Radeon HD 4830 vs Radeon R9 270

When choosing between Radeon HD 4830 and Radeon R9 270, it is worth examining the specifications of the models in detail. Do they meet the recommended requirements of modern games and software? Storage capacity, form factor, TDP, available ports, warranty and manufacturer support are all important. For example, the size of a PC case can limit the maximum thickness and length of the card. Often, instead of the factory overclocked card and RGB backlight, it is better to choose a reference model with a more efficient GPU. And make sure that your current power supply unit has the correct connection pins (using adapters is not recommended). This GPUs compare tool is meant to help you to choose the best graphics card for your build. Let's find out the difference between Radeon HD 4830 and Radeon R9 270.

Main Specs

  Radeon HD 4830 Radeon R9 270
Power consumption (TDP) 95 Watt 150 Watt
Interface PCIe 2.0 x16 PCIe 3.0 x16
Supplementary power connectors 1x 6-pin 1 x 6-pin
Memory type GDDR3 GDDR5
Maximum RAM amount 512 MB 2 GB
Display Connectors 2x DVI, 1x S-Video 2x DVI, 1x HDMI, 1x DisplayPort
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  • Radeon R9 270 has 57% more power consumption, than Radeon HD 4830.
  • Radeon HD 4830 is connected by PCIe 2.0 x16, and Radeon R9 270 uses PCIe 3.0 x16 interface.
  • Radeon HD 4830 has 510 GB more memory, than Radeon R9 270.
  • Both cards are used in Desktops.
  • Radeon HD 4830 is build with TeraScale architecture, and Radeon R9 270 - with GCN 1.0.
  • Radeon HD 4830 is manufactured by 55 nm process technology, and Radeon R9 270 - by 28 nm process technology.
  • Radeon HD 4830 is 36 mm longer, than Radeon R9 270.

Game benchmarks

high / 1080p 0−1 21−24
ultra / 1080p 0−1 12−14
QHD / 1440p 0−1 7−8
4K / 2160p 5−6
low / 720p 10−12 40−45
medium / 1080p 2−3 27−30
The average gaming FPS of Radeon R9 270 in Assassin's Creed Odyssey is 483% more, than Radeon HD 4830.

Full Specs

  Radeon HD 4830 Radeon R9 270
Architecture TeraScale GCN 1.0
Code name RV770 Curacao
Type Desktop Desktop
Release date 21 October 2008 13 November 2013
Pipelines 640 1280
Core clock speed 575 MHz
Boost Clock 925 MHz
Transistor count 956 million 2,800 million
Manufacturing process technology 55 nm 28 nm
Texture fill rate 18.40 74.00
Floating-point performance 736.0 gflops 2,368 gflops
Length 246 mm 210 mm
Memory bus width 256 Bit 256 Bit
Memory clock speed 1800 MHz
Memory bandwidth 57.6 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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