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AMD Radeon R9 390
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AMD Radeon R9 390 X2
AMD Radeon R9 390
This is a GPU manufactured with TSMC 28nm process, based on AMD GCN 2.0 architecture and released on Jun 2015. It features 6.2 billion transistors, 40 Rendering cores and 8GB GDDR5 memory, with 1024KB L2 cache, theoretical performance of 5.120TFLOPS, with total power consumption of 275W.
Graphics Card
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Release Date
Jun 2015
Generation
Pirate Islands
Type
Desktop
Bus Interface
PCIe 3.0 x16
Clock Speeds
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Memory Clock
1500 MHz
Memory
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Memory Size
8GB
Memory Type
GDDR5
Memory Bus
512bit
Bandwidth
384.0GB/s
Render Config
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Compute Units
40
Shading Units
2560
TMUs
160
ROPs
64
L1 Cache
16 KB (per CU)
L2 Cache
1024 KB
Theoretical Performance
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Pixel Rate
64.00 GPixel/s
Texture Rate
160.0 GTexel/s
FP32 (float)
5.120 TFLOPS
FP64 (double)
640.0 GFLOPS
Graphics Processor
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GPU Name
Grenada
GPU Variant
Grenada PRO
(215-0880030)
(215-0880030)
Architecture
GCN 2.0
Foundry
TSMC
Process Size
28 nm
Transistors
6.2 billion
Die Size
438 mm²
Board Design
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TDP
275W
Suggested PSU
600 W
Outputs
2x DVI
1x HDMI 1.4a
1x DisplayPort 1.2
1x HDMI 1.4a
1x DisplayPort 1.2
Power Connectors
1x 6-pin + 1x 8-pin
Graphics Features
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DirectX
12 (12_0)
OpenGL
4.6
OpenCL
2.0
Vulkan
1.2
Shader Model
6.3
Rankings
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FP32 (float)
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