GeForce GTX 880M SLI and Radeon HD 7970M Crossfire - video card comparison
GeForce GTX 880M SLI
Radeon HD 7970M Crossfire
Architecture
Kepler (2012−2018)
GCN (2011−2017)
GPU code name
N15E-GX-A2
Wimbledon XT
Market segment
Laptop
Laptop
Release date
March 2014
May 2012
SLI options
+
-
Core clock speed
954 MHz
850 MHz
Manufacturing process technology
28 nm
28 nm
Number of transistors
2x 3540 Million
-
Pipelines / CUDA cores
3072
2560
Power consumption (TDP)
206 Watt
200 Watt
Memory type
GDDR5
GDDR5
Maximum RAM amount
2x 8 GB
-
Memory bus width
2x 256 Bit
2x 256 Bit
Memory clock speed
5000 MHz
4800 MHz
Shared memory
-
-
DirectX
12 (FL 11_0)
11.1
CUDA
+
-
Optimus
+
-