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Sapphire HD 7870 Dual-X OC

100354OCL
Graphics Processor
Pitcairn
Cores
1280
TMUs
80
ROPs
32
Memory Size
2 GB
Memory Type
GDDR5
Bus Width
256 bit

Graphics Processor

GPU Name
Pitcairn
GPU Variant
Pitcairn XT
(215-0828047)
Architecture
GCN 1.0
Foundry
TSMC
Process Size
28 nm
Transistors
2,800 million
Die Size
212 mm²

Graphics Card

Release Date
Mar 5th, 2012
Nov 2nd, 2012
Generation
Southern Islands
(HD 7800)
Production
End-of-life
Bus Interface
PCIe 3.0 x16

Clock Speeds

GPU Clock
1000 MHz
1050 MHz (+5%)
Memory Clock
1200 MHz
4800 MHz effective

Memory

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

Render Config

Shading Units
1280
TMUs
80
ROPs
32
Compute Units
20
L1 Cache
16 KB (per CU)
L2 Cache
512 KB

Theoretical Performance

Pixel Rate
32.00 GPixel/s
33.60 GPixel/s
Texture Rate
80.00 GTexel/s
84.00 GTexel/s
FP32 (float) performance
2.560 TFLOPS
2.688 TFLOPS
FP64 (double) performance
160.0 GFLOPS
168.0 GFLOPS (1:16)

Board Design

Slot Width
Dual-slot
Length
9.5 inches
8.86 inches
241 mm
225 mm
TDP
175 W
Outputs
1x DVI
1x HDMI
2x mini-DisplayPort

2x DVI
1x HDMI
1x DisplayPort
Power Connectors
2x 6-pin
Board Number
C401-47

Graphics Features

DirectX
12.0 (11_1)
OpenGL
4.6
OpenCL
1.2
Vulkan
1.1.101
Shader Model
5.1

Pitcairn GPU Notes

Architecture Codename: Southern Islands
CLRX Version: GCN 1.0
Graphics/Compute: GFX6 (gfx601)
Display Core Engine: 6.0
Unified Video Decoder: 4.0
Video Compression Engine: 1.0

Other retail boards based on this design (47)

Name GPU Clock Memory Clock Other Changes
ASUS HD 7870 DirectCU II 1010 MHz 1210 MHz 10.4 inches/264 mm
ASUS HD 7870 DirectCU II TOP 1100 MHz 1250 MHz 10.4 inches/264 mm
ASUS HD 7870 DirectCU II TOP V2 1100 MHz 1250 MHz 10.47 inches/266 mm, 2x DVI 1x HDMI 1x DisplayPort
ASUS HD 7870 DirectCU II V2 1000 MHz 1200 MHz 10.47 inches/266 mm, 2x DVI 1x HDMI 1x DisplayPort
Club 3D HD 7870 1000 MHz 1200 MHz
Club 3D HD 7870 13'Series 1000 MHz 1200 MHz 8.31 inches/211 mm, 2x DVI 1x HDMI 2x mini-DisplayPort
Club 3D HD 7870 Eyefinity 6 1000 MHz 1200 MHz 8.31 inches/211 mm, 6x mini-DisplayPort
Club 3D HD 7870 jokerCard 1000 MHz 1200 MHz 8.31 inches/211 mm, 2x DVI 1x HDMI 1x DisplayPort
Club 3D HD 7870 royalAce 1100 MHz 1200 MHz 10.55 inches/268 mm, 2x DVI 1x HDMI 2x mini-DisplayPort
Club 3D HD 7870 royalKing 1050 MHz 1200 MHz 8.31 inches/211 mm, 1x DVI 1x HDMI 1x DisplayPort
Club 3D HD 7870 royalQueen 1000 MHz 1200 MHz 8.31 inches/211 mm, 1x DVI 1x HDMI 1x DisplayPort
ColorFire HD 7870 XStorm 1050 MHz 1250 MHz 10.5 inches/267 mm, 2x DVI 1x HDMI 1x DisplayPort
Diamond HD 7870 1000 MHz 1200 MHz 9.8 inches/249 mm
Diamond HD 7870 Double Diamond Edition 1050 MHz 1250 MHz 9.8 inches/249 mm
Diamond HD 7870 V2 1000 MHz 1200 MHz 8.2 inches/208 mm, 2x DVI 1x HDMI 1x DisplayPort
GIGABYTE HD 7870 WindForce 3X 1000 MHz 1200 MHz 11.024 inches/280 mm
GIGABYTE HD 7870 WindForce 3X OC 1100 MHz 1200 MHz 11.02 inches/280 mm
HIS HD 7870 Fan 1000 MHz 1200 MHz 10.08 inches/256 mm
HIS HD 7870 IceQ 1000 MHz 1200 MHz 11.69 inches/297 mm
HIS HD 7870 IceQ Turbo 1100 MHz 1200 MHz 11.69 inches/297 mm
HIS HD 7870 IceQ X 1000 MHz 1200 MHz 10.04 inches/255 mm
HIS HD 7870 IceQ X Turbo 1100 MHz 1200 MHz 10.04 inches/255 mm
HIS HD 7870 IceQ X Turbo X 1100 MHz 1250 MHz 10.04 inches/255 mm
MSI HD 7870 Hawk 1100 MHz 1200 MHz 10.905 inches/277 mm
MSI HD 7870 OC 1050 MHz 1200 MHz 9.49 inches/241 mm
MSI HD 7870 Power Edition 1020 MHz 1200 MHz 10.433 inches/265 mm
MSI HD 7870 Twin Frozr III OC 1050 MHz 1200 MHz 10.63 inches/270 mm
PowerColor Devil HD 7870 1100 MHz 1250 MHz 10.83 inches/275 mm, 2x DVI 1x HDMI 2x mini-DisplayPort
PowerColor HD 7870 1000 MHz 1200 MHz
PowerColor HD 7870 Eyefinity 6 1000 MHz 1200 MHz 9.055 inches/230 mm, 6x mini-DisplayPort
PowerColor HD 7870 OC 1030 MHz 1200 MHz 8.86 inches/225 mm, 2x DVI 1x HDMI 2x mini-DisplayPort
PowerColor HD 7870 V2 1000 MHz 1200 MHz 8.86 inches/225 mm, 2x DVI 1x HDMI 2x mini-DisplayPort
PowerColor PCS+ HD 7870 1100 MHz 1225 MHz 2x DVI 1x HDMI 2x mini-DisplayPort
PowerColor PCS+ HD 7870 Vortex II 1150 MHz 1250 MHz 11.22 inches/285 mm, 2x DVI 1x HDMI 2x mini-DisplayPort
Sapphire HD 7870 Dual-X OC 1050 MHz 1200 MHz 8.86 inches/225 mm, 2x DVI 1x HDMI 1x DisplayPort
Sapphire HD 7870 FleX 1050 MHz 1250 MHz 10.236 inches/260 mm, 2x DVI 1x HDMI 1x DisplayPort
Sapphire HD 7870 OC 1050 MHz 1250 MHz 10.24 inches/260 mm
Sapphire HD 7870 Toxic 1100 MHz 1200 MHz 10.8 inches/274 mm, 2x DVI 1x HDMI 1x DisplayPort
VisionTek HD 7870 Eyefinity 6 1000 MHz 1200 MHz 9.055 inches/230 mm, 6x mini-DisplayPort
VisionTek HD 7870 GHz Edition 1000 MHz 1200 MHz
VTX3D HD 7870 Eyefinity 6 1000 MHz 1200 MHz 9.055 inches/230 mm, 6x mini-DisplayPort
VTX3D HD 7870 X-Edition 1100 MHz 1225 MHz 2x DVI 1x HDMI 2x mini-DisplayPort
XFX Double D HD 7870 1000 MHz 1200 MHz 2x DVI 1x HDMI 2x mini-DisplayPort
XFX Double D HD 7870 Black Edition 1050 MHz 1250 MHz 2x DVI 1x HDMI 2x mini-DisplayPort
XFX HD 7870 1000 MHz 1200 MHz 2x DVI 1x HDMI 2x mini-DisplayPort
XFX HD 7870 Black Edition 1050 MHz 1250 MHz 2x DVI 1x HDMI 2x mini-DisplayPort
Zalman HD 7870 VF3000 1000 MHz 1200 MHz 10.04 inches/255 mm