AMD Radeon HD 7770M
The AMD Radeon HD 7770M is a graphics card released on April 1, 2012, built on the GCN architecture using a 28 nm process. It has 64.0 GB/s of memory bandwidth, a boost clock of 675 MHz and a 32 W board power rating.
Depth: 10 recorded fields
Specification data last verified October 1, 2026 against Wikipedia and Wikipedia GPU list tables (wikigrid-2026-09). Coverage: 6 of 10 tracked specifications recorded.
Graphics processor
The AMD Radeon HD 7770M is based on the GCN architecture, uses the Chelsea XT graphics processor and is manufactured on a 28 nm process.
Clock speeds
The AMD Radeon HD 7770M runs at a base clock of 675 MHz.
Memory
The AMD Radeon HD 7770M uses a 128-bit memory bus and delivers 64.0 GB/s of memory bandwidth.
Board and power
The AMD Radeon HD 7770M has a board power rating of 32 W.
Market
The AMD Radeon HD 7770M was released on April 1, 2012.
Frequently asked questions
How much power does the AMD Radeon HD 7770M use and what power supply does it need?
The AMD Radeon HD 7770M has a board power rating of 32 W.
When was the AMD Radeon HD 7770M released?
The AMD Radeon HD 7770M was released on April 1, 2012.
Corrections to this record
After an audit, 1 empty field was filled from sources. Each change is listed with its old value, new value, rule and sources.
1 filled value
- Architecture: GCN (was Not recorded). Rule: Architecture from chip codename. chip Chelsea -> GCN 1. Sources: Wikipedia: List of AMD graphics processing units (revision 1376670003).
The audit log is public: all changes for this GPU, the corrections overview and the method.