GeForce GTX 580M and Radeon R7 M275DX - video card comparison
GeForce GTX 580M
Radeon R7 M275DX
Architecture
Fermi (2010−2014)
GCN (2011−2017)
GPU code name
N12E-GTX2
-
Market segment
Laptop
Laptop
Release date
June 2011
June 2014
Bus support
PCI-E 2.0
-
Interface
MXM-B (3.0)
-
Supplementary power connectors
None
-
SLI options
+
-
Core clock speed
620 MHz
-
CUDA cores
384
-
Floating-point performance
952.3 gflops
-
Manufacturing process technology
40 nm
28 nm
Number of transistors
1,950 million
-
Pipelines / CUDA cores
384
896
Power consumption (TDP)
100 Watt
-
Texture fill rate
39.7 billion/sec
-
Memory type
GDDR5
DDR3
Maximum RAM amount
2 MB
-
Memory bus width
256 Bit
-
Memory clock speed
1500 MHz
-
Memory bandwidth
96.0 GB/s
-
Shared memory
-
+
Display Connectors
No outputs
-
Eyefinity
-
+
DirectX
12 API
12
CUDA
+
-
OpenCL
1.1
-
OpenGL
4.5
-
Shader Model
5.1
-
Vulkan
N/A
-
3D Blu-Ray
+
-
3D Gaming
+
-
AppAcceleration
-
+
Optimus
+
-