GeForce GTX 960 vs Iris Pro Graphics P580

Find out if it is worth upgrading your current GPU setup by comparing GeForce GTX 960 and Iris Pro Graphics P580. Here you can take a closer look at graphics cards specs, such as core clock speed, memory type and size, display connectors, etc. The price, overall benchmark and gaming performances are usually defining factors when it comes to choosing between GeForce GTX 960 and Iris Pro Graphics P580. Make sure that the graphics card has compatible dimensions and will properly fit in your new or current computer case. Also these graphics cards may have different system power recommendations, so take that into consideration and upgrade your PSU if necessary.

Iris Pro Graphics P580 is a Laptop Graphics Card

Note: Iris Pro Graphics P580 is only used in laptop graphics. It has lower GPU clock speed compared to the desktop variant, which results in lower power consumption, but also 10-30% lower gaming performance. Check available laptop models with Iris Pro Graphics P580 here:

Main Specs

  GeForce GTX 960 Iris Pro Graphics P580
Power consumption (TDP) 120 Watt 15 Watt
Interface PCIe 3.0 x16 PCIe 3.0 x1
Supplementary power connectors 1x 6-pins
Memory type GDDR5 DDR3L/LPDDR3/DDR4
Maximum RAM amount 4 GB 64 GB
Display Connectors 1x DVI, 1x HDMI, 3x DisplayPort No outputs
Recommended system power (PSU) 400 Watt
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  • GeForce GTX 960 has 700% more power consumption, than Iris Pro Graphics P580.
  • GeForce GTX 960 is connected by PCIe 3.0 x16, and Iris Pro Graphics P580 uses PCIe 3.0 x1 interface.
  • Iris Pro Graphics P580 has 60 GB more memory, than GeForce GTX 960.
  • GeForce GTX 960 is used in Desktops, and Iris Pro Graphics P580 - in Laptops.
  • GeForce GTX 960 is build with Maxwell architecture, and Iris Pro Graphics P580 - with Gen. 9 Skylake.
  • Core clock speed of GeForce GTX 960 is 777 MHz higher, than Iris Pro Graphics P580.
  • GeForce GTX 960 is manufactured by 28 nm process technology, and Iris Pro Graphics P580 - by 14 nm process technology.

Game benchmarks

high / 1080p 35−40 10−11
ultra / 1080p 21−24 6−7
QHD / 1440p 16−18 0−1
4K / 2160p 10−11
low / 720p 60−65 21−24
medium / 1080p 40−45 12−14
The average gaming FPS of GeForce GTX 960 in Assassin's Creed Odyssey is 215% more, than Iris Pro Graphics P580.

Full Specs

  GeForce GTX 960 Iris Pro Graphics P580
Architecture Maxwell Gen. 9 Skylake
Code name GM206 Skylake GT4e
Type Desktop Laptop
Release date 22 January 2015 1 September 2015
Pipelines 1024 72
Core clock speed 1127 MHz 350 MHz
Boost Clock 1178 MHz 1100 MHz
Transistor count 2,940 million 189 million
Manufacturing process technology 28 nm 14 nm
Texture fill rate 72 billion/sec 75.60
Floating-point performance 2,413 gflops
Length 9.5" (24.1 cm)
Memory bus width 128 Bit
Memory clock speed 7.0 GB/s
Memory bandwidth 112 GB/s
Shared memory - +
G-SYNC support +
DirectX 12 (12_1) 12 (12_1)
Shader Model 6.4 6.4
OpenGL 4.4 4.6
OpenCL 1.2 2.1
Vulkan 1.1.126 1.1.97
CUDA +
Monero / XMR (CryptoNight) 0.27 kh/s
CUDA cores 1024
Bus support PCI Express 3.0
Height 4.376" (11.1 cm)
SLI options +
Multi monitor support 4 displays
HDCP +
Maximum VGA resolution 2048x1536
Audio input for HDMI Internal
Bitcoin / BTC (SHA256) 318 Mh/s
Decred / DCR (Decred) 0.92 Gh/s
Ethereum / ETH (DaggerHashimoto) 8 Mh/s
Zcash / ZEC (Equihash) 141.47 Sol/s
Quick Sync +
GameStream +
GeForce ShadowPlay +
GPU Boost 2.0
GameWorks +
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