Mobility Radeon HD 4870 vs Radeon R7 260X

Find out if it is worth upgrading your current GPU setup by comparing Mobility Radeon HD 4870 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 Mobility Radeon HD 4870 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.

Mobility Radeon HD 4870 is a Laptop Graphics Card

Note: Mobility Radeon HD 4870 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 4870 here:

Main Specs

  Mobility Radeon HD 4870 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 GDDR5 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 4870 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 4870.
  • Mobility Radeon HD 4870 is used in Laptops, and Radeon R7 260X - in Desktops.
  • Mobility Radeon HD 4870 is build with Terascale 1 architecture, and Radeon R7 260X - with GCN 2.0.
  • Mobility Radeon HD 4870 is manufactured by 55 nm process technology, and Radeon R7 260X - 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 Mobility Radeon HD 4870.

Full Specs

  Mobility Radeon HD 4870 Radeon R7 260X
Architecture Terascale 1 GCN 2.0
Code name M98-XT Bonaire
Type Laptop Desktop
Release date 9 January 2009 8 October 2013
Pipelines 800 896
Core clock speed 550 MHz
Boost Clock 1000 MHz
Transistor count 956 million 2,080 million
Manufacturing process technology 55 nm 28 nm
Texture fill rate 22.00 61.60
Floating-point performance 880.0 gflops 1,971 gflops
Length 170 mm
Memory bus width 256 Bit 128 Bit
Memory clock speed 888 MHz
Memory bandwidth 56.83 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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