GeForce GTX 260M and Mobility Radeon HD 2600 XT - video card comparison
GeForce GTX 260M
Mobility Radeon HD 2600 XT
Architecture
G9x (2007−2010)
RV6xx (2007−2010)
GPU code name
N10E-GT
M76-XT
Market segment
Laptop
Laptop
Release date
March 2009
May 2007
Bus support
PCI-E 2.0
-
Interface
PCIe 2.0 x16
MXM-II
SLI options
2-way
-
MXM Type
MXM 3.0 Type-B
-
Core clock speed
550 MHz
700 MHz
CUDA cores
112
-
Floating-point performance
308 gflops
163.2 gflops
Gigaflops
462
-
Manufacturing process technology
55 nm
65 nm
Number of transistors
754 million
390 million
Pipelines / CUDA cores
112
120
Power consumption (TDP)
75 Watt
-
Texture fill rate
31 billion/sec
5.440
Memory type
GDDR3
DDR2, GDDR3
Maximum RAM amount
1 GB
256+ MB
Memory bus width
256 Bit
128 Bit
Memory clock speed
Up to 950 MHz
750 MHz
Memory bandwidth
61 GB/s
24 GB/s
Shared memory
-
-
Display Connectors
DisplayPortSingle Link DVIDual Link DVIVGALVDSHDMI
No outputs
HDMI
+
-
Maximum VGA resolution
2048x1536
-
Audio input for HDMI
S/PDIF
-
DirectX
11.1 (10_0)
10.0 (10_0)
CUDA
+
-
OpenCL
1.1
N/A
OpenGL
2.1
3.3
Shader Model
4.0
4.0
Vulkan
N/A
N/A
Power management
8.0
-