Mobility Radeon HD 3870 X2 and GeForce 610M - video card comparison
Mobility Radeon HD 3870 X2
GeForce 610M
Architecture
RV6xx (2007−2010)
Fermi (2010−2014)
GPU code name
M88-XT CF
N13M-GE
Market segment
Laptop
Laptop
Release date
September 2008
December 2011
Bus support
-
PCI Express 2.0
Interface
PCIe 2.0 x16
PCIe 2.0 x16
Boost clock speed
-
900 MHz
Core clock speed
660 MHz
672 MHz
CUDA cores
-
48
Floating-point performance
2x 422.4 gflops
129.02 gflops
Video decoders
-
H.264, VC1, MPEG2 1080p
Manufacturing process technology
55 nm
40 nm
Number of transistors
666 million
292 million
Pipelines / CUDA cores
640
48
Power consumption (TDP)
110 Watt
12 Watt
Texture fill rate
10.56
Up to 7.2 billion/sec
Memory type
GDDR3
DDR3
Maximum RAM amount
512 MB
1 GB
Memory bus width
256 Bit
64bit
Memory clock speed
850 MHz
1800 MHz
Memory bandwidth
54.4 GB/s
Up to 14.4 GB/s
Shared memory
-
-
Display Connectors
No outputs
No outputs
HDMI
-
+
Maximum VGA resolution
-
Up to 2048x1536
DirectX
10.1 (10_1)
12 API
CUDA
-
+
OpenCL
N/A
1.1
OpenGL
3.3
4.5
Shader Model
4.1
5.1
Vulkan
N/A
N/A
Optimus
-
+