Radeon HD 8790M vs Radeon R7 260

Find out if it is worth upgrading your current GPU setup by comparing Radeon HD 8790M and Radeon R7 260. 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 Radeon HD 8790M and Radeon R7 260. 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.

Radeon HD 8790M is a Laptop Graphics Card

Note: Radeon HD 8790M 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 Radeon HD 8790M here:

Main Specs

  Radeon HD 8790M Radeon R7 260
Power consumption (TDP) 115 Watt
Interface MXM-A (3.0) PCIe 3.0 x16
Supplementary power connectors None 1 x 6-pin
Memory type GDDR5 GDDR5
Maximum RAM amount 2 GB 2 GB
Display Connectors No outputs 1x DVI, 1x HDMI, 1x DisplayPort
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  • Radeon HD 8790M is connected by MXM-A (3.0), and Radeon R7 260 uses PCIe 3.0 x16 interface.
  • Radeon HD 8790M and Radeon R7 260 have maximum RAM of 2 GB.
  • Radeon HD 8790M is used in Laptops, and Radeon R7 260 - in Desktops.
  • Radeon HD 8790M is build with GCN architecture, and Radeon R7 260 - with GCN 2.0.
  • Radeon HD 8790M and Radeon R7 260 are manufactured by 28 nm process technology.
  • Memory clock speed of Radeon HD 8790M is 2875 MHz higher, than Radeon R7 260.

Game benchmarks

high / 1080p 3−4 14−16
ultra / 1080p 1−2 8−9
QHD / 1440p 0−1 3−4
low / 720p 14−16 30−35
medium / 1080p 6−7 18−20
The average gaming FPS of Radeon R7 260 in Assassin's Creed Odyssey is 200% more, than Radeon HD 8790M.

Full Specs

  Radeon HD 8790M Radeon R7 260
Architecture GCN GCN 2.0
Code name Mars XTX Bonaire
Type Laptop Desktop
Release date 16 November 2012 17 December 2013
Pipelines 384 768
Core clock speed 850 MHz
Boost Clock 900 MHz 1100 MHz
Transistor count 950 million 2,080 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 21.60 48.00
Floating-point performance 691.2 gflops 1,536 gflops
Length 170 mm
Memory bus width 128 Bit 128 Bit
Memory clock speed 4500 MHz 1625 MHz
Memory bandwidth 64 GB/s 104 GB/s
Shared memory -
DirectX 12 (11_1)
Shader Model 5.1 6.3
OpenGL 4.6 4.6
OpenCL 1.2 2.0
Vulkan 1.2.131
FreeSync +
Bus support PCIe 3.0
HDMI +
Bitcoin / BTC (SHA256) 80 Mh/s 240 Mh/s
Laptop size medium sized
Eyefinity +
Design reference
DisplayPort support +
DDMA audio +
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