Mobility Radeon HD 3870 X2 and GeForce 9800M GTS - video card comparison
Mobility Radeon HD 3870 X2
GeForce 9800M GTS
Architecture
RV6xx (2007−2010)
G9x (2007−2010)
GPU code name
M88-XT CF
NB9E-GT
Market segment
Laptop
Laptop
Release date
September 2008
July 2008
Interface
PCIe 2.0 x16
PCIe 2.0 x16
Supplementary power connectors
-
None
Core clock speed
660 MHz
600 MHz
CUDA cores
-
64
Floating-point performance
2x 422.4 gflops
192 gflops
Gigaflops
-
240
Manufacturing process technology
55 nm
65 nm
Number of transistors
666 million
505 million
Pipelines / CUDA cores
640
64
Power consumption (TDP)
110 Watt
75 Watt
Texture fill rate
10.56
19.20
Memory type
GDDR3
GDDR3
Maximum RAM amount
512 MB
1 GB
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