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AMD Pitcairn

Default
Pitcairn
Pitcairn PRO
Pitcairn PRO
Pitcairn XT
Pitcairn XT
Block Diagram
Block Diagram
CU Diagram
CU Diagram
LDS Diagram
LDS Diagram
AMD's Pitcairn GPU uses the GCN 1.0 architecture and is made using a 28 nm production process at TSMC. With a die size of 212 mm² and a transistor count of 2,800 million it is a medium-sized chip. Pitcairn supports DirectX 12 (Feature Level 11_1). For GPU compute applications, OpenCL version 2.1 (1.2) can be used. It features 1280 shading units, 80 texture mapping units and 32 ROPs.
Further reading: GCN 1.0 Architecture Whitepaper , Southern Islands Instruction Set Architecture

Graphics Processor

Released
Mar 5th, 2012
GPU Name
Pitcairn
Desktop Variant
Curacao / Trinidad
Mobile Variant
Wimbledon/Neptune
Generation
Southern Islands
Architecture
GCN 1.0
Foundry
TSMC
Process Size
28 nm
Transistors
2,800 million
Density
13.2M / mm²
Die Size
212 mm²
Package
FCBGA-1737

Graphics Features

DirectX
12 (11_1)
OpenGL
4.6
OpenCL
2.1 (1.2)
Vulkan
1.2.170
Shader Model
6.5 (5.1)
WDDM
2.7
Compute
GFX6 (gfx601)
DCE
6.0
UVD
4.0
VCE
1.0
CLRX
GCN 1.0.0

Render Config

Shading Units
1280
TMUs
80
ROPs
32
Compute Units
20
Z-Stencil
128
ACEs
2
GEs
2
L1 Cache
16 KB per CU
L2 Cache
512 KB
Max. TDP
175 W

All GCN 1.0 GPUs

AMD GPU Architecture History

Graphics cards using the AMD Pitcairn GPU

Name Chip Memory Shaders TMUs ROPs GPU Clock Memory Clock
AMD Radeon HD 7870 GHz Edition
Pitcairn XT 2 GB 1280 80 32 1000 MHz 1200 MHz
AMD FirePro W7000
Pitcairn XT GL 4 GB 1280 80 32 950 MHz 1200 MHz
AMD FirePro W5000
Pitcairn LE GL 2 GB 768 48 32 825 MHz 800 MHz
AMD FirePro S7000
Pitcairn XT GL 4 GB 1280 80 32 950 MHz 1200 MHz
AMD Radeon HD 7850
Pitcairn PRO 2 GB 1024 64 32 860 MHz 1200 MHz
AMD FirePro W4000
Pitcairn LE GL 2 GB 768 48 32 825 MHz 800 MHz
AMD FirePro W5000 DVI
Pitcairn LE GL 2 GB 768 48 32 825 MHz 800 MHz
AMD FirePro R5000
Pitcairn LE GL 2 GB 768 48 32 825 MHz 800 MHz
AMD Radeon Sky 500
Pitcairn XT GL 4 GB 1280 80 32 950 MHz 1200 MHz
AMD Radeon HD 8870 OEM
Pitcairn XT 2 GB 1280 80 32 1000 MHz 1200 MHz
AMD FirePro D300
Pitcairn XT GL 2 GB 1280 80 32 850 MHz 1270 MHz
AMD Radeon R7 265
Pitcairn PRO 2 GB 1024 64 32 900 MHz 1400 MHz
AMD Radeon R9 270 1024SP
Pitcairn PRO 2 GB 1024 64 32 900 MHz 1200 MHz
AMD Radeon R9 M390 Mac Edition
Pitcairn PRO 2 GB 1024 64 32 958 MHz 1365 MHz
AMD Radeon R9 M290X Mac Edition
Pitcairn PRO 2 GB 1024 64 32 850 MHz 1365 MHz

Pitcairn GPU Notes

Generation: Southern Islands
Desktop Variant: Curacao / Trinidad
Mobile Variant: Wimbledon / Neptune
Graphics/Compute: GFX6 (gfx601)
Display Core Engine: 6.0
Unified Video Decoder: 4.0
Video Compression Engine: 1.0
CLRX: GCN 1.0

Latest Drivers:
Windows XP / 8:
Catalyst Software Suite 14.4

Windows Vista :
Catalyst Software Suite 13.12

Windows 7:
32-bit: Radeon Software: Adrenalin Edition 18.9.3
64-bit: AMD Software: Adrenalin Edition 22.6.1

Windows 8.1:
32-bit: Radeon Software: Crimson ReLive Edition 16.12.2 / 17.1.2
64-bit: Radeon Software: Crimson ReLive Edition 17.4.4 / 17.7.1

Windows 10:
32-bit: Radeon Software: Adrenalin Edition 18.9.3
64-bit: AMD Software: Adrenalin Edition 22.6.1
Nov 15th, 2024 20:21 EST change timezone

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