GeForce GTX 780M SLI and GeForce GT 755M SLI - video card comparison
GeForce GTX 780M SLI
GeForce GT 755M SLI
Architecture
Kepler (2012−2018)
Kepler (2012−2018)
GPU code name
N14E-GTX
N14P-?
Market segment
Laptop
Laptop
Release date
May 2013
November 2013
SLI options
+
-
Core clock speed
823 MHz
980 MHz
Manufacturing process technology
28 nm
28 nm
Number of transistors
7080 Million
2x 1300 Million
Pipelines / CUDA cores
3072
768
Power consumption (TDP)
200 Watt
2x ~50 Watt
Memory type
GDDR5
GDDR5
Maximum RAM amount
2x 4 GB
2x 2 GB
Memory bus width
2x 256 Bit
2x 128 Bit
Memory clock speed
5000 MHz
5400 MHz
Shared memory
-
-
DirectX
11
11
CUDA
+
+
Optimus
+
-