Radeon 540X vs Radeon R7 250X

If you are going to buy a new graphics card and are choosing between Radeon 540X and Radeon R7 250X, there are a couple of things to consider. Cards with more VRAM in general perform better and allow you to play on higher graphics settings. Size also makes a difference. A model with a large heatsink can occupy up to three expansion slots on a motherboard. Be sure you have enough room in your PC case. When comparing GPUs with different architectures, more processing cores and even higher TFLOPS will not always translate to better performance. To help you decide which GPU you need, we have measured frame rates in a number of popular games. For more on how the Radeon 540X stacks up against Radeon R7 250X, check out specs charts below.

Radeon 540X is a Laptop Graphics Card

Note: Radeon 540X 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 540X here:

Main Specs

  Radeon 540X Radeon R7 250X
Power consumption (TDP) 50 Watt 80 Watt
Interface PCIe 3.0 x8 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 1x DVI, 1x HDMI, 1x DisplayPort 1x DVI, 1x HDMI, 2x mini-DisplayPort
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  • Radeon R7 250X has 60% more power consumption, than Radeon 540X.
  • Radeon 540X is connected by PCIe 3.0 x8, and Radeon R7 250X uses PCIe 3.0 x16 interface.
  • Radeon 540X and Radeon R7 250X have maximum RAM of 2 GB.
  • Radeon 540X is used in Laptops, and Radeon R7 250X - in Desktops.
  • Radeon 540X is build with GCN 4.0 architecture, and Radeon R7 250X - with GCN 1.0.
  • Radeon 540X is manufactured by 14 nm process technology, and Radeon R7 250X - by 28 nm process technology.
  • Memory clock speed of Radeon 540X is 4375 MHz higher, than Radeon R7 250X.

Game benchmarks

high / 1080p 6−7 10−12
ultra / 1080p 3−4 6−7
QHD / 1440p 0−1 1−2
low / 720p 14−16 24−27
medium / 1080p 7−8 14−16
The average gaming FPS of Radeon R7 250X in Assassin's Creed Odyssey is 75% more, than Radeon 540X.

Full Specs

  Radeon 540X Radeon R7 250X
Architecture GCN 4.0 GCN 1.0
Code name Lexa Cape Verde
Type Laptop Desktop
Release date 12 August 2019 13 February 2014
Pipelines 512 640
Boost Clock 1219 MHz 1000 MHz
Transistor count 2,200 million 1,500 million
Manufacturing process technology 14 nm 28 nm
Texture fill rate 33.47 38.00
Floating-point performance 1,216 gflops
Length 210 mm
Memory bus width 64 Bit 128 Bit
Memory clock speed 6000 MHz 1625 MHz
Memory bandwidth 112.0 GB/s 96 GB/s
Shared memory -
DirectX 12 (12_0)
Shader Model 6.4 5.1
OpenGL 4.6 4.6
OpenCL 2.0 1.2
Vulkan 1.2.131
FreeSync +
Bus support PCIe 3.0
HDMI +
Bitcoin / BTC (SHA256) 152 Mh/s
Eyefinity +
Design reference
CrossFire +
DDMA audio +
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