NVIDIA GeForce GTX 580 vs 950
Comparison of GeForce GTX 580 and GeForce GTX 950 architecture, market type and release date.
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.
Core clock speed
Manufacturing process technology
Power consumption (TDP)
Maximum GPU temperature
Texture fill rate
49.4 billion / sec
49.2 billion / sec
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).
PCI-E 2.0 x 16
PCI Express 3.0
PCIe 2.0 x16
PCIe 3.0 x16
10.5" (267 mm) (26.7 cm)
7.938" (20.2 cm)
4.376" (111 mm) (11.1 cm)
4.376" (11.1 cm)
Recommended system power (PSU)
Supplementary power connectors
One 6-pin and One 8-pin
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.
Maximum RAM amount
Memory bus width
Memory clock speed
2004 MHz (4008 data rate)
192.4 GB / s
105.6 GB / s
Video outputs and ports
Types and number of video connectors present on GeForce GTX 580 and GeForce GTX 950.
2x DVI, 1x mini-HDMI
1x DVI, 1x HDMI, 3x DisplayPort
Mini HDMITwo Dual Link DVI
Dual Link DVI-I, HDMI 2.0, 3x DisplayPort 1.2
Multi monitor support
Maximum VGA resolution
Audio input for HDMI
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.
Adaptive Vertical Sync
APIs supported by GeForce GTX 580 and GeForce GTX 950, sometimes including their particular versions.
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 26.08
GTX 950 27.21 +4.3%
3DMark Fire Strike Graphics
GTX 580 4970
GTX 950 6208 +24.9%
3DMark 11 Performance GPU
GTX 580 6065
GTX 950 8351 +37.7%
GTX 580 5018
GTX 950 5236 +4.3%
Octane Render OctaneBench
GTX 580 67 +63.4%
GTX 950 41
Rendering quality tests
GFXBench render quality
GFXBench high precision render quality
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)
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)
Advantages of NVIDIA GeForce GTX 950
4.3% 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)
GameStream (streams data between the PC and NVIDIA SHIELD device attached to a TV. Basically allows using the PC as a gaming console)
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)
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.