GeForce GT 755M SLI and GeForce GTX 670MX - video card comparison
GeForce GT 755M SLI
GeForce GTX 670MX
Architecture
Kepler (2012−2018)
Kepler (2012−2018)
GPU code name
N14P-?
N13E-GR
Market segment
Laptop
Laptop
Release date
November 2013
October 2012
Bus support
-
PCI Express 2.0
Interface
-
PCIe 3.0 x16
SLI options
-
+
Core clock speed
980 MHz
600 MHz
CUDA cores
-
960
Floating-point performance
-
1,154 gflops
Manufacturing process technology
28 nm
28 nm
Number of transistors
2x 1300 Million
3,540 million
Pipelines / CUDA cores
768
960
Power consumption (TDP)
2x ~50 Watt
75 Watt
Texture fill rate
-
48.0 billion/sec
Memory type
GDDR5
GDDR5
Maximum RAM amount
2x 2 GB
3 GB
Memory bus width
2x 128 Bit
192 Bit
Memory clock speed
5400 MHz
1400 MHz
Memory bandwidth
-
67.2 GB/s
Shared memory
-
-
Display Connectors
-
No outputs
HDMI
-
+
HDCP
-
+
Maximum VGA resolution
-
Up to 2048x1536
DirectX
11
12 API
CUDA
+
+
OpenCL
-
1.1
OpenGL
-
4.5
Shader Model
-
5.1
Vulkan
-
1.1.126
Optimus
-
+