Radeon HD 4870 X2 vs Radeon R9 M270X

Find out if it is worth upgrading your current GPU setup by comparing Radeon HD 4870 X2 and Radeon R9 M270X. 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 Radeon HD 4870 X2 and Radeon R9 M270X. 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.
Radeon HD 4870 X2
Radeon R9 M270X

Main Specs

  Radeon HD 4870 X2 Radeon R9 M270X
Power consumption (TDP) 286 Watt
Interface PCIe 2.0 x16 PCIe 3.0 x16
Supplementary power connectors 1x 6-pin + 1x 8-pin
Memory type GDDR5 GDDR5
Maximum RAM amount 1 GB 4 GB
Display Connectors 2x DVI, 1x S-Video No outputs
 
  • Radeon HD 4870 X2 is connected by PCIe 2.0 x16, and Radeon R9 M270X uses PCIe 3.0 x16 interface.
  • Radeon R9 M270X has 3 GB more memory, than Radeon HD 4870 X2.
  • Both cards are used in Desktops.
  • Radeon HD 4870 X2 is build with TeraScale architecture, and Radeon R9 M270X - with GCN 1.0.
  • Core clock speed of Radeon R9 M270X is 25 MHz higher, than Radeon HD 4870 X2.
  • Radeon HD 4870 X2 is manufactured by 55 nm process technology, and Radeon R9 M270X - by 28 nm process technology.
  • Memory clock speed of Radeon HD 4870 X2 is 2475 MHz higher, than Radeon R9 M270X.

Game benchmarks

high / 1080p 3−4 6−7
ultra / 1080p 1−2 4−5
QHD / 1440p 0−1 0−1
low / 720p 14−16 16−18
medium / 1080p 6−7 8−9
The average gaming FPS of Radeon R9 M270X in Assassin's Creed Odyssey is 50% more, than Radeon HD 4870 X2.

Full Specs

  Radeon HD 4870 X2 Radeon R9 M270X
Architecture TeraScale GCN 1.0
Code name R700 Venus
Type Desktop Desktop
Release date 12 August 2008 21 March 2014
Pipelines 800 640
Core clock speed 700 MHz 725 MHz
Boost Clock 775 MHz
Transistor count 956 million 1,500 million
Manufacturing process technology 55 nm 28 nm
Texture fill rate 28.00 31.00
Floating-point performance 2x 1,120.0 gflops 1,536 gflops
Length 267 mm
Memory bus width 256 Bit 128 Bit
Memory clock speed 3600 MHz 1125 MHz
Memory bandwidth 115.2 GB/s 72 GB/s
DirectX 10.1 (10_1)
Shader Model 4.1 5.1
OpenGL 3.3 4.4
OpenCL 1.1 Not Listed
Vulkan N/A
FreeSync +
Bus support PCIe 3.0 x16
Eyefinity +
HD3D +
PowerTune +
DualGraphics +
ZeroCore +
Switchable graphics +
Mantle +
Compute units 10