GeForce GTX 460M and GeForce 256 SDR - video card comparison
GeForce GTX 460M
GeForce 256 SDR
Architecture
Fermi (2010−2014)
Celsius (1999−2005)
GPU code name
N11E-GS
NV10 A3
Market segment
Laptop
Desktop
Release date
September 2010
October 1999
Interface
PCIe 2.0 x16
AGP 4x
Supplementary power connectors
-
None
SLI options
+
-
Core clock speed
675 MHz
120 MHz
Floating-point performance
518.4 gflops
-
Manufacturing process technology
40 nm
220 nm
Number of transistors
1,170 million
17 million
Pipelines / CUDA cores
192
-
Power consumption (TDP)
50 Watt
-
Texture fill rate
16.1 billion/sec
0.48
Memory type
GDDR5
SDR
Maximum RAM amount
1536 MB
32 MB
Memory bus width
192 Bit
64 Bit
Memory clock speed
1250 MHz
143 MHz
Memory bandwidth
60.0 GB/s
1.144 GB/s
Shared memory
-
-
Display Connectors
No outputs
1x VGA
DirectX
12 API with Feature Level 12.1
7.0
CUDA
+
-
OpenCL
1.1
N/A
OpenGL
4.5
1.2
Shader Model
5.1
-
Vulkan
N/A
N/A