
amd
Brand1GB GDDR5
Memory640
Cores72 GB/s
BandwidthAMD Radeon HD 7770 GHz Edition

amd
Brand2GB GDDR5
Memory1792
Cores176 GB/s
BandwidthAMD Radeon R9 380

AMD Radeon HD 7770 GHz Edition
Radeon HD 7770 GHz Edition
$159 • Feb 2012
Radeon R9 380
$199 • Jun 2015
AMD Radeon R9 380

Specs Comparison
Specification | AMD Radeon HD 7770 GHz Edition | AMD Radeon R9 380 |
---|---|---|
Memory Size | 1 GB | 2 GB |
Memory Type | GDDR5 | GDDR5 |
TDP | 80 W | 190 W |
Core Clock | N/A | N/A |
Boost Clock | N/A | N/A |
Memory Bandwidth | 72 GB/s | 176 GB/s |
Process Size | 28nm | 28nm |
Architecture | GCN 1.0 | GCN 3.0 |
Shading Units | 640 | 1792 |
RT Cores | N/A | N/A |
TMUs | 40 | 112 |
ROPs | 16 | 32 |
Memory Bus | 128-bit | 256-bit |
Memory Clock | 1125 MHz | 1375 MHz |
Pixel Rate | 16 GPixel/s | 31.04 GPixel/s |
Texture Rate | 72 GTexel/s | 176 GTexel/s |
FP32 Performance | 1 GFLOPS | 3.476 GFLOPS |
L2 Cache | 0.25 MB | 0.50 MB |
Die Size | 123 mm² | 366 mm² |
Transistors | 1500 Million | 5000 Million |
Required PSU | 250 W | 450 W |
Power Connectors | 1x 6-pin | 2x 6-pin |
Bus Interface | PCIe 3.0 x16 | PCIe 3.0 x16 |
DirectX | 11.1 | 12 |
Vulkan | N/A | N/A |
OpenGL | 4.6 | 4.6 |
Foundry | TSMC | TSMC |
Comparison in Synthetic Benchmarks


3DMark Time Spy
Synthetic DirectX 12 benchmark that measures GPU performance in gaming workloads
Graphics Score
AMD Radeon HD 7770 GHz Edition
AMD Radeon R9 380


Geekbench 6
Cross-platform benchmark that measures GPU compute performance using OpenCL and Metal APIs
OpenCL Score
AMD Radeon HD 7770 GHz Edition
AMD Radeon R9 380


GFXBench 5.0
Cross-platform 3D graphics benchmark suite that measures GPU performance across different APIs
Aztec Ruins High (FPS)
AMD Radeon HD 7770 GHz Edition
AMD Radeon R9 380


PassMark G2D
Comprehensive 2D graphics benchmark that measures GPU performance in various graphics operations
G2D Mark
AMD Radeon HD 7770 GHz Edition
AMD Radeon R9 380
Game Benchmarks Comparison
No game benchmarks available for this combination of GPUs yet.
We're working on collecting performance data for this combination of GPUs. Please check back later.
AMD Radeon R9 380 Wins!
Based on 4 synthetic benchmarks

AMD Radeon HD 7770 GHz Edition
AMD • 1GB GDDR5

AMD Radeon R9 380
AMD • 2GB GDDR5
Most Compared GPUs
Comments & Discussion
Share your thoughts and experiences