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GIGABYTE R9 285 WindForce 2X OC

GV-R9285WF2OC-2GD
Graphics Processor
Tonga
Cores
1792
TMUs
112
ROPs
32
Memory Size
2 GB
Memory Type
GDDR5
Bus Width
256 bit

Graphics Processor

GPU Name
Tonga
GPU Variant
Tonga PRO
(215-0851128)
Architecture
GCN 3.0
Foundry
TSMC
Process Size
28 nm
Transistors
5,000 million
Die Size
366 mm²

Graphics Card

Release Date
Sep 2nd, 2014
Generation
Volcanic Islands
(R9 200)
Production
End-of-life
Bus Interface
PCIe 3.0 x16

Clock Speeds

GPU Clock
918 MHz
973 MHz (+6%)
Memory Clock
1375 MHz
5500 MHz effective

Memory

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

Render Config

Shading Units
1792
TMUs
112
ROPs
32
Compute Units
28
L1 Cache
16 KB (per CU)
L2 Cache
512 KB

Theoretical Performance

Pixel Rate
29.38 GPixel/s
31.14 GPixel/s
Texture Rate
102.8 GTexel/s
109.0 GTexel/s
FP16 (half) performance
3.290 TFLOPS
3.487 TFLOPS (1:1)
FP32 (float) performance
3.290 TFLOPS
3.487 TFLOPS
FP64 (double) performance
205.6 GFLOPS
218.0 GFLOPS (1:16)

Board Design

Slot Width
Dual-slot
Length
8.7 inches
221 mm
TDP
190 W
Outputs
2x DVI
1x HDMI
1x DisplayPort
Power Connectors
2x 6-pin
Board Number
C766

Graphics Features

DirectX
12.0 (12_0)
OpenGL
4.6
OpenCL
2.0
Vulkan
1.1.119
Shader Model
6.3

Tonga GPU Notes

Architecture Codename: Volcanic Islands
CLRX Version: GCN 1.2
Graphics/Compute: GFX8 (gfx802)
Display Core Engine: 10.0
Unified Video Decoder: 5.0
Video Compression Engine: 3.0

Other retail boards based on this design (14)

Name GPU Clock Memory Clock Other Changes
ASUS Strix R9 285 OC 954 MHz 1375 MHz 10.6 inches/269 mm
Club 3D R9 285 royalQueen 945 MHz 1375 MHz 8.86 inches/225 mm
GIGABYTE R9 285 WindForce 2X OC 973 MHz 1375 MHz
HIS R9 285 IceQ X2 OC 938 MHz 1375 MHz 10.63 inches/270 mm
HIS R9 285 Mini IceQ X2 OC 938 MHz 1375 MHz 8.27 inches/210 mm
MSI R9 285 Gaming OC 973 MHz 1375 MHz 10.34 inches/263 mm
PowerColor TurboDuo R9 285 OC 945 MHz 1375 MHz 8.16 inches/207 mm
Sapphire Dual-X R9 285 918 MHz 1375 MHz 10.4 inches/264 mm
Sapphire Dual-X R9 285 OC 965 MHz 1400 MHz 10.4 inches/264 mm
Sapphire R9 285 ITX Compact 918 MHz 1375 MHz 6.73 inches/171 mm, 1x DVI 1x HDMI 2x mini-DisplayPort
Sapphire R9 285 ITX Compact OC 928 MHz 1375 MHz 6.73 inches/171 mm, 1x DVI 1x HDMI 2x mini-DisplayPort
VTX3D R9 285 X-Edition 945 MHz 1375 MHz 8.16 inches/207 mm
XFX R9 285 Black Edition 975 MHz 1375 MHz
XFX R9 285 Double Dissipation 918 MHz 1375 MHz