GeForce GTX 880M SLI and Radeon R9 M295X - video card comparison
GeForce GTX 880M SLI
Radeon R9 M295X
Architecture
Kepler (2012−2018)
GCN 3 (2014−2016)
GPU code name
N15E-GX-A2
Tonga
Market segment
Laptop
Laptop
Release date
March 2014
October 2014
Bus support
-
PCIe 3.0
Interface
-
MXM-B (3.0)
Supplementary power connectors
-
None
SLI options
+
-
Core clock speed
954 MHz
723 MHz
Floating-point performance
-
2,961 gflops
Manufacturing process technology
28 nm
28 nm
Number of transistors
2x 3540 Million
5,000 million
Pipelines / CUDA cores
3072
2048
Power consumption (TDP)
206 Watt
250 Watt
Texture fill rate
-
92.54
Memory type
GDDR5
Not Listed
Maximum RAM amount
2x 8 GB
0 MB
Memory bus width
2x 256 Bit
Not Listed
Memory clock speed
5000 MHz
-
Memory bandwidth
-
160.0 GB/s
Shared memory
-
-
Display Connectors
-
No outputs
DirectX
12 (FL 11_0)
Not Listed
CUDA
+
-
Mantle
-
+
OpenCL
-
Not Listed
OpenGL
-
4.4
Shader Model
-
6.3
AppAcceleration
-
-
DualGraphics
-
1
Enduro
-
-
FreeSync
-
1
HD3D
-
+
Optimus
+
-
PowerTune
-
+
Switchable graphics
-
1
TrueAudio
-
-
ZeroCore
-
+