AMD · 2009
Radeon HD 4770
Radeon HD 4770: 512 MB GDDR5, 80 W, 640 Stream processors. Launched April 28, 2009 at $109.
- Memory
- 512 MB
- Power
- 80 W
- Bus width
- 128 bit
Memory512 MB
130 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$109
61 of 75 in Radeon HD
Current market
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Specifications
Memory
- Capacity
- 512 MB
- Memory type
- GDDR5
- Bus width
- 128 bit
- Memory clock
- 800 MHz
- Bandwidth
- 51.2 GB/s
Compute
- Stream processors
- 640
- TMUs
- 32
- ROPs
- 16
- FP32
- 960 GFLOPS
- FP64
- 192 GFLOPS
- Pixel fill rate
- 12 GP/s
- Texture fill rate
- 24 GT/s
Clocks
- Base clock
- 750 MHz
Board
- TDP
- 80 W
- Bus interface
- PCIe 2.0 ×16
- Form factor
- desktop
- Launch MSRP
- 109 USD
Physical
- Codename
- RV740
- Process
- 40 nm
- Transistors
- 826 million
- Die size
- 137 mm²
- Series
- Radeon HD
- Launch date
- April 28, 2009
Not recorded by the source: generation, architecture, sm count and boost clock, or 1 further field.
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 4770 ranks 51st of 121 for FP32 throughput and 130th 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