Radeon HD 4870 X2 vs Radeon R9 270

Find out if it is worth upgrading your current GPU setup by comparing Radeon HD 4870 X2 and Radeon R9 270. 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 270. 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

Main Specs

  Radeon HD 4870 X2 Radeon R9 270
Power consumption (TDP) 286 Watt 150 Watt
Interface PCIe 2.0 x16 PCIe 3.0 x16
Supplementary power connectors 1x 6-pin + 1x 8-pin 1 x 6-pin
Memory type GDDR5 GDDR5
Maximum RAM amount 1 GB 2 GB
Display Connectors 2x DVI, 1x S-Video 2x DVI, 1x HDMI, 1x DisplayPort
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  • Radeon HD 4870 X2 has 90% more power consumption, than Radeon R9 270.
  • Radeon HD 4870 X2 is connected by PCIe 2.0 x16, and Radeon R9 270 uses PCIe 3.0 x16 interface.
  • Radeon R9 270 has 1 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 270 - with GCN 1.0.
  • Radeon HD 4870 X2 is manufactured by 55 nm process technology, and Radeon R9 270 - by 28 nm process technology.
  • Radeon HD 4870 X2 is 57 mm longer, than Radeon R9 270.

Game benchmarks

high / 1080p 3−4 21−24
ultra / 1080p 1−2 12−14
QHD / 1440p 0−1 7−8
4K / 2160p 5−6
low / 720p 14−16 40−45
medium / 1080p 6−7 27−30
The average gaming FPS of Radeon R9 270 in Assassin's Creed Odyssey is 333% more, than Radeon HD 4870 X2.

Full Specs

  Radeon HD 4870 X2 Radeon R9 270
Architecture TeraScale GCN 1.0
Code name R700 Curacao
Type Desktop Desktop
Release date 12 August 2008 13 November 2013
Pipelines 800 1280
Core clock speed 700 MHz
Boost Clock 925 MHz
Transistor count 956 million 2,800 million
Manufacturing process technology 55 nm 28 nm
Texture fill rate 28.00 74.00
Floating-point performance 2x 1,120.0 gflops 2,368 gflops
Length 267 mm 210 mm
Memory bus width 256 Bit 256 Bit
Memory clock speed 3600 MHz
Memory bandwidth 115.2 GB/s 179.2 GB/s
DirectX 10.1 (10_1)
Shader Model 4.1 5.1
OpenGL 3.3 4.6
OpenCL 1.1 1.2
Vulkan N/A +
FreeSync +
Bus support PCIe 3.0
HDMI +
Bitcoin / BTC (SHA256) 293 Mh/s
Eyefinity +
HD3D +
TrueAudio +
Design reference
DisplayPort support +
CrossFire +
DDMA audio +
Ethereum / ETH (DaggerHashimoto) 16 Mh/s
LiquidVR +
TressFX +
UVD +
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