Radeon HD 8770M vs Radeon R7 260X

Find out if it is worth upgrading your current GPU setup by comparing Radeon HD 8770M and Radeon R7 260X. 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 8770M and Radeon R7 260X. 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 8770M is a Laptop Graphics Card

Note: Radeon HD 8770M 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 8770M here:

Main Specs

  Radeon HD 8770M Radeon R7 260X
Power consumption (TDP) 115 Watt
Interface PCIe 3.0 x8 PCIe 3.0 x16
Supplementary power connectors 1 x 6-pin
Memory type GDDR5 GDDR5
Maximum RAM amount 2 GB 4 GB
Display Connectors No outputs 2x DVI, 1x HDMI, 1x DisplayPort
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  • Radeon HD 8770M is connected by PCIe 3.0 x8, and Radeon R7 260X uses PCIe 3.0 x16 interface.
  • Radeon R7 260X has 2 GB more memory, than Radeon HD 8770M.
  • Radeon HD 8770M is used in Laptops, and Radeon R7 260X - in Desktops.
  • Radeon HD 8770M is build with GCN architecture, and Radeon R7 260X - with GCN 2.0.
  • Radeon HD 8770M and Radeon R7 260X are manufactured by 28 nm process technology.

Game benchmarks

high / 1080p 7−8 16−18
ultra / 1080p 4−5 9−10
QHD / 1440p 0−1 4−5
low / 720p 16−18 30−35
medium / 1080p 8−9 20−22
The average gaming FPS of Radeon R7 260X in Assassin's Creed Odyssey is 122% more, than Radeon HD 8770M.

Full Specs

  Radeon HD 8770M Radeon R7 260X
Architecture GCN GCN 2.0
Code name Mars Bonaire
Type Laptop Desktop
Release date 16 November 2012 8 October 2013
Pipelines 384 896
Core clock speed 775 MHz
Boost Clock 825 MHz 1000 MHz
Transistor count 950 million 2,080 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 19.80 61.60
Floating-point performance 633.6 gflops 1,971 gflops
Length 170 mm
Memory bus width 128 Bit 128 Bit
Memory clock speed 4500 MHz
Memory bandwidth 72 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) 225 Mh/s
Laptop size medium sized
Eyefinity +
Design reference
DDMA audio +
Ethereum / ETH (DaggerHashimoto) 5.16 Mh/s
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