GeForce GTX 675M and GeForce GT 545 OEM - video card comparison
GeForce GTX 675M
GeForce GT 545 OEM
Architecture
Fermi (2010−2014)
Fermi 2.0 (2010−2014)
GPU code name
N13E-GS1
GF116
Market segment
Laptop
Desktop
Release date
March 2012
May 2011
Bus support
PCI Express 2.0
-
Interface
MXM-B (3.0)
PCIe 2.0 x16
Supplementary power connectors
-
1x 6-pin
SLI options
+
-
Core clock speed
620 MHz
871 MHz
CUDA cores
384
-
Floating-point performance
952.3 gflops
501.4 gflops
Manufacturing process technology
40 nm
40 nm
Number of transistors
1,950 million
1,170 million
Pipelines / CUDA cores
384
144
Power consumption (TDP)
100 Watt
105 Watt
Texture fill rate
39.7 billion/sec
20.90
Memory type
GDDR5
GDDR5
Maximum RAM amount
2 GB
1 GB
Memory bus width
256bit
128 Bit
Memory clock speed
1500 MHz
4000 MHz
Memory bandwidth
96.0 GB/s
64 GB/s
Shared memory
-
-
Display Connectors
No outputs
2x DVI, 1x mini-HDMI
HDMI
+
+
HDCP
+
-
Maximum VGA resolution
Up to 2048x1536
-
DirectX
12 API
12 (11_0)
CUDA
+
2.1
OpenCL
1.1
1.1
OpenGL
4.5
4.6
Shader Model
5.1
5.1
Vulkan
N/A
N/A
Optimus
+
-