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AMD Radeon R9 255 OEM
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AMD Radeon R9 255 OEM
This is a GPU manufactured with TSMC 28nm process, based on AMD GCN 1.0 architecture and released on Dec 2013. It features 1.5 billion transistors, 8 Rendering cores and 2GB GDDR5 memory, with 256KB L2 cache, theoretical performance of 952.3GFLOPS, with total power consumption of 65W.
Graphics Card
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Release Date
Dec 2013
Generation
Volcanic Islands
Type
Desktop
Bus Interface
PCIe 3.0 x16
Clock Speeds
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Base Clock
900 MHz
Boost Clock
930 MHz
Memory Clock
1150 MHz
Memory
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Memory Size
2GB
Memory Type
GDDR5
Memory Bus
128bit
Bandwidth
73.60GB/s
Render Config
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Compute Units
8
Shading Units
512
TMUs
32
ROPs
16
L1 Cache
16 KB (per CU)
L2 Cache
256 KB
Theoretical Performance
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Pixel Rate
14.88 GPixel/s
Texture Rate
29.76 GTexel/s
FP32 (float)
952.3 GFLOPS
FP64 (double)
59.52 GFLOPS
Graphics Processor
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GPU Name
Cape Verde
GPU Variant
Cape Verde PRX
Architecture
GCN 1.0
Foundry
TSMC
Process Size
28 nm
Transistors
1.5 billion
Die Size
123 mm²
Board Design
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TDP
65W
Suggested PSU
250 W
Outputs
No outputs
Power Connectors
1x 6-pin
Graphics Features
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DirectX
12 (11_1)
OpenGL
4.6
OpenCL
1.2
Vulkan
1.2
Shader Model
5.1
Rankings
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FP32 (float)
