AMD · GCN 1 · 2012
Radeon HD 7770 GHz Edition (Cape Verde XT) — 1 GB
Radeon HD 7770 GHz Edition (Cape Verde XT) — 1 GB: 1 GB GDDR5, 80 W, 640 Stream processors. Launched February 2012 at $160.
- Memory
- 1 GB
- Power
- 80 W
- Bus width
- 128 bit
Memory1 GB
54 of 183 in Radeon HD
Power80 W
66 of 157 by higher draw in Radeon HD
Stream processors640
62 of 179 in Radeon HD
Launch price$160
46 of 75 in Radeon HD
Current market
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Specifications
Memory
- Capacity
- 1 GB
- Memory type
- GDDR5
- Bus width
- 128 bit
- Memory clock
- 1,125 MHz
- Bandwidth
- 72 GB/s
Compute
- Stream processors
- 640
- TMUs
- 40
- ROPs
- 16
- FP32
- 1,280 GFLOPS
- FP64
- 80 GFLOPS
- Pixel fill rate
- 16 GP/s
- Texture fill rate
- 40 GT/s
Board
- TDP
- 80 W
- Bus interface
- PCIe 3.0 ×16
- Form factor
- desktop
- Launch MSRP
- 160 USD
Physical
- Architecture
- GCN 1
- Process
- 28 nm
- Transistors
- 1.5 billion
- Die size
- 123 mm²
- Series
- Radeon HD
- Launch date
- February 2012
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 7770 GHz Edition (Cape Verde XT) ranks 38th of 121 for FP32 throughput and 54th of 183 for memory capacity. Its 80 W TDP is above the 75 W PCIe slot-power ceiling.
Source: Wikipedia, revision 1364362273 · catalog loaded 2026-08-16