GeForce GTX 560 Ti and GeForce GT 640M - video card comparison
Passmark - benchmark score GeForce GTX 560 Ti vs GeForce GT 640M
GeForce GTX 560 Ti
3133
GeForce GT 640M
946
GeForce GTX 560 Ti
GeForce GT 640M
Architecture
Fermi (2010−2014)
Kepler (2012−2018)
GPU code name
GF114
N13P-GS
Market segment
Desktop
Laptop
Release date
January 2011
March 2012
Bus support
-
PCI Express 2.0, PCI Express 3.0
Interface
PCIe 2.0 x16
PCIe 3.0 x16
Supplementary power connectors
2x 6-pin
-
Boost clock speed
-
645 MHz
Core clock speed
822 MHz
Up to 625 MHz
CUDA cores
-
384
Floating-point performance
1,263.4 gflops
480.0 gflops
Manufacturing process technology
40 nm
28 nm
Number of transistors
1,950 million
1,270 million
Pipelines / CUDA cores
384
384
Power consumption (TDP)
170 Watt
32 Watt
Texture fill rate
52.67
Up to 20.0 billion/sec
Memory type
GDDR5
DDR3\GDDR5
Maximum RAM amount
1 GB
2 GB
Memory bus width
256 Bit
128bit
Memory clock speed
2004 MHz
1800 - 4000 MHz
Memory bandwidth
128.3 GB/s
Up to 64.0 GB/s
Shared memory
-
-
Display Connectors
2x DVI, 1x mini-HDMI
No outputs
HDMI
+
+
HDCP
-
+
Maximum VGA resolution
-
Up to 2048x1536
DirectX
12 (11_0)
12 API
CUDA
2.1
+
OpenCL
1.1
1.1
OpenGL
4.6
4.5
Shader Model
5.1
5.1
Vulkan
N/A
1.1.126
3D Blu-Ray
-
+
Optimus
-
+