Iris Graphics 550 vs Radeon HD 4870 X2

Find out if it is worth upgrading your current GPU setup by comparing Iris Graphics 550 and Radeon HD 4870 X2. 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 Iris Graphics 550 and Radeon HD 4870 X2. 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 Graphics 550 is a Laptop Graphics Card

Note: Iris Graphics 550 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 Graphics 550 here:

Main Specs

  Iris Graphics 550 Radeon HD 4870 X2
Power consumption (TDP) 15 Watt 286 Watt
Interface PCIe 3.0 x1 PCIe 2.0 x16
Supplementary power connectors 1x 6-pin + 1x 8-pin
Memory type eDRAM GDDR5
Maximum RAM amount 64 MB 1 GB
Display Connectors No outputs 2x DVI, 1x S-Video
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  • Radeon HD 4870 X2 has 1806% more power consumption, than Iris Graphics 550.
  • Iris Graphics 550 is connected by PCIe 3.0 x1, and Radeon HD 4870 X2 uses PCIe 2.0 x16 interface.
  • Iris Graphics 550 has 63 GB more memory, than Radeon HD 4870 X2.
  • Iris Graphics 550 is used in Laptops, and Radeon HD 4870 X2 - in Desktops.
  • Iris Graphics 550 is build with Gen. 9 Skylake architecture, and Radeon HD 4870 X2 - with TeraScale.
  • Core clock speed of Radeon HD 4870 X2 is 400 MHz higher, than Iris Graphics 550.
  • Iris Graphics 550 is manufactured by 14 nm process technology, and Radeon HD 4870 X2 - by 55 nm process technology.

Game benchmarks

high / 1080p 9−10 3−4
ultra / 1080p 5−6 1−2
QHD / 1440p 0−1 0−1
low / 720p 21−24 14−16
medium / 1080p 10−12 6−7
The average gaming FPS of Iris Graphics 550 in Assassin's Creed Odyssey is 100% more, than Radeon HD 4870 X2.

Full Specs

  Iris Graphics 550 Radeon HD 4870 X2
Architecture Gen. 9 Skylake TeraScale
Code name Skylake GT3e R700
Type Laptop Desktop
Release date 1 September 2015 12 August 2008
Pipelines 48 800
Core clock speed 300 MHz 700 MHz
Boost Clock 1100 MHz
Transistor count 189 million 956 million
Manufacturing process technology 14 nm 55 nm
Texture fill rate 52.80 28.00
Floating-point performance 2x 1,120.0 gflops
Length 267 mm
Memory bus width 256 Bit
Memory clock speed 3600 MHz
Memory bandwidth 115.2 GB/s
Shared memory +
DirectX 12 (12_1) 10.1 (10_1)
Shader Model 6.4 4.1
OpenGL 4.6 3.3
OpenCL 2.1 1.1
Vulkan 1.1.97 N/A
Quick Sync +
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