Iris Graphics 5100 vs Mobility Radeon HD 4850

If you are going to buy a new graphics card and are choosing between Iris Graphics 5100 and Mobility Radeon HD 4850, there are a couple of things to consider. Cards with more VRAM in general perform better and allow you to play on higher graphics settings. Size also makes a difference. A model with a large heatsink can occupy up to three expansion slots on a motherboard. Be sure you have enough room in your PC case. When comparing GPUs with different architectures, more processing cores and even higher TFLOPS will not always translate to better performance. To help you decide which GPU you need, we have measured frame rates in a number of popular games. For more on how the Iris Graphics 5100 stacks up against Mobility Radeon HD 4850, check out specs charts below.

Iris Graphics 5100 and Mobility Radeon HD 4850 are Laptop Graphics Cards

Note: Iris Graphics 5100 and Mobility Radeon HD 4850 are only used in laptop graphics. They have 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 5100 or Mobility Radeon HD 4850 here:

Main Specs

  Iris Graphics 5100 Mobility Radeon HD 4850
Power consumption (TDP) 30 Watt
Interface PCIe 1.0 x16 PCIe 2.0 x16
Memory type System Shared GDDR3
Maximum RAM amount 1 GB
Display Connectors No outputs No outputs
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  • Iris Graphics 5100 is connected by PCIe 1.0 x16, and Mobility Radeon HD 4850 uses PCIe 2.0 x16 interface.
  • Both cards are used in Laptops.
  • Iris Graphics 5100 is build with Gen. 7.5 Haswell architecture, and Mobility Radeon HD 4850 - with Terascale 1.
  • Core clock speed of Mobility Radeon HD 4850 is 300 MHz higher, than Iris Graphics 5100.
  • Iris Graphics 5100 is manufactured by 22 nm process technology, and Mobility Radeon HD 4850 - by 55 nm process technology.

Game benchmarks

high / 1080p 3−4 3−4
ultra / 1080p 1−2 1−2
QHD / 1440p 0−1 0−1
low / 720p 14−16 14−16
medium / 1080p 5−6 5−6
Iris Graphics 5100 and Mobility Radeon HD 4850 have the same average FPS in Assassin's Creed Odyssey.

Full Specs

  Iris Graphics 5100 Mobility Radeon HD 4850
Architecture Gen. 7.5 Haswell Terascale 1
Code name Haswell GT3 M98
Type Laptop Laptop
Release date 5 June 2013 9 January 2009
Pipelines 40 800
Core clock speed 200 MHz 500 MHz
Boost Clock 1200 MHz
Transistor count 1,300 million 956 million
Manufacturing process technology 22 nm 55 nm
Texture fill rate 48.00 20.00
Floating-point performance 800.0 gflops
Memory bus width 64/128 Bit 256 Bit
Memory clock speed 850 MHz
Memory bandwidth 54.4 GB/s
Shared memory + -
DirectX 12 (11_1) 10.1 (10_1)
Shader Model 5.1 4.1
OpenGL 4.3 3.3
OpenCL 1.2 1.1
Vulkan 1.1.80 N/A
Laptop size large
Quick Sync +
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