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AMD Radeon HD 7970 GHz Edition
Graphics Processor
Tahiti
Cores
2048
TMUs
128
ROPs
32
Memory Size
3 GB
Memory Type
GDDR5
Bus Width
384 bit
GPU
I/O
Top
Cooler
PCB Front
PCB Back
Recommended Gaming Resolutions:
1920x1080
2560x1440
3840x2160
The Radeon HD 7970 GHz Edition was a high-end graphics card by AMD, launched on June 22nd, 2012. Built on the 28 nm process, and based on the Tahiti graphics processor, in its Tahiti XT2 variant, the card supports DirectX 12. Even though it supports DirectX 12, the feature level is only 11_1, which can be problematic with newer DirectX 12 titles. The Tahiti graphics processor is a large chip with a die area of 352 mm² and 4,313 million transistors. It features 2048 shading units, 128 texture mapping units, and 32 ROPs. AMD has paired 3,072 MB GDDR5 memory with the Radeon HD 7970 GHz Edition, which are connected using a 384-bit memory interface. The GPU is operating at a frequency of 1000 MHz, which can be boosted up to 1050 MHz, memory is running at 1500 MHz (6 Gbps effective). Being a dual-slot card, the AMD Radeon HD 7970 GHz Edition draws power from 1x 6-pin + 1x 8-pin power connector, with power draw rated at 300 W maximum. Display outputs include: 1x DVI, 1x HDMI 1.4a, 2x mini-DisplayPort 1.2. Radeon HD 7970 GHz Edition is connected to the rest of the system using a PCI-Express 3.0 x16 interface. The card's dimensions are 275 mm x 111 mm x 38 mm, and it features a dual-slot cooling solution. Its price at launch was 499 US Dollars.
Graphics Processor
GPU Name
Tahiti
GPU Variant
Tahiti XT2
(215-0821065)
Architecture
GCN 1.0
Foundry
TSMC
Process Size
28 nm
Transistors
4,313 million
Density
12.3M / mm²
Die Size
352 mm²
Clock Speeds
Base Clock
1000 MHz
Boost Clock
1050 MHz
Memory Clock
1500 MHz
6 Gbps effective
Memory
Memory Size
3 GB
Memory Type
GDDR5
Memory Bus
384 bit
Bandwidth
288.0 GB/s
Render Config
Shading Units
2048
TMUs
128
ROPs
32
Compute Units
32
L1 Cache
16 KB (per CU)
L2 Cache
768 KB
Theoretical Performance
Pixel Rate
33.60 GPixel/s
Texture Rate
134.4 GTexel/s
FP32 (float)
4.301 TFLOPS
FP64 (double)
1,075 GFLOPS (1:4)
Board Design
Slot Width
Dual-slot
Length
275 mm
10.8 inches
Width
111 mm
4.4 inches
Height
38 mm
1.5 inches
TDP
300 W
Suggested PSU
700 W
Outputs
1x DVI 1x HDMI 1.4a 2x mini-DisplayPort 1.2
Power Connectors
1x 6-pin + 1x 8-pin
Board Number
109-C38637-00
Graphics Features
DirectX
12 (11_1)
OpenGL
4.6
OpenCL
2.1 (1.2)
Vulkan
1.2.170
Shader Model
6.5 (5.1)
Tahiti GPU Notes
Generation: Southern Islands
Desktop Variant: New Zealand / Malta
Graphics/Compute: GFX6 (gfx600)
Display Core Engine: 6.0
Unified Video Decoder: 3.2
Video Compression Engine: 1.0
CLRX: GCN 1.0
Exact Transistor Count: 4,312,711,873
Latest Drivers:
Windows XP / 8:
Catalyst Software Suite 14.4
Windows Vista :
Catalyst Software Suite 13.12
Windows 7:
32-bit: Radeon Software: Adrenalin Edition 18.9.3
64-bit: AMD Software: Adrenalin Edition 22.6.1
Windows 8.1:
32-bit: Radeon Software: Crimson ReLive Edition 16.12.2 / 17.1.2
64-bit: Radeon Software: Crimson ReLive Edition 17.4.4 / 17.7.1
Windows 10:
32-bit: Radeon Software: Adrenalin Edition 18.9.3
64-bit: AMD Software: Adrenalin Edition 22.6.1
Retail boards
based on this design (17)
Name
GPU Clock
Boost Clock Memory Clock
Other Changes
1000 MHz
1050 MHz 1500 MHz
2x DVI 1x HDMI 1x DisplayPort
1000 MHz
1050 MHz 1500 MHz
279 mm/11 inches, Triple-slot, 2x DVI 4x DisplayPort
1050 MHz
1100 MHz 1650 MHz
279 mm/11 inches, Triple-slot, 2x DVI 4x DisplayPort
1050 MHz
1100 MHz 1500 MHz
268 mm/10.6 inches, 2x DVI 1x HDMI 2x mini-DisplayPort
1050 MHz
1100 MHz 1500 MHz
268 mm/10.6 inches
1000 MHz
1050 MHz 1500 MHz
2x DVI 1x HDMI 1x DisplayPort
1050 MHz
1100 MHz 1500 MHz
285 mm/11.2 inches
1000 MHz
1050 MHz 1500 MHz
311 mm/12.2 inches
1000 MHz
1050 MHz 1500 MHz
311 mm/12.2 inches, 1x DVI 1x HDMI 4x mini-DisplayPort
1150 MHz
1180 MHz 1500 MHz
311 mm/12.2 inches, 1x DVI 1x HDMI 4x mini-DisplayPort
1070 MHz
1150 MHz 1500 MHz
305 mm/12 inches, 2x DVI 4x mini-DisplayPort
1020 MHz
1100 MHz 1500 MHz
305 mm/12 inches, 2x DVI 4x mini-DisplayPort
1100 MHz
1200 MHz 1600 MHz
6 GB, 2x DVI 1x HDMI 2x mini-DisplayPort
1000 MHz
1050 MHz 1500 MHz
2x DVI 1x HDMI 1x DisplayPort
1050 MHz
1100 MHz 1500 MHz
6 GB, 2x DVI 1x HDMI 2x mini-DisplayPort
1000 MHz
1050 MHz 1500 MHz
268 mm/10.6 inches
1000 MHz
1050 MHz 1500 MHz
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