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Spec Radeon R9 285 AMD
Overview
Product name AMD Radeon R9 285
Architecture GCN 3.0
Generation / family Radeon R Series
Launch date 2014-09-02
Market segment Gaming
Board type / entry type Reference GPU
GPU
Process node TSMC 28 nm
Die size 366 mm²
Transistor count 5 billion
GPU chip Tonga
Stream Processors 1792
ROPs 32
TMUs 112
Clocks
Base / Core clock 918 MHz
Boost clock 918 MHz
Memory clock 1,375 MHz
Memory
Memory size 2 GB
Memory type GDDR5
Memory bus width 256-bit
Memory bandwidth 176 GB/s
Bus / Interface
Bus interface PCIe 3.0 x16
AGP / PCI / PCIe distinction PCIe
Power
TDP / TBP / board power 190 W
Recommended PSU 450 W
Slot width Dual-slot
Display / Media
Display outputs 2x DVI, 1x HDMI 1.4a, 1x DisplayPort 1.2
Features
DirectX support DirectX 12.0
OpenGL support OpenGL 4.6
Vulkan support Vulkan 1.2
Shader Model 6.5
Performance / Benchmarks
FP32 throughput 3.29 TFLOPS
FP16 throughput 3.29 TFLOPS

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