Radeon HD 8770M vs Radeon R7 250X

When choosing between Radeon HD 8770M and Radeon R7 250X, it is worth examining the specifications of the models in detail. Do they meet the recommended requirements of modern games and software? Storage capacity, form factor, TDP, available ports, warranty and manufacturer support are all important. For example, the size of a PC case can limit the maximum thickness and length of the card. Often, instead of the factory overclocked card and RGB backlight, it is better to choose a reference model with a more efficient GPU. And make sure that your current power supply unit has the correct connection pins (using adapters is not recommended). This GPUs compare tool is meant to help you to choose the best graphics card for your build. Let's find out the difference between Radeon HD 8770M and Radeon R7 250X.

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 250X
Power consumption (TDP) 80 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 2 GB
Display Connectors No outputs 1x DVI, 1x HDMI, 2x mini-DisplayPort
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  • Radeon HD 8770M is connected by PCIe 3.0 x8, and Radeon R7 250X uses PCIe 3.0 x16 interface.
  • Radeon HD 8770M and Radeon R7 250X have maximum RAM of 2 GB.
  • Radeon HD 8770M is used in Laptops, and Radeon R7 250X - in Desktops.
  • Radeon HD 8770M is build with GCN architecture, and Radeon R7 250X - with GCN 1.0.
  • Radeon HD 8770M and Radeon R7 250X are manufactured by 28 nm process technology.
  • Memory clock speed of Radeon HD 8770M is 2875 MHz higher, than Radeon R7 250X.

Game benchmarks

high / 1080p 7−8 10−12
ultra / 1080p 4−5 6−7
QHD / 1440p 0−1 1−2
low / 720p 16−18 24−27
medium / 1080p 8−9 14−16
The average gaming FPS of Radeon R7 250X in Assassin's Creed Odyssey is 55% more, than Radeon HD 8770M.

Full Specs

  Radeon HD 8770M Radeon R7 250X
Architecture GCN GCN 1.0
Code name Mars Cape Verde
Type Laptop Desktop
Release date 16 November 2012 13 February 2014
Pipelines 384 640
Core clock speed 775 MHz
Boost Clock 825 MHz 1000 MHz
Transistor count 950 million 1,500 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 19.80 38.00
Floating-point performance 633.6 gflops 1,216 gflops
Length 210 mm
Memory bus width 128 Bit 128 Bit
Memory clock speed 4500 MHz 1625 MHz
Memory bandwidth 72 GB/s 96 GB/s
Shared memory -
DirectX 12 (11_1)
Shader Model 5.1 5.1
OpenGL 4.6 4.6
OpenCL 1.2 1.2
Vulkan 1.2.131
FreeSync +
Bus support PCIe 3.0
HDMI +
Bitcoin / BTC (SHA256) 152 Mh/s
Laptop size medium sized
Eyefinity +
Design reference
CrossFire +
DDMA audio +
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