GeForce GTX 580M and GeForce GTX 950A - video card comparison
Passmark - benchmark score GeForce GTX 580M vs GeForce GTX 950A
GeForce GTX 580M
2136
GeForce GTX 950A
2637
GeForce GTX 580M
GeForce GTX 950A
Architecture
Fermi (2010−2014)
Maxwell (2014−2018)
GPU code name
N12E-GTX2
GM107
Market segment
Laptop
Desktop
Release date
June 2011
March 2015
Bus support
PCI-E 2.0
-
Interface
MXM-B (3.0)
MXM-B (3.0)
Supplementary power connectors
None
-
SLI options
+
-
Boost clock speed
-
1124 MHz
Core clock speed
620 MHz
993 MHz
CUDA cores
384
-
Floating-point performance
952.3 gflops
1,271 gflops
Manufacturing process technology
40 nm
28 nm
Number of transistors
1,950 million
1,870 million
Pipelines / CUDA cores
384
640
Power consumption (TDP)
100 Watt
75 Watt
Texture fill rate
39.7 billion/sec
44.96
Memory type
GDDR5
DDR3
Maximum RAM amount
2 MB
2 GB
Memory bus width
256 Bit
128 Bit
Memory clock speed
1500 MHz
2002 MHz
Memory bandwidth
96.0 GB/s
32.03 GB/s
Shared memory
-
-
Display Connectors
No outputs
No outputs
DirectX
12 API
12 (11_0)
CUDA
+
5.0
OpenCL
1.1
1.2
OpenGL
4.5
4.6
Shader Model
5.1
5.1
Vulkan
N/A
1.1.126
3D Blu-Ray
+
-
3D Gaming
+
-
Optimus
+
-