GeForce GTX 680M SLI and GeForce 8800M GTX SLI - video card comparison
GeForce GTX 680M SLI
GeForce 8800M GTX SLI
Architecture
Kepler (2012−2018)
G9x (2007−2010)
GPU code name
N13E-GTX
NB8E-GTX
Market segment
Laptop
Laptop
Release date
June 2012
November 2007
SLI options
+
-
Core clock speed
720 MHz
500 MHz
Manufacturing process technology
28 nm
65 nm
Number of transistors
-
1508 Million
Pipelines / CUDA cores
2688
192
Power consumption (TDP)
-
130 Watt
Memory type
GDDR5
GDDR3
Maximum RAM amount
2x 4 GB
512 MB
Memory bus width
2x 256 Bit
256 Bit
Memory clock speed
3600 MHz
800 MHz
Shared memory
-
-
DirectX
11
10
CUDA
+
-
Optimus
+
-