Radeon HD 7770 vs Radeon R9 380

When choosing between Radeon HD 7770 and Radeon R9 380, 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 7770 and Radeon R9 380.

Main Specs

  Radeon HD 7770 Radeon R9 380
Power consumption (TDP) 190 Watt
Interface PCIe 3.0 x16
Supplementary power connectors 2 x 6-pin
Memory type GDDR5 GDDR5
Maximum RAM amount 2 GB 4 GB
Display Connectors 2x DVI, 1x HDMI, 1x DisplayPort
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  • Radeon R9 380 has 2 GB more memory, than Radeon HD 7770.
  • Both cards are used in Desktops.
  • Radeon HD 7770 and Radeon R9 380 are build with GCN architecture.
  • Radeon HD 7770 and Radeon R9 380 are manufactured by 28 nm process technology.
  • Memory clock speed of Radeon HD 7770 is 3530 MHz higher, than Radeon R9 380.

Game benchmarks

high / 1080p 10−11 35−40
ultra / 1080p 6−7 21−24
QHD / 1440p 1−2 16−18
4K / 2160p 10−11
low / 720p 24−27 60−65
medium / 1080p 12−14 40−45
The average gaming FPS of Radeon R9 380 in Assassin's Creed Odyssey is 227% more, than Radeon HD 7770.

Full Specs

  Radeon HD 7770 Radeon R9 380
Architecture GCN GCN
Code name Cape Verde Tonga Pro
Type Desktop Desktop
Release date 15 February 2012 26 June 2015
Pipelines 640 1792
Core clock speed 1000 MHz
Boost Clock 970 MHz
Transistor count 5,000 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 108.6
Floating-point performance 3,476 gflops
Length 221 mm
Memory bus width 128 Bit 256 Bit
Memory clock speed 4500 MHz 970 MHz
Memory bandwidth 182.4 GB/s
Shared memory - -
DirectX DirectX 11.1, Shader 5.1
Shader Model 6.3
OpenGL 4.5
OpenCL 2.0
Vulkan +
Monero / XMR (CryptoNight) 0.48 kh/s
FreeSync +
Bus support PCIe 3.0
HDMI +
Bitcoin / BTC (SHA256) 156 Mh/s 404 Mh/s
Eyefinity + +
HD3D +
PowerTune +
TrueAudio +
ZeroCore +
Mantle +
Design reference
Bridgeless CrossFire +
Number of Eyefinity displays 6
DisplayPort support +
CrossFire +
VCE +
DDMA audio +
Decred / DCR (Decred) 0.66 Gh/s
Ethereum / ETH (DaggerHashimoto) 18 Mh/s
Zcash / ZEC (Equihash) 168.45 Sol/s
Compute units 28
Form factor full height / full length / dual slot
High bandwidth memory (HBM) -
LiquidVR +
FRTC +
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