Iris Pro Graphics P580 vs Radeon HD 6770

When choosing between Iris Pro Graphics P580 and Radeon HD 6770, it is worth examining the specifications of the models in detail. Do they meet the recommended requirements of modern games and software? Storage capacity, form factor, TDP, available ports, warranty and manufacturer support are all important. For example, the size of a PC case can limit the maximum thickness and length of the card. Often, instead of the factory overclocked card and RGB backlight, it is better to choose a reference model with a more efficient GPU. And make sure that your current power supply unit has the correct connection pins (using adapters is not recommended). This GPUs compare tool is meant to help you to choose the best graphics card for your build. Let's find out the difference between Iris Pro Graphics P580 and Radeon HD 6770.

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

  Iris Pro Graphics P580 Radeon HD 6770
Power consumption (TDP) 15 Watt 108 Watt
Interface PCIe 3.0 x1 PCIe 2.0 x16
Supplementary power connectors 1x 6-pin
Memory type DDR3L/LPDDR3/DDR4 GDDR5
Maximum RAM amount 64 GB 1 GB
Display Connectors No outputs 2x DVI, 1x HDMI, 2x mini-DisplayPort
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  • Radeon HD 6770 has 620% more power consumption, than Iris Pro Graphics P580.
  • Iris Pro Graphics P580 is connected by PCIe 3.0 x1, and Radeon HD 6770 uses PCIe 2.0 x16 interface.
  • Iris Pro Graphics P580 has 63 GB more memory, than Radeon HD 6770.
  • Iris Pro Graphics P580 is used in Laptops, and Radeon HD 6770 - in Desktops.
  • Iris Pro Graphics P580 is build with Gen. 9 Skylake architecture, and Radeon HD 6770 - with TeraScale 2.
  • Iris Pro Graphics P580 is manufactured by 14 nm process technology, and Radeon HD 6770 - by 40 nm process technology.

Game benchmarks

high / 1080p 10−11 3−4
ultra / 1080p 6−7 1−2
QHD / 1440p 0−1 0−1
low / 720p 21−24 14−16
medium / 1080p 12−14 5−6
The average gaming FPS of Iris Pro Graphics P580 in Assassin's Creed Odyssey is 116% more, than Radeon HD 6770.

Full Specs

  Iris Pro Graphics P580 Radeon HD 6770
Architecture Gen. 9 Skylake TeraScale 2
Code name Skylake GT4e Juniper
Type Laptop Desktop
Release date 1 September 2015 21 January 2011
Pipelines 72 800
Core clock speed 350 MHz
Boost Clock 1100 MHz 900 MHz
Transistor count 189 million 1,040 million
Manufacturing process technology 14 nm 40 nm
Texture fill rate 75.60 34.00
Floating-point performance 1,360.0 gflops
Length 198 mm
Memory bus width 128 Bit
Memory clock speed 1050 MHz
Memory bandwidth 76.8 GB/s
Shared memory +
DirectX 12 (12_1)
Shader Model 6.4 5.0
OpenGL 4.6 4.4
OpenCL 2.1 1.2
Vulkan 1.1.97
Bus support PCIe 2.0 x16
HDMI +
Bitcoin / BTC (SHA256) 118 Mh/s
Eyefinity +
Design reference
CrossFire +
Quick Sync +
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