors
2,540 million
2,200 million
Pipelines / CUDA cores
768
640
Power consumption (TDP)
134 Watt
50 Watt
Maximum GPU temperature
97 °C
-
Texture fill rate
62.7 billion/sec
51.80
Memory type
GDDR5
GDDR5
Maximum RAM amount
2 GB
4 GB
Memory bus width
192 Bit
128 Bit
Memory clock speed
6.0 GB/s
6 GB/s
Memory bandwidth
144.2 GB/s
96 GB/s
Display Connectors
One Dual Link DVI-I, One Dual Link DVI-D, One HDMI, One DisplayPort
1x DisplayPort 1.4a, 2x mini-DisplayPort 1.4a
Multi monitor support
4 Displays
-
HDMI
+
-
HDCP
+
-
Maximum VGA resolution
2048x1536
-
Audio input for HDMI
Internal
-
DirectX
12 (11_0)
12 (12_0)
CUDA
+
-
OpenCL
1.2
2.1
OpenGL
4.3
4.6
Shader Model
5.1
6.7 (6.4)
Vulkan
1.1.126
1.3
3D Blu-Ray
+
-
3D Gaming
+
-
3D Vision
+
-
3D Vision Live
+
-