Iris Plus Graphics 645 vs Radeon R7 M465X

Find out if it is worth upgrading your current GPU setup by comparing Iris Plus Graphics 645 and Radeon R7 M465X. 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 645 and Radeon R7 M465X. 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 645 is a Laptop Graphics Card

Note: Iris Plus Graphics 645 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 Plus Graphics 645 here:

Main Specs

  Iris Plus Graphics 645 Radeon R7 M465X
Power consumption (TDP) 15 Watt
Interface PCIe 3.0 x1 PCIe 3.0 x16
Memory type DDR3/DDR4 GDDR5
Maximum RAM amount 2 GB
Display Connectors No outputs No outputs
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  • Iris Plus Graphics 645 is connected by PCIe 3.0 x1, and Radeon R7 M465X uses PCIe 3.0 x16 interface.
  • Iris Plus Graphics 645 is used in Laptops, and Radeon R7 M465X - in Desktops.
  • Iris Plus Graphics 645 is build with Gen. 9.5 Coffee Lake architecture, and Radeon R7 M465X - with GCN 1.0.
  • Core clock speed of Radeon R7 M465X is 600 MHz higher, than Iris Plus Graphics 645.
  • Iris Plus Graphics 645 is manufactured by 14 nm process technology, and Radeon R7 M465X - by 28 nm process technology.

Game benchmarks

high / 1080p 4−5 8−9
ultra / 1080p 2−3 4−5
QHD / 1440p 0−1 0−1
low / 720p 12−14 18−20
medium / 1080p 5−6 10−11
The average gaming FPS of Radeon R7 M465X in Assassin's Creed Odyssey is 66% more, than Iris Plus Graphics 645.

Full Specs

  Iris Plus Graphics 645 Radeon R7 M465X
Architecture Gen. 9.5 Coffee Lake GCN 1.0
Code name Kaby Lake GT3e Tropo
Type Laptop Desktop
Release date 10 July 2019 15 May 2016
Pipelines 48 512
Core clock speed 300 MHz 900 MHz
Boost Clock 1150 MHz 925 MHz
Transistor count 1,500 million
Manufacturing process technology 14 nm 28 nm
Texture fill rate 50.40 29.60
Floating-point performance 947.2 gflops
Memory bus width 128 Bit
Memory clock speed 4500 MHz
Memory bandwidth 72 GB/s
Shared memory +
DirectX 12 (12_1) 12 (11_1)
Shader Model 6.4 5.1
OpenGL 4.6 4.6
OpenCL 2.1 1.2
Vulkan 1.1.103 1.2.131
Quick Sync +
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