AMD Radeon HD 6970
Cayman
Graphics Processor
1536
Cores
96
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 6970 was a performance graphics card by AMD, launched in December 2010. Built on the 40 nm process, and based on the Cayman graphics processor, in its Cayman XT variant, the card supports DirectX 11.2. The Cayman graphics processor is a large chip with a die area of 389 mm² and 2,640 million transistors. It features 1536 shading units, 96 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 880 MHz, memory is running at 1375 MHz.
Being a dual-slot card, the AMD Radeon HD 6970 draws power from 1x 6-pin + 1x 8-pin power connectors, with power draw rated at 250 W maximum. Display outputs include: 2x DVI, 1x HDMI, 2x mini-DisplayPort. Radeon HD 6970 is connected to the rest of the system using a PCI-Express 2.0 x16 interface. The card measures 267 mm in length, and features a dual-slot cooling solution. Its price at launch was 369 US Dollars.
Being a dual-slot card, the AMD Radeon HD 6970 draws power from 1x 6-pin + 1x 8-pin power connectors, with power draw rated at 250 W maximum. Display outputs include: 2x DVI, 1x HDMI, 2x mini-DisplayPort. Radeon HD 6970 is connected to the rest of the system using a PCI-Express 2.0 x16 interface. The card measures 267 mm in length, and features a dual-slot cooling solution. Its price at launch was 369 US Dollars.
Graphics Processor
- GPU Name
- Cayman
- GPU Variant
-
Cayman XT
(215-0807007)
- Architecture
- TeraScale 3
- Process Size
- 40 nm
- Transistors
- 2,640 million
- Die Size
- 389 mm²
Graphics Card
- Release Date
- Dec 14th, 2010
- Generation
-
Northern Islands
(HD 6900)
- Production
- End-of-life
- Launch Price
- 369 USD
- Bus Interface
- PCIe 2.0 x16
Relative Performance
Based on TPU review data: "Performance Summary" at 1920x1080
Clock Speeds
- GPU Clock
- 880 MHz
- Memory Clock
-
1375 MHz
5500 MHz effective
Memory
- Memory Size
- 2048 MB
- Memory Type
- GDDR5
- Memory Bus
- 256 bit
- Bandwidth
- 176.0 GB/s
Render Config
- Shading Units
- 1536
- TMUs
- 96
- ROPs
- 32
- Compute Units
- 24
Theoretical Performance
- Pixel Rate
- 28.16 GPixel/s
- Texture Rate
- 84.48 GTexel/s
- FP32 (float) performance
- 2,703 GFLOPS
- FP64 (double) performance
- 675.8 GFLOPS (1:4)
Board Design
- Slot Width
- Dual-slot
- Length
- 10.5 inches
267 mm
- TDP
- 250 W
- Outputs
- 2x DVI
1x HDMI
2x mini-DisplayPort
- Power Connectors
- 1x 6-pin + 1x 8-pin
Graphics Features
- DirectX
- 11.2 (11_0)
- OpenGL
- 4.4
- OpenCL
- 1.2
- Vulkan
- N/A
- Shader Model
- 5.0
Cayman GPU Notes
| Graphics/Compute: GFX5 Display Core Engine: 5.0 Unified Video Decoder: 3.1 |
Retail boards based on this design (18)
| Name | GPU Clock | Memory Clock | Other Changes |
|---|---|---|---|
ASUS HD 6970 DirectCU II
|
890 MHz | 1375 MHz | 11.7 inches/297 mm, Triple-slot, 2x DVI 4x DisplayPort |
ASUS HD 6970 OC
|
890 MHz | 1375 MHz | 11 inches/279 mm |
GIGABYTE HD 6970 OC
|
900 MHz | 1375 MHz | 11.417 inches/290 mm, 2x DVI 1x HDMI 1x DisplayPort |
GIGABYTE HD 6970 OC2
|
920 MHz | 1450 MHz | 11.417 inches/290 mm, 2x DVI 1x HDMI 1x DisplayPort |
HIS HD 6970 Fan Turbo
|
900 MHz | 1400 MHz | 11.26 inches/286 mm |
HIS HD 6970 IceQ Mix
|
880 MHz | 1375 MHz | 11.61 inches/295 mm |
HIS HD 6970 IceQ Turbo
|
900 MHz | 1400 MHz | 11.61 inches/295 mm |
MSI HD 6970 Lightning
|
940 MHz | 1375 MHz | 12.2 inches/310 mm |
PowerColor HD 6970 Devil 13
|
960 MHz | 1425 MHz | 11.5 inches/292 mm |
PowerColor HD 6970 LCS
|
925 MHz | 1425 MHz | 10.827 inches/275 mm |
PowerColor HD 6970 PCS+
|
940 MHz | 1425 MHz | 10.827 inches/275 mm |
Sapphire HD 6970 Battlefield Vietnam
|
880 MHz | 1375 MHz | 10.63 inches/270 mm |
Sapphire HD 6970 Dual Fan
|
880 MHz | 1375 MHz | 9.8 inches/249 mm |
Sapphire HD 6970 Dual-X
|
880 MHz | 1375 MHz | 10.55 inches/268 mm |
Sapphire HD 6970 FleX
|
880 MHz | 1375 MHz | 10.63 inches/270 mm |
Sapphire HD 6970 FleX BF3 Edition
|
930 MHz | 1375 MHz | 10.63 inches/270 mm |
VTX3D HD 6970 X-Edition
|
940 MHz | 1425 MHz | |
XFX HD 6970
|
880 MHz | 1375 MHz | 11.3 inches/287 mm |