AMD · GCN 1 · 2012

Radeon HD 7770 GHz Edition (Cape Verde XT)

Memory2 GB11 of 181 in Radeon HD
Power80 W65 of 156 by higher draw in Radeon HD
Shaders64061 of 178 in Radeon HD
Launch price$16039 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.

123 mm² die · 640 shadersDie area drawn to scale against the catalog maximum of 1,540 square millimeters. Each dot = 8 shaders.123 mm² die · 640 shadersEach dot = 8 shadersDashed frame = largest catalog die (1,540 mm²)

Specifications

Memory

Capacity
2 GB
Type
GDDR5
Bus width
128 bit
Memory clock
1,125 MHz
Bandwidth
72 GB/s

Compute

Shaders
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 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 7770 GHz Edition (Cape Verde XT) ranks 37th of 120 for FP32 throughput and 11th of 181 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