GeForce GTX 280M and GeForce GT 320M - video card comparison
Passmark - benchmark score GeForce GTX 280M vs GeForce GT 320M
GeForce GTX 280M
592
GeForce GT 320M
108
GeForce GTX 280M
GeForce GT 320M
Architecture
G9x (2007−2010)
GT2xx (2009−2012)
GPU code name
N10E-GTX
G96C
Market segment
Laptop
Laptop
Release date
March 2009
January 2010
Bus support
PCI-E 2.0
-
Interface
MXM-IV
MXM-II
Supplementary power connectors
-
None
SLI options
+
-
MXM Type
MXM 3.0 Type-B
-
Core clock speed
585 MHz
500 MHz
CUDA cores
128
-
Floating-point performance
374.5 gflops
80 gflops
Gigaflops
562
-
Manufacturing process technology
55 nm
40 nm
Number of transistors
754 million
314 million
Pipelines / CUDA cores
128
24
Power consumption (TDP)
75 Watt
14 Watt
Texture fill rate
38 billion/sec
8.000
Memory type
GDDR3
DDR3
Maximum RAM amount
1 GB
1 GB
Memory bus width
256 Bit
128 Bit
Memory clock speed
Up to 950 MHz
790 MHz
Memory bandwidth
61 GB/s
25.6 GB/s
Shared memory
-
-
Display Connectors
HDMIDual Link DVISingle Link DVIDisplayPortLVDSVGA
No outputs
HDMI
+
-
Maximum VGA resolution
2048x1536
-
Audio input for HDMI
S/PDIF
-
DirectX
11.1 (10_0)
11.1 (10_0)
CUDA
+
1.1
OpenCL
1.1
1.1
OpenGL
2.1
3.3
Shader Model
4.0
4.0
Vulkan
N/A
N/A
Power management
8.0
-