AMD Radeon HD 7870 GHz Edition
Pitcairn
Graphics Processor
1280
Cores
80
TMUs
32
ROPs
2048 MB
Memory Size
GDDR5
Memory Type
256 bit
Bus Width
Recommended Resolutions:
- 640x480
- 1280x720
- 1366x768
- 1600x900
- 1920x1080
- 2560x1440
- 3840x2160
The Radeon HD 7870 GHz Edition was a performance graphics card by AMD, launched in March 2012. Built on the 28 nm process, and based on the Pitcairn graphics processor, in its Pitcairn XT variant, the card supports DirectX 12.0. The Pitcairn graphics processor is an average sized chip with a die area of 212 mm² and 2,800 million transistors. It features 1280 shading units, 80 texture mapping units and 32 ROPs. AMD has placed 2,048 MB GDDR5 memory on the card, which are connected using a 256-bit memory interface. The GPU is operating at a frequency of 1000 MHz, memory is running at 1200 MHz.
Being a dual-slot card, the AMD Radeon HD 7870 GHz Edition draws power from 2x 6-pin power connectors, with power draw rated at 175 W maximum. Display outputs include: 1x DVI, 1x HDMI, 2x mini-DisplayPort. Radeon HD 7870 GHz Edition is connected to the rest of the system using a PCI-Express 3.0 x16 interface. The card measures 241 mm in length, and features a dual-slot cooling solution. Its price at launch was 349 US Dollars.
Being a dual-slot card, the AMD Radeon HD 7870 GHz Edition draws power from 2x 6-pin power connectors, with power draw rated at 175 W maximum. Display outputs include: 1x DVI, 1x HDMI, 2x mini-DisplayPort. Radeon HD 7870 GHz Edition is connected to the rest of the system using a PCI-Express 3.0 x16 interface. The card measures 241 mm in length, and features a dual-slot cooling solution. Its price at launch was 349 US Dollars.
Graphics Processor
- GPU Name
- Pitcairn
- GPU Variant
-
Pitcairn XT
(215-0828047)
- Architecture
- GCN 1.0
- Process Size
- 28 nm
- Transistors
- 2,800 million
- Die Size
- 212 mm²
Graphics Card
- Release Date
- Mar 5th, 2012
- Generation
- Southern Islands HD 7800
- Production Status
- End-of-life
- Launch Price
- 349 USD
- Bus Interface
- PCIe 3.0 x16
Relative Performance
Based on TPU review data: "Performance Summary" at 1920x1080
Clock Speeds
- GPU Clock
- 1000 MHz
- Memory Clock
-
1200 MHz
4800 MHz effective
Memory
- Memory Size
- 2048 MB
- Memory Type
- GDDR5
- Memory Bus
- 256 bit
- Bandwidth
- 153.6 GB/s
Render Config
- Shading Units
- 1280
- TMUs
- 80
- ROPs
- 32
- Compute Units
- 20
Theoretical Performance
- Pixel Rate
- 32.00 GPixel/s
- Texture Rate
- 80.00 GTexel/s
- FP32 (float) performance
- 2,560 GFLOPS
- FP64 (double) performance
- 160.0 GFLOPS (1:16)
Board Design
- Slot Width
- Dual-slot
- Length
- 9.5 inches
241 mm
- TDP
- 175 W
- Outputs
- 1x DVI
1x HDMI
2x mini-DisplayPort
- Power Connectors
- 2x 6-pin
- Board Number
- C401
Graphics Features
- DirectX
- 12.0 (11_1)
- OpenGL
- 4.5
- OpenCL
- 1.2
- Vulkan
- 1.1.77
- Shader Model
- 5.1
Card Notes
| 128 Z/Stencil ROP Units |
Pitcairn GPU Notes
| Graphics/Compute: GFX6 (gfx601) Display Core Engine: 6.0 Unified Video Decoder: 4.0 Video Compression Engine: 1.0 |
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 |