Radeon HD 4850 X2 vs Radeon R9 270

If you are going to buy a new graphics card and are choosing between Radeon HD 4850 X2 and Radeon R9 270, there are a couple of things to consider. Cards with more VRAM in general perform better and allow you to play on higher graphics settings. Size also makes a difference. A model with a large heatsink can occupy up to three expansion slots on a motherboard. Be sure you have enough room in your PC case. When comparing GPUs with different architectures, more processing cores and even higher TFLOPS will not always translate to better performance. To help you decide which GPU you need, we have measured frame rates in a number of popular games. For more on how the Radeon HD 4850 X2 stacks up against Radeon R9 270, check out specs charts below.
Radeon HD 4850 X2

Main Specs

  Radeon HD 4850 X2 Radeon R9 270
Power consumption (TDP) 250 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 GDDR3 GDDR5
Maximum RAM amount 512 MB 2 GB
Display Connectors 4x DVI, 1x S-Video 2x DVI, 1x HDMI, 1x DisplayPort
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  • Radeon HD 4850 X2 has 66% more power consumption, than Radeon R9 270.
  • Radeon HD 4850 X2 is connected by PCIe 2.0 x16, and Radeon R9 270 uses PCIe 3.0 x16 interface.
  • Radeon HD 4850 X2 has 510 GB more memory, than Radeon R9 270.
  • Both cards are used in Desktops.
  • Radeon HD 4850 X2 is build with TeraScale architecture, and Radeon R9 270 - with GCN 1.0.
  • Radeon HD 4850 X2 is manufactured by 55 nm process technology, and Radeon R9 270 - by 28 nm process technology.
  • Radeon HD 4850 X2 is 57 mm longer, than Radeon R9 270.

Game benchmarks

high / 1080p 3−4 21−24
ultra / 1080p 2−3 12−14
QHD / 1440p 0−1 7−8
4K / 2160p 5−6
low / 720p 14−16 40−45
medium / 1080p 5−6 27−30
The average gaming FPS of Radeon R9 270 in Assassin's Creed Odyssey is 333% more, than Radeon HD 4850 X2.

Full Specs

  Radeon HD 4850 X2 Radeon R9 270
Architecture TeraScale GCN 1.0
Code name R700 Curacao
Type Desktop Desktop
Release date 7 November 2008 13 November 2013
Pipelines 800 1280
Core clock speed 625 MHz
Boost Clock 925 MHz
Transistor count 956 million 2,800 million
Manufacturing process technology 55 nm 28 nm
Texture fill rate 25.00 74.00
Floating-point performance 2x 1,000.0 gflops 2,368 gflops
Length 267 mm 210 mm
Memory bus width 256 Bit 256 Bit
Memory clock speed 1990 MHz
Memory bandwidth 63.68 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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