AMD Pitcairn Graphics Processing Unit (GPU)

Specs based on AMD Radeon Sky 500
Overview
Manufacturer
AMD
Release Date
March 26th, 2013
Graphics Processing Unit
Architecture
GCN 1.0
Fabrication Process
28 nm
Die Size
212 mm2
Transistors Count
2.8B
Transistors Density
13.2M TRAN/mm2
Stream Processors
1280
Compute Units
80
Shader Engines
20
TMUs
80
ROPs
32
Clocks
Base Clock
950 MHz
Memory Configuration
Memory Size
4096 MB
Memory Type
GDDR5
Memory Bus Width
256-bit
Memory Bandwidth
153.6 GB/s
Performance
Pixel Fillrate
30.4 GPixels/s
Texture Fillrate
76 GTexel/s
SPFP Performance
2.4 TFLOPS
Performance per W
16.2 GFLOPS/W
Performance per mm2
11.5 GFLOPS/mm2
Physical
Interface
PCI-Express 3.0 x16
Typical Thermal Design Power
150 W
API Support
DirectX
11.2
Vulkan
-
OpenGL
4.4
OpenCL
1.2




 ModelGPU ModelUnified CoresBoost ClockMemory ClockMemory Config.
 AMD Radeon Sky 500 Pitcairn XT
 
1280
 -
 
5 Gbps
 
4 GB GD5 256b
 AMD Radeon HD 7870 GHz Edition Pitcairn XT
 
1280
 -
 
5 Gbps
 
2 GB GD5 256b
 AMD Radeon R9 270X Curacao XT
 
1280
 
1050 MHz
 
6 Gbps
 
2 GB GD5 256b
 AMD Radeon R9 370X Trinidad XT
 
1280
 
1050 MHz
 
6 Gbps
 
2 GB GD5 256b
 AMD Radeon HD 8870 Pitcairn XT
 
1280
 -
 
5 Gbps
 
2 GB GD5 256b
 AMD Radeon HD 8860 Pitcairn XT
 
1280
 -
 
6 Gbps
 
2 GB GD5 256b
 AMD Radeon R9 270 Curacao PRO
 
1280
 
925 MHz
 
6 Gbps
 
2 GB GD5 256b
 AMD Radeon R9 370 Trinidad PRO
 
1024
 -
 
6 Gbps
 
2 GB GD5 256b
 AMD Radeon R7 370 Trinidad PRO
 
1024
 
975 MHz
 
6 Gbps
 
2 GB GD5 256b
 AMD Radeon R7 265 Pitcairn PRO
 
1024
 
925 MHz
 
6 Gbps
 
2 GB GD5 256b
 AMD Radeon HD 7850 Pitcairn LE
 
1024
 -
 
5 Gbps
 
2 GB GD5 256b