Mobility Radeon HD 4850 vs Radeon R7 260X

If you are going to buy a new graphics card and are choosing between Mobility Radeon HD 4850 and Radeon R7 260X, 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 Mobility Radeon HD 4850 stacks up against Radeon R7 260X, check out specs charts below.

Mobility Radeon HD 4850 is a Laptop Graphics Card

Note: Mobility Radeon HD 4850 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 Mobility Radeon HD 4850 here:

Main Specs

  Mobility Radeon HD 4850 Radeon R7 260X
Power consumption (TDP) 115 Watt
Interface PCIe 2.0 x16 PCIe 3.0 x16
Supplementary power connectors 1 x 6-pin
Memory type GDDR3 GDDR5
Maximum RAM amount 1 GB 4 GB
Display Connectors No outputs 2x DVI, 1x HDMI, 1x DisplayPort
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  • Mobility Radeon HD 4850 is connected by PCIe 2.0 x16, and Radeon R7 260X uses PCIe 3.0 x16 interface.
  • Radeon R7 260X has 3 GB more memory, than Mobility Radeon HD 4850.
  • Mobility Radeon HD 4850 is used in Laptops, and Radeon R7 260X - in Desktops.
  • Mobility Radeon HD 4850 is build with Terascale 1 architecture, and Radeon R7 260X - with GCN 2.0.
  • Mobility Radeon HD 4850 is manufactured by 55 nm process technology, and Radeon R7 260X - by 28 nm process technology.

Game benchmarks

high / 1080p 3−4 16−18
ultra / 1080p 1−2 9−10
QHD / 1440p 0−1 4−5
low / 720p 14−16 30−35
medium / 1080p 5−6 20−22
The average gaming FPS of Radeon R7 260X in Assassin's Creed Odyssey is 233% more, than Mobility Radeon HD 4850.

Full Specs

  Mobility Radeon HD 4850 Radeon R7 260X
Architecture Terascale 1 GCN 2.0
Code name M98 Bonaire
Type Laptop Desktop
Release date 9 January 2009 8 October 2013
Pipelines 800 896
Core clock speed 500 MHz
Boost Clock 1000 MHz
Transistor count 956 million 2,080 million
Manufacturing process technology 55 nm 28 nm
Texture fill rate 20.00 61.60
Floating-point performance 800.0 gflops 1,971 gflops
Length 170 mm
Memory bus width 256 Bit 128 Bit
Memory clock speed 850 MHz
Memory bandwidth 54.4 GB/s 104 GB/s
Shared memory -
DirectX 10.1 (10_1)
Shader Model 4.1 6.3
OpenGL 3.3 4.6
OpenCL 1.1 2.0
Vulkan N/A
FreeSync +
Bus support PCIe 3.0
HDMI +
Bitcoin / BTC (SHA256) 225 Mh/s
Laptop size large
Eyefinity +
Design reference
DDMA audio +
Ethereum / ETH (DaggerHashimoto) 5.16 Mh/s
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