Iris Plus Graphics 650 vs Mobility Radeon HD 4870 X2

Find out if it is worth upgrading your current GPU setup by comparing Iris Plus Graphics 650 and Mobility 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 Plus Graphics 650 and Mobility 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 Plus Graphics 650 and Mobility Radeon HD 4870 X2 are Laptop Graphics Cards

Note: Iris Plus Graphics 650 and Mobility Radeon HD 4870 X2 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 Plus Graphics 650 or Mobility Radeon HD 4870 X2 here:

Main Specs

  Iris Plus Graphics 650 Mobility Radeon HD 4870 X2
Power consumption (TDP) 15 Watt
Interface PCIe 3.0 x1 PCIe 2.0 x16
Memory type DDR3L/LPDDR3/DDR4 GDDR3, GDDR5
Maximum RAM amount 32 GB 2 GB
Display Connectors No outputs No outputs
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  • Iris Plus Graphics 650 is connected by PCIe 3.0 x1, and Mobility Radeon HD 4870 X2 uses PCIe 2.0 x16 interface.
  • Iris Plus Graphics 650 has 30 GB more memory, than Mobility Radeon HD 4870 X2.
  • Both cards are used in Laptops.
  • Iris Plus Graphics 650 is build with Gen. 9.5 Kaby Lake architecture, and Mobility Radeon HD 4870 X2 - with Terascale 1.
  • Core clock speed of Mobility Radeon HD 4870 X2 is 250 MHz higher, than Iris Plus Graphics 650.
  • Iris Plus Graphics 650 is manufactured by 14 nm process technology, and Mobility Radeon HD 4870 X2 - by 55 nm process technology.

Game benchmarks

high / 1080p 8−9 9−10
ultra / 1080p 5−6 5−6
QHD / 1440p 0−1 0−1
low / 720p 18−20 21−24
medium / 1080p 10−11 12−14
The average gaming FPS of Mobility Radeon HD 4870 X2 in Assassin's Creed Odyssey is 20% more, than Iris Plus Graphics 650.

Full Specs

  Iris Plus Graphics 650 Mobility Radeon HD 4870 X2
Architecture Gen. 9.5 Kaby Lake Terascale 1
Code name Kaby Lake GT3e M98-XT
Type Laptop Laptop
Release date 3 January 2017 9 January 2009
Pipelines 48 1600
Core clock speed 300 MHz 550 MHz
Boost Clock 1100 MHz
Transistor count 189 million 956 million
Manufacturing process technology 14 nm 55 nm
Texture fill rate 55.20 22.00
Floating-point performance 883 gflops 2x 880.0 gflops
Memory bus width 64/128 Bit 256 Bit
Memory clock speed 888 MHz
Memory bandwidth 89.6 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 1.1.103 N/A
Laptop size large
Quick Sync +
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