Radeon HD 6770 vs Radeon R9 380X

When comparing Radeon HD 6770 and Radeon R9 380X, we look primarily at benchmarks and game tests. But it is not only about the numbers. Often you can find third-party models with higher clock speeds, better cooling, or a customizable RGB lighting. Not all of them will have all the features you need. Another thing to consider is the port selection. Most graphics cards have at least one DisplayPort and HDMI interface, but some monitors require DVI. Before you buy, check the TDP of the graphics card - this characteristic will help you estimate the consumption of the graphics card. You may even have to upgrade your PSU to meet its requirements. An important factor when choosing between Radeon HD 6770 and Radeon R9 380X is the price. Does the additional cost justify the performance hit? Our comparison should help you make the right decision.

Main Specs

  Radeon HD 6770 Radeon R9 380X
Power consumption (TDP) 108 Watt 190 Watt
Interface PCIe 2.0 x16 PCIe 3.0 x16
Supplementary power connectors 1x 6-pin
Memory type GDDR5 GDDR5
Maximum RAM amount 1 GB 4 GB
Display Connectors 2x DVI, 1x HDMI, 2x mini-DisplayPort 2x DVI, 1x HDMI, 1x DisplayPort
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  • Radeon R9 380X has 75% more power consumption, than Radeon HD 6770.
  • Radeon HD 6770 is connected by PCIe 2.0 x16, and Radeon R9 380X uses PCIe 3.0 x16 interface.
  • Radeon R9 380X has 3 GB more memory, than Radeon HD 6770.
  • Both cards are used in Desktops.
  • Radeon HD 6770 is build with TeraScale 2 architecture, and Radeon R9 380X - with GCN 3.0.
  • Radeon HD 6770 is manufactured by 40 nm process technology, and Radeon R9 380X - by 28 nm process technology.
  • Radeon R9 380X is 23 mm longer, than Radeon HD 6770.
  • Memory clock speed of Radeon HD 6770 is 80 MHz higher, than Radeon R9 380X.

Game benchmarks

high / 1080p 3−4 35−40
ultra / 1080p 1−2 21−24
QHD / 1440p 0−1 16−18
4K / 2160p 10−11
low / 720p 14−16 60−65
medium / 1080p 5−6 40−45
The average gaming FPS of Radeon R9 380X in Assassin's Creed Odyssey is 583% more, than Radeon HD 6770.

Full Specs

  Radeon HD 6770 Radeon R9 380X
Architecture TeraScale 2 GCN 3.0
Code name Juniper Antigua
Type Desktop Desktop
Release date 21 January 2011 19 November 2015
Pipelines 800 2048
Boost Clock 900 MHz 970 MHz
Transistor count 1,040 million 5,000 million
Manufacturing process technology 40 nm 28 nm
Texture fill rate 34.00 124.2
Floating-point performance 1,360.0 gflops 3,973 gflops
Length 198 mm 221 mm
Memory bus width 128 Bit 256 Bit
Memory clock speed 1050 MHz 970 MHz
Memory bandwidth 76.8 GB/s 182.4 GB/s
Shader Model 5.0 6.3
OpenGL 4.4 4.5
OpenCL 1.2 2.0
Vulkan +
Monero / XMR (CryptoNight) 0.58 kh/s
FreeSync +
Bus support PCIe 2.0 x16 PCIe 3.0
HDMI + +
Bitcoin / BTC (SHA256) 118 Mh/s
Eyefinity + +
HD3D +
PowerTune +
TrueAudio +
ZeroCore +
Mantle +
Design reference reference
Bridgeless CrossFire +
Number of Eyefinity displays 6
DisplayPort support +
CrossFire + +
VCE +
DDMA audio +
Decred / DCR (Decred) 0.89 Gh/s
Ethereum / ETH (DaggerHashimoto) 20.63 Mh/s
Zcash / ZEC (Equihash) 175 Sol/s
Compute units 32
Form factor full height / full length
High bandwidth memory (HBM) -
LiquidVR +
FRTC +
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