NVIDIA GeForce GTX 580 vs 950

NVIDIA GeForce GTX 580
NVIDIA GeForce GTX 950

General info

Comparison of GeForce GTX 580 and GeForce GTX 950 architecture, market type and release date.
Place in performance rating
 
Value for money (0-100)
3.47
 
20.22
Architecture
Fermi
 
Maxwell
Code name
GF110
 
GM206
Type
Desktop
 
Desktop
Release date
9 November 2010
 
20 August 2015
Launch price (MSRP)
$499
 
$159
Price now
$290
 
$52

Technical specs

GeForce GTX 580 and GeForce GTX 950's general performance parameters such as number of shaders, GPU core clock, manufacturing process, texturing and calculation speed. These parameters indirectly speak of GeForce GTX 580 and GeForce GTX 950's performance, but for precise assessment you have to consider its benchmark and gaming test results.
Pipelines
512
 
768
CUDA cores
512
 
768
Core clock speed
1544 MHz
 
1024 MHz
Boost Clock
n/d
 
1188 MHz
Transistor count
3,000 million
 
2,940 million
Manufacturing process technology
40 nm
 
28 nm
Power consumption (TDP)
244 Watt
 
90 Watt
Maximum GPU temperature
97 °C
 
n/d
Texture fill rate
49.4 billion / sec
 
49.2 billion / sec
Floating-point performance
1,581.1 gflops
 
1,825 gflops

Compatibility, dimensions and requirements

Information on GeForce GTX 580 and GeForce GTX 950 compatibility with other computer components. Useful when choosing a future computer configuration or upgrading an existing one. For desktop video cards it's interface and bus (motherboard compatibility), additional power connectors (power supply compatibility).
Bus support
PCI-E 2.0 x 16
 
PCI Express 3.0
Interface
PCIe 2.0 x16
 
PCIe 3.0 x16
Length
10.5" (267 mm) (26.7 cm)
 
7.938" (20.2 cm)
Height
4.376" (111 mm) (11.1 cm)
 
4.376" (11.1 cm)
Recommended system power (PSU)
n/d
 
350 Watt
Supplementary power connectors
One 6-pin and One 8-pin
 
1x 6-pins
SLI options
3-way
 
2x

Memory

Parameters of memory installed on GeForce GTX 580 and GeForce GTX 950: its type, size, bus, clock and resulting bandwidth. Note that GPUs integrated into processors don't have dedicated memory and use a shared part of system RAM.
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
n/d
 
-

Video outputs and ports

Types and number of video connectors present on GeForce GTX 580 and GeForce GTX 950.
Display Connectors
2x DVI, 1x mini-HDMI
 
1x DVI, 1x HDMI, 3x DisplayPort
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

Technologies

Technological solutions and APIs supported by GeForce GTX 580 and GeForce GTX 950. You'll probably need this information if you need some particular technology for your purposes.
3D Vision
+
 
+
GameStream
-
 
+
GeForce ShadowPlay
-
 
+
GPU Boost
n/d
 
+
GameWorks
-
 
+
CUDA
+
 
+
SLI
+
 
+
GeForce Experience
n/d
 
+
Surround
+
 
+
Adaptive Vertical Sync
n/d
 
+
DSR
+
 
n/d

API support

APIs supported by GeForce GTX 580 and GeForce GTX 950, sometimes including their particular versions.
DirectX
11
 
DirectX 12.1
OpenGL
4.2
 
4.5

Benchmark performance

Non-gaming benchmarks performance of GeForce GTX 580 and GeForce GTX 950. Note that overall benchmark performance is measured in points in 0-100 range.

Overall benchmark performance

GTX 580 18.12
GTX 950 18.94 +4.5%

3DMark Fire Strike Graphics

GTX 580 4970
GTX 950 6208 +24.9%

3DMark 11 Performance GPU

GTX 580 6065
GTX 950 8351 +37.7%

Passmark

GTX 580 5018
GTX 950 5244 +4.5%

Octane Render OctaneBench

GTX 580 67 +63.4%
GTX 950 41

Rendering quality tests

GFXBench render quality
4541 +0%
 
4541 +0%
GFXBench high precision render quality
4541 +0%
 
4541 +0%

Mining hashrates

Cryptocurrency mining performance of GeForce GTX 580 and GeForce GTX 950. Usually measured in megahashes per second.
Bitcoin / BTC (SHA256)
142 Mh/s −64.1%
 
233 Mh/s +64.1%
Ethereum / ETH (DaggerHashimoto)
n/d
 
9.97 Mh/s

Gaming performance

Let's see how good GeForce GTX 580 and GeForce GTX 950 are for gaming. Particular gaming benchmark results are measured in FPS.

Advantages of NVIDIA GeForce GTX 580

Wider memory bus (384 vs 128 bit)
Higher memory bandwidth (192.4 vs 105.6 GB/s)
DSR
DirectX 12
HDMI

Advantages of NVIDIA GeForce GTX 950

4.5% faster in synthetic tests
Much newer (20 August 2015 vs 9 November 2010)
Cheaper ($159 vs $499)
More pipelines (768 vs 512)
Finer manufacturing process technology (28 vs 40 nm)
Less power hungry (90 vs 244 watts)
GeForce Experience (software suite built to manage NVIDIA GPU parameters, and to record and stream game video)
NVIDIA GameStream
GPU Boost 2.0 (increases NVIDIA GPU voltage and frequency when there's a temperature headroom. Similar to AMD PowerTune)
Adaptive Vertical Sync
G-SYNC (removes screen tearing by telling the display when to renew the image. Only works with G-SYNC compatible displays)
HDCP
NVIDIAGameStreamReady
ShadowPlay (allows recording and streaming video during gaming on NVIDIA GPUs)
GameWorks

So, GTX 580 or 950?

Technical City couldn't decide between NVIDIA GeForce GTX 580 and NVIDIA GeForce GTX 950. The differences in performance seem too small.
Should you still have questions on choice between GeForce GTX 580 and GeForce GTX 950, ask them in Comments section, and we shall answer.

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NVIDIA GeForce GTX 580
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Advices and comments

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