GeForce GTX 580 and GeForce GTX 950 - video card comparison
Passmark - benchmark score GeForce GTX 580 vs GeForce GTX 950
GeForce GTX 580
4702
GeForce GTX 950
5498
GeForce GTX 580
GeForce GTX 950
Architecture
Fermi (2010−2014)
Maxwell (2014−2018)
GPU code name
GF110
GM206
Market segment
Desktop
Desktop
Release date
November 2010
August 2015
Bus support
PCI-E 2.0 x 16
PCI Express 3.0
Interface
PCIe 2.0 x16
PCIe 3.0 x16
Recommended system power (PSU)
-
350 Watt
Supplementary power connectors
One 6-pin and One 8-pin
1x 6-pins
SLI options
+
+
Boost clock speed
-
1188 MHz
Core clock speed
772 MHz
1024 MHz
CUDA cores
512
768
Floating-point performance
1,581.1 gflops
1,825 gflops
Manufacturing process technology
40 nm
28 nm
Number of transistors
3,000 million
2,940 million
Pipelines / CUDA cores
512
768
Power consumption (TDP)
244 Watt
90 Watt
Maximum GPU temperature
97 °C
-
Texture fill rate
49.4 billion/sec
49.2 billion/sec
Memory type
GDDR5
GDDR5
Maximum RAM amount
1536 MB
2 GB
Memory bus width
384 Bit
128 Bit
Memory clock speed
2004 MHz (4008 data rate)
6.6 GB/s
Memory bandwidth
192.4 GB/s
105.6 GB/s
Shared memory
-
-
Display Connectors
Mini HDMITwo Dual Link DVI
Dual Link DVI-I, HDMI 2.0, 3x DisplayPort 1.2
Multi monitor support
+
4 displays
HDMI
+
+
HDCP
-
+
Maximum VGA resolution
2048x1536
2048x1536
G-SYNC support
-
+
Audio input for HDMI
Internal
Internal
DirectX
12 (11_0)
12 (12_1)
CUDA
+
+
OpenCL
1.1
1.2
OpenGL
4.2
4.5
Shader Model
5.1
6.4
Vulkan
+
1.1.126
GameStream
-
+
GameWorks
-
+
GeForce ShadowPlay
-
+
GPU Boost
-
2.0