Iris Plus Graphics 645 vs Radeon R7 260

In this comparison between Iris Plus Graphics 645 and Radeon R7 260 you will find out which graphics card performs better in today's games. Bear in mind that third-party versions may have more efficient cooling and higher clock speeds. This will increase cards' performance, though not by much. In addition to raw power you should also take into account the dimensions. Thicker models simply will not fit into a small mini-ITX case. The resolution of your monitor also affects the choice, since 4K gameplay requires a more powerful GPU. And don't overspend on the graphics card. Other parts of your build may also need to be upgraded, save some money for the CPU or power supply. For some people Iris Plus Graphics 645 will be the best choice, for others Radeon R7 260 will be their preference. Study the comparison tables below and make your choice.

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 260
Power consumption (TDP) 15 Watt 115 Watt
Interface PCIe 3.0 x1 PCIe 3.0 x16
Supplementary power connectors 1 x 6-pin
Memory type DDR3/DDR4 GDDR5
Maximum RAM amount 2 GB
Display Connectors No outputs 1x DVI, 1x HDMI, 1x DisplayPort
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  • Radeon R7 260 has 666% more power consumption, than Iris Plus Graphics 645.
  • Iris Plus Graphics 645 is connected by PCIe 3.0 x1, and Radeon R7 260 uses PCIe 3.0 x16 interface.
  • Iris Plus Graphics 645 is used in Laptops, and Radeon R7 260 - in Desktops.
  • Iris Plus Graphics 645 is build with Gen. 9.5 Coffee Lake architecture, and Radeon R7 260 - with GCN 2.0.
  • Iris Plus Graphics 645 is manufactured by 14 nm process technology, and Radeon R7 260 - by 28 nm process technology.

Game benchmarks

high / 1080p 4−5 14−16
ultra / 1080p 2−3 8−9
QHD / 1440p 0−1 3−4
low / 720p 12−14 30−35
medium / 1080p 5−6 18−20
The average gaming FPS of Radeon R7 260 in Assassin's Creed Odyssey is 200% more, than Iris Plus Graphics 645.

Full Specs

  Iris Plus Graphics 645 Radeon R7 260
Architecture Gen. 9.5 Coffee Lake GCN 2.0
Code name Kaby Lake GT3e Bonaire
Type Laptop Desktop
Release date 10 July 2019 17 December 2013
Pipelines 48 768
Core clock speed 300 MHz
Boost Clock 1150 MHz 1100 MHz
Transistor count 2,080 million
Manufacturing process technology 14 nm 28 nm
Texture fill rate 50.40 48.00
Floating-point performance 1,536 gflops
Length 170 mm
Memory bus width 128 Bit
Memory clock speed 1625 MHz
Memory bandwidth 104 GB/s
Shared memory +
DirectX 12 (12_1)
Shader Model 6.4 6.3
OpenGL 4.6 4.6
OpenCL 2.1 2.0
Vulkan 1.1.103
FreeSync +
Bus support PCIe 3.0
HDMI +
Bitcoin / BTC (SHA256) 240 Mh/s
Eyefinity +
Design reference
DisplayPort support +
DDMA audio +
Quick Sync +
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