GeForce GTX 560M and Mobility Radeon HD 3870 X2 - video card comparison
GeForce GTX 560M
Mobility Radeon HD 3870 X2
Architecture
Fermi (2010−2014)
RV6xx (2007−2010)
GPU code name
N12E-GS
M88-XT CF
Market segment
Laptop
Laptop
Release date
May 2011
September 2008
Bus support
PCI-E 2.0
-
Interface
MXM-B (3.0)
PCIe 2.0 x16
Supplementary power connectors
None
-
SLI options
2-way
-
Core clock speed
775 MHz
660 MHz
CUDA cores
192
-
Floating-point performance
595.2 gflops
2x 422.4 gflops
Manufacturing process technology
40 nm
55 nm
Number of transistors
1,170 million
666 million
Pipelines / CUDA cores
192
640
Power consumption (TDP)
75 Watt
110 Watt
Texture fill rate
24.8 billion/sec
10.56
Memory type
GDDR5
GDDR3
Maximum RAM amount
1536 MB
512 MB
Memory bus width
Up to 192 Bit
256 Bit
Memory clock speed
1250 MHz
850 MHz
Memory bandwidth
Up to 60 GB/s
54.4 GB/s
Shared memory
-
-
Display Connectors
No outputs
No outputs
DirectX
12 API
10.1 (10_1)
CUDA
+
-
OpenCL
1.1
N/A
OpenGL
4.5
3.3
Shader Model
5.1
4.1
Vulkan
N/A
N/A
3D Blu-Ray
+
-
3D Gaming
+
-
Optimus
+
-