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Sapphire Dual-X R9 270 1024SP OC

  • 11220-11
Graphics Processor
Pitcairn
Cores
1024
TMUs
64
ROPs
32
Memory Size
2 GB
Memory Type
GDDR5
Bus Width
256 bit
Front GPU Chip
GPU Chip
GPU

Graphics Processor

GPU Name
Pitcairn
GPU Variant
Pitcairn PRO
(215-0828062)
Architecture
GCN 1.0
Foundry
TSMC
Process Size
28 nm
Transistors
2,800 million
Density
13.2M / mm²
Die Size
212 mm²
Chip Package
FCBGA-1737

Graphics Card

Release Date
Mar 13th, 2015
Generation
Volcanic Islands
(R9 200)
Predecessor
Sea Islands
Successor
Pirate Islands
Production
End-of-life
Bus Interface
PCIe 3.0 x16

Clock Speeds

Base Clock
900 MHz
Boost Clock
925 MHz
930 MHz (+1%)
Memory Clock
1200 MHz
4.8 Gbps effective

Memory

Memory Size
2 GB
Memory Type
GDDR5
Memory Bus
256 bit
Bandwidth
153.6 GB/s

Render Config

Shading Units
1024
TMUs
64
ROPs
32
Compute Units
16
L1 Cache
16 KB (per CU)
L2 Cache
512 KB

Theoretical Performance

Pixel Rate
29.60 GPixel/s
29.76 GPixel/s
Texture Rate
59.20 GTexel/s
59.52 GTexel/s
FP32 (float)
1.894 TFLOPS
1.905 TFLOPS
FP64 (double)
118.4 GFLOPS
119.0 GFLOPS (1:16)

Board Design

Slot Width
Dual-slot
TDP
150 W
Suggested PSU
450 W
Outputs
2x DVI
1x HDMI 1.4a
1x DisplayPort 1.2
Power Connectors
1x 6-pin
Board Number
C403,
C630

Graphics Features

DirectX
12 (11_1)
OpenGL
4.6
OpenCL
2.1 (1.2)
Vulkan
1.2.170
Shader Model
6.5 (5.1)

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

Other retail boards based on this design (1)

Name GPU Clock Boost Clock Memory Clock Other Changes
Sapphire Dual-X R9 270 1024SP OC
900 MHz 930 MHz 1200 MHz
May 6th, 2024 06:28 EDT change timezone

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