AMD · GCN 1 · 2011
Radeon HD 7970 (Tahiti XT) — 3 GB
Radeon HD 7970 (Tahiti XT) — 3 GB: 3 GB GDDR5, 250 W, 2,048 Stream processors. Launched December 2011 at $550.
- Memory
- 3 GB
- Power
- 250 W
- Bus width
- 384 bit
Memory3 GB
5 of 183 in Radeon HD
Power250 W
5 of 157 by higher draw in Radeon HD
Stream processors2,048
1 of 179 in Radeon HD
Launch price$550
4 of 75 in Radeon HD
Current market
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Specifications
Memory
- Capacity
- 3 GB
- Memory type
- GDDR5
- Bus width
- 384 bit
- Memory clock
- 1,375 MHz
- Bandwidth
- 264 GB/s
Compute
- Stream processors
- 2,048
- TMUs
- 128
- ROPs
- 32
- FP32
- 3,788.8 GFLOPS
- FP64
- 947.2 GFLOPS
- Pixel fill rate
- 29.6 GP/s
- Texture fill rate
- 118.4 GT/s
Board
- TDP
- 250 W
- Bus interface
- PCIe 3.0 ×16
- Form factor
- desktop
- Launch MSRP
- 550 USD
Physical
- Architecture
- GCN 1
- Process
- 28 nm
- Transistors
- 4.313 billion
- Die size
- 352 mm²
- Series
- Radeon HD
- Launch date
- December 2011
Not recorded by the source: generation, codename, sm count and base clock, or 2 further fields.
Die figure
Silicon, made visible
Die area is drawn against the largest recorded die in the catalog. Shader dots use a labeled, card-specific ratio so both early and modern GPUs remain legible.
Catalog context
Within its series, the Radeon HD 7970 (Tahiti XT) ranks 5th of 121 for FP32 throughput and 5th of 183 for memory capacity. Its 250 W TDP is above the 75 W PCIe slot-power ceiling.
Source: Wikipedia, revision 1364362273 · catalog loaded 2026-08-16