AMD · GCN 1 · 2012

Radeon HD 7970 GHz Edition (Tahiti XT2)

Memory3 GB5 of 181 in Radeon HD
Power250 W5 of 156 by higher draw in Radeon HD
Shaders2,0481 of 178 in Radeon HD
Launch price$5005 of 63 in Radeon HD

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.

352 mm² die · 2,048 shadersDie area drawn to scale against the catalog maximum of 1,540 square millimeters. Each dot = 16 shaders.352 mm² die · 2,048 shadersEach dot = 16 shadersDashed frame = largest catalog die (1,540 mm²)

Specifications

Memory

Capacity
3 GB
Type
GDDR5
Bus width
384 bit
Memory clock
1,500 MHz
Bandwidth
288 GB/s

Compute

Shaders
2,048
TMUs
128
ROPs
32
FP32
4,096 GFLOPS
FP64
1,024 GFLOPS
Pixel fill rate
32 GP/s
Texture fill rate
128 GT/s

Board

TDP
250 W
Bus interface
PCIe 3.0 ×16
Form factor
desktop
Launch MSRP
500 USD

Physical

Architecture
GCN 1
Process
28 nm
Transistors
4.313 billion
Die size
352 mm²
Series
Radeon HD
Launch date
June 1, 2012

Not recorded by the source: generation, codename, sm count and base clock, or 2 further fields.

Catalog context

Within its series, the Radeon HD 7970 GHz Edition (Tahiti XT2) ranks 4th of 120 for FP32 throughput and 5th of 181 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