GeForce GTX 650 Ti and GeForce 840M - video card comparison
Passmark - benchmark score GeForce GTX 650 Ti vs GeForce 840M
GeForce GTX 650 Ti
2598
GeForce 840M
1121
GeForce GTX 650 Ti
GeForce 840M
Architecture
Kepler (2012−2018)
Maxwell (2014−2018)
GPU code name
GK106
N15S-GT
Market segment
Desktop
Laptop
Release date
October 2012
March 2014
Bus support
PCI Express 3.0
PCI Express 2.0, PCI Express 3.0
Interface
PCIe 3.0 x16
PCIe 3.0 x8
Supplementary power connectors
One 6-pin
-
Boost clock speed
-
1124 MHz
Core clock speed
928 MHz
1029 MHz
CUDA cores
768
-
Floating-point performance
1,425 gflops
863.2 gflops
Manufacturing process technology
28 nm
28 nm
Number of transistors
2,540 million
-
Pipelines / CUDA cores
768
384
Power consumption (TDP)
110 Watt
33 Watt
Maximum GPU temperature
105 °C
-
Texture fill rate
59.2 billion/sec
17.98
Memory type
GDDR5
DDR3
Maximum RAM amount
2 GB
4 GB
Memory bus width
128 Bit
64 Bit
Memory clock speed
5.4 GB/s
2000 MHz
Memory bandwidth
86.4 GB/s
16.02 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)
12 (11_0)
CUDA
+
+
OpenCL
1.2
1.2
OpenGL
4.3
4.5
Shader Model
5.1
5.1
Vulkan
1.1.126
1.1.126
3D Blu-Ray
+
-
3D Gaming
+
-
3D Vision
+
-
GameWorks
-
+
GPU Boost
-
2.0
Optimus
-
+