Mobility Radeon HD 4870 vs Radeon R7 M465X

Find out if it is worth upgrading your current GPU setup by comparing Mobility Radeon HD 4870 and Radeon R7 M465X. 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 M465X. 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 M465X
Interface PCIe 2.0 x16 PCIe 3.0 x16
Memory type GDDR5 GDDR5
Maximum RAM amount 1 GB 2 GB
Display Connectors No outputs No outputs
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  • Mobility Radeon HD 4870 is connected by PCIe 2.0 x16, and Radeon R7 M465X uses PCIe 3.0 x16 interface.
  • Radeon R7 M465X has 1 GB more memory, than Mobility Radeon HD 4870.
  • Mobility Radeon HD 4870 is used in Laptops, and Radeon R7 M465X - in Desktops.
  • Mobility Radeon HD 4870 is build with Terascale 1 architecture, and Radeon R7 M465X - with GCN 1.0.
  • Core clock speed of Radeon R7 M465X is 350 MHz higher, than Mobility Radeon HD 4870.
  • Mobility Radeon HD 4870 is manufactured by 55 nm process technology, and Radeon R7 M465X - by 28 nm process technology.
  • Memory clock speed of Radeon R7 M465X is 3612 MHz higher, than Mobility Radeon HD 4870.

Game benchmarks

high / 1080p 7−8 8−9
ultra / 1080p 4−5 4−5
QHD / 1440p 0−1 0−1
low / 720p 16−18 18−20
medium / 1080p 8−9 10−11
The average gaming FPS of Radeon R7 M465X in Assassin's Creed Odyssey is 11% more, than Mobility Radeon HD 4870.

Full Specs

  Mobility Radeon HD 4870 Radeon R7 M465X
Architecture Terascale 1 GCN 1.0
Code name M98-XT Tropo
Type Laptop Desktop
Release date 9 January 2009 15 May 2016
Pipelines 800 512
Core clock speed 550 MHz 900 MHz
Boost Clock 925 MHz
Transistor count 956 million 1,500 million
Manufacturing process technology 55 nm 28 nm
Texture fill rate 22.00 29.60
Floating-point performance 880.0 gflops 947.2 gflops
Memory bus width 256 Bit 128 Bit
Memory clock speed 888 MHz 4500 MHz
Memory bandwidth 56.83 GB/s 72 GB/s
Shared memory -
DirectX 10.1 (10_1) 12 (11_1)
Shader Model 4.1 5.1
OpenGL 3.3 4.6
OpenCL 1.1 1.2
Vulkan N/A 1.2.131
Laptop size large
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