Mobility Radeon HD 3870 X2 and GeForce 9800M GT SLI - video card comparison
Mobility Radeon HD 3870 X2
GeForce 9800M GT SLI
Architecture
RV6xx (2007−2010)
G9x (2007−2010)
GPU code name
M88-XT CF
NB9E-GT2
Market segment
Laptop
Laptop
Release date
September 2008
July 2008
Interface
PCIe 2.0 x16
-
SLI options
-
+
Core clock speed
660 MHz
500 MHz
Floating-point performance
2x 422.4 gflops
-
Manufacturing process technology
55 nm
65 nm
Number of transistors
666 million
1508 Million
Pipelines / CUDA cores
640
192
Power consumption (TDP)
110 Watt
130 Watt
Texture fill rate
10.56
-
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
-
Shared memory
-
-
Display Connectors
No outputs
-
DirectX
10.1 (10_1)
10
CUDA
-
+
OpenCL
N/A
-
OpenGL
3.3
-
Shader Model
4.1
-
Vulkan
N/A
-