GeForce GTX 280M and GeForce GT 635M - video card comparison
Passmark - benchmark score GeForce GTX 280M vs GeForce GT 635M
GeForce GTX 280M
592
GeForce GT 635M
578
GeForce GTX 280M
GeForce GT 635M
Architecture
G9x (2007−2010)
Fermi (2010−2014)
GPU code name
N10E-GTX
N13E-GE2
Market segment
Laptop
Laptop
Release date
March 2009
December 2011
Bus support
PCI-E 2.0
PCI Express 2.0
Interface
MXM-IV
PCIe 2.0 x16
SLI options
+
-
MXM Type
MXM 3.0 Type-B
-
Boost clock speed
-
753 MHz
Core clock speed
585 MHz
Up to 675 MHz
CUDA cores
128
Up to 144
Floating-point performance
374.5 gflops
253.4 gflops
Gigaflops
562
-
Manufacturing process technology
55 nm
40 nm
Number of transistors
754 million
1,170 million
Pipelines / CUDA cores
128
144
Power consumption (TDP)
75 Watt
35 Watt
Texture fill rate
38 billion/sec
Up to 16.2 billion/sec
Memory type
GDDR3
DDR3
Maximum RAM amount
1 GB
2 GB
Memory bus width
256 Bit
Up to 192bit
Memory clock speed
Up to 950 MHz
1800 MHz
Memory bandwidth
61 GB/s
Up to 43.2 GB/s
Shared memory
-
-
Display Connectors
HDMIDual Link DVISingle Link DVIDisplayPortLVDSVGA
No outputs
HDMI
+
+
HDCP
-
+
Maximum VGA resolution
2048x1536
Up to 2048x1536
Audio input for HDMI
S/PDIF
-
DirectX
11.1 (10_0)
12 API
CUDA
+
+
OpenCL
1.1
1.1
OpenGL
2.1
4.5
Shader Model
4.0
5.1
Vulkan
N/A
N/A
3D Blu-Ray
-
+
Optimus
-
+
Power management
8.0
-