G
AMD Radeon HD 7870 GHz Edition
GPU
AMD
Mar 2012 Released
The AMD Radeon HD 7870 GHz Edition is a desktop-class GPU manufactured by AMD, built on AMD's officially announced 28 nm process technology, released in March 2012. This graphics card is equipped with 2GB GDDR5 memory, suitable for gaming and professional graphics applications.
Graphics Card
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Release Date
Mar 2012
Generation
Southern Islands
Type
Desktop
Bus Interface
PCIe 3.0 x16
Clock Speeds
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Memory Clock
1200 MHz
Memory
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Memory Size
2GB
Memory Type
GDDR5
Memory Bus
256bit
Bandwidth
153.6GB/s
Render Config
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Compute Units
20
Shading Units
1280
TMUs
80
ROPs
32
L1 Cache
16 KB (per CU)
L2 Cache
512 KB
Theoretical Performance
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Pixel Rate
32.00 GPixel/s
Texture Rate
80.00 GTexel/s
FP32 (float)
2.560 TFLOPS
FP64 (double)
160.0 GFLOPS
Graphics Processor
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GPU Name
Pitcairn
GPU Variant
Pitcairn XT(215-0828047)
Architecture
GCN 1.0
Foundry
TSMC
Process Size
28 nm
Transistors
2.8 billion
Die Size
212 mm²
Board Design
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TDP
175W
Suggested PSU
450 W
Outputs
1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
Power Connectors
2x 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