GeForce GTX 650 and Mobility Radeon HD 2600 XT - video card comparison
GeForce GTX 650
Mobility Radeon HD 2600 XT
Architecture
Kepler (2012−2018)
RV6xx (2007−2010)
GPU code name
GK107
M76-XT
Market segment
Desktop
Laptop
Release date
September 2012
May 2007
Bus support
PCI Express 3.0
-
Interface
PCIe 3.0 x16
MXM-II
Supplementary power connectors
One 6-pin
-
Core clock speed
1058 MHz
700 MHz
CUDA cores
384
-
Floating-point performance
812.5 gflops
163.2 gflops
Manufacturing process technology
28 nm
65 nm
Number of transistors
1,270 million
390 million
Pipelines / CUDA cores
384
120
Power consumption (TDP)
64 Watt
-
Texture fill rate
33.9 billion/sec
5.440
Memory type
GDDR5
DDR2, GDDR3
Maximum RAM amount
2 GB
256+ MB
Memory bus width
128-bit GDDR5
128 Bit
Memory clock speed
5.0 GB/s
750 MHz
Memory bandwidth
80.0 GB/s
24 GB/s
Shared memory
-
-
Display Connectors
One Dual Link DVI-I, One Dual Link DVI-D, One Mini HDMI
No outputs
Multi monitor support
4 displays
-
HDMI
+
-
HDCP
+
-
Maximum VGA resolution
2048x1536
-
Audio input for HDMI
Internal
-
DirectX
12 (11_0)
10.0 (10_0)
CUDA
+
-
OpenCL
1.2
N/A
OpenGL
4.3
3.3
Shader Model
5.1
4.0
Vulkan
1.1.126
N/A
3D Blu-Ray
+
-
3D Gaming
+
-
3D Vision
+
-