Radeon HD 6850M vs Radeon R9 270X

Find out if it is worth upgrading your current GPU setup by comparing Radeon HD 6850M and Radeon R9 270X. 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 6850M and Radeon R9 270X. 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 6850M is a Laptop Graphics Card

Note: Radeon HD 6850M 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 Radeon HD 6850M here:

Main Specs

  Radeon HD 6850M Radeon R9 270X
Power consumption (TDP) 50 Watt 180 Watt
Interface PCIe 2.0 x16 PCIe 3.0 x16
Supplementary power connectors 2 x 6-pin
Memory type DDR3, GDDR5 GDDR5
Maximum RAM amount 1 GB 2 GB
Display Connectors No outputs 2x DVI, 1x HDMI, 1x DisplayPort
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  • Radeon R9 270X has 260% more power consumption, than Radeon HD 6850M.
  • Radeon HD 6850M is connected by PCIe 2.0 x16, and Radeon R9 270X uses PCIe 3.0 x16 interface.
  • Radeon R9 270X has 1 GB more memory, than Radeon HD 6850M.
  • Radeon HD 6850M is used in Laptops, and Radeon R9 270X - in Desktops.
  • Radeon HD 6850M is build with Terascale 2 architecture, and Radeon R9 270X - with GCN.
  • Radeon HD 6850M is manufactured by 40 nm process technology, and Radeon R9 270X - by 28 nm process technology.

Game benchmarks

high / 1080p 2−3 24−27
ultra / 1080p 0−1 14−16
QHD / 1440p 0−1 10−11
4K / 2160p 6−7
low / 720p 12−14 45−50
medium / 1080p 3−4 30−35
The average gaming FPS of Radeon R9 270X in Assassin's Creed Odyssey is 483% more, than Radeon HD 6850M.

Full Specs

  Radeon HD 6850M Radeon R9 270X
Architecture Terascale 2 GCN
Code name Granville Pro/LP Curacao XT
Type Laptop Desktop
Release date 6 January 2011 8 October 2013
Pipelines 800 1280
Core clock speed 575 / 675 MHz
Boost Clock 1050 MHz
Transistor count 1,040 million 2,800 million
Manufacturing process technology 40 nm 28 nm
Texture fill rate 27.00 84.00
Floating-point performance 1,080.0 gflops 2,688 gflops
Memory bus width 128 Bit 256 Bit
Memory clock speed 800 MHz
Memory bandwidth 25.6 GB/s 179.2 GB/s
Shared memory - -
DirectX 11.2 (11_0)
Shader Model 5.0 5.1
OpenGL 4.4 4.6
OpenCL 1.2 1.2
Vulkan N/A +
FreeSync +
Bus support PCIe 3.0
HDMI +
Bitcoin / BTC (SHA256) 318 Mh/s
Laptop size large
Eyefinity +
HD3D +
TrueAudio +
Design reference
DisplayPort support +
CrossFire +
DDMA audio +
Ethereum / ETH (DaggerHashimoto) 30 Mh/s
Zcash / ZEC (Equihash) 163 Sol/s
AppAcceleration +
LiquidVR +
TressFX +
UVD +
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