Radeon HD 7850M vs Radeon R7 250X

When comparing Radeon HD 7850M and Radeon R7 250X, we look primarily at benchmarks and game tests. But it is not only about the numbers. Often you can find third-party models with higher clock speeds, better cooling, or a customizable RGB lighting. Not all of them will have all the features you need. Another thing to consider is the port selection. Most graphics cards have at least one DisplayPort and HDMI interface, but some monitors require DVI. Before you buy, check the TDP of the graphics card - this characteristic will help you estimate the consumption of the graphics card. You may even have to upgrade your PSU to meet its requirements. An important factor when choosing between Radeon HD 7850M and Radeon R7 250X is the price. Does the additional cost justify the performance hit? Our comparison should help you make the right decision.

Radeon HD 7850M is a Laptop Graphics Card

Note: Radeon HD 7850M 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 7850M here:

Main Specs

  Radeon HD 7850M Radeon R7 250X
Power consumption (TDP) 40 Watt 80 Watt
Interface PCIe 3.0 x16 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 R7 250X has 100% more power consumption, than Radeon HD 7850M.
  • Both video cards are using PCIe 3.0 x16 interface connection to a motherboard.
  • Radeon HD 7850M and Radeon R7 250X have maximum RAM of 2 GB.
  • Radeon HD 7850M is used in Laptops, and Radeon R7 250X - in Desktops.
  • Radeon HD 7850M is build with GCN architecture, and Radeon R7 250X - with GCN 1.0.
  • Radeon HD 7850M and Radeon R7 250X are manufactured by 28 nm process technology.
  • Memory clock speed of Radeon HD 7850M is 2375 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 HD 7850M.

Full Specs

  Radeon HD 7850M Radeon R7 250X
Architecture GCN GCN 1.0
Code name Heathrow Pro Cape Verde
Type Laptop Desktop
Release date 24 April 2012 13 February 2014
Pipelines 640 640
Core clock speed 675 MHz
Boost Clock 1000 MHz
Transistor count 1,500 million 1,500 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 27.00 38.00
Floating-point performance 864.0 gflops 1,216 gflops
Length 210 mm
Memory bus width 128 Bit 128 Bit
Memory clock speed 4000 MHz 1625 MHz
Memory bandwidth 64 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 large
Eyefinity +
Design reference
CrossFire +
DDMA audio +
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