GeForce GTX 670MX and GeForce GT 650M SLI - video card comparison
GeForce GTX 670MX
GeForce GT 650M SLI
Architecture
Kepler (2012−2018)
Kepler (2012−2018)
GPU code name
N13E-GR
N13E-GE
Market segment
Laptop
Laptop
Release date
October 2012
March 2012
Bus support
PCI Express 2.0
-
Interface
PCIe 3.0 x16
-
SLI options
+
-
Boost clock speed
-
835 MHz
Core clock speed
600 MHz
790 MHz
CUDA cores
960
-
Floating-point performance
1,154 gflops
-
Manufacturing process technology
28 nm
28 nm
Number of transistors
3,540 million
-
Pipelines / CUDA cores
960
768
Power consumption (TDP)
75 Watt
-
Texture fill rate
48.0 billion/sec
-
Memory type
GDDR5
GDDR5
Maximum RAM amount
3 GB
2x2 GB
Memory bus width
192 Bit
2x 128 Bit
Memory clock speed
1400 MHz
4000 MHz
Memory bandwidth
67.2 GB/s
-
Shared memory
-
-
Display Connectors
No outputs
-
HDMI
+
-
HDCP
+
-
Maximum VGA resolution
Up to 2048x1536
-
DirectX
12 API
11
CUDA
+
+
OpenCL
1.1
-
OpenGL
4.5
-
Shader Model
5.1
-
Vulkan
1.1.126
-
Optimus
+
+