Mobility Radeon HD 3870 and GeForce 9700M GTS - video card comparison
Mobility Radeon HD 3870
GeForce 9700M GTS
Architecture
RV6xx (2007−2010)
G9x (2007−2010)
GPU code name
M88-XT
NB9E-GS
Market segment
Laptop
Laptop
Release date
March 2008
July 2008
Interface
PCIe 2.0 x16
PCIe 2.0 x16
Core clock speed
660 MHz
530 MHz
CUDA cores
-
48
Floating-point performance
422.4 gflops
127.2 gflops
Gigaflops
-
180
Manufacturing process technology
55 nm
65 nm
Number of transistors
666 million
505 million
Pipelines / CUDA cores
320
48
Power consumption (TDP)
55 Watt
60 Watt
Texture fill rate
10.56
12.72
Memory type
GDDR3
GDDR3
Maximum RAM amount
512 MB
512 MB
Memory bus width
256 Bit
256 Bit
Memory clock speed
850 MHz
800 MHz
Memory bandwidth
54.4 GB/s
51.2 GB/s
Shared memory
-
-
Display Connectors
No outputs
No outputs
DirectX
10.1 (10_1)
11.1 (10_0)
CUDA
-
+
OpenCL
N/A
1.1
OpenGL
3.3
3.3
Shader Model
4.1
4.0
Vulkan
N/A
N/A