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Spec Radeon HD 7970 AMD
Overview
Product name AMD Radeon HD 7970
Architecture GCN 1.0
Generation / family Radeon HD 7000 Series
Launch date 2012-01-09
Market segment Gaming
Board type / entry type Reference GPU
GPU
Process node TSMC 28 nm
Die size 352 mm²
Transistor count 4.31 billion
GPU chip Tahiti
Stream Processors 2048
ROPs 32
TMUs 128
Clocks
Base / Core clock 925 MHz
Boost clock 925 MHz
Memory clock 1,375 MHz
Memory
Memory size 3 GB
Memory type GDDR5
Memory bus width 384-bit
Memory bandwidth 264 GB/s
Bus / Interface
Bus interface PCIe 3.0 x16
AGP / PCI / PCIe distinction PCIe
Power
TDP / TBP / board power 250 W
Recommended PSU 600 W
Slot width Dual-slot
Display / Media
Display outputs 1x DVI, 1x HDMI 1.4a, 2x mini-DisplayPort 1.2
Features
DirectX support DirectX 11.1
OpenGL support OpenGL 4.6
Vulkan support Vulkan 1.2
Shader Model 5.1
Performance / Benchmarks
FP32 throughput 3.79 TFLOPS

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