AMD Opal
Opal
Block Diagram
CU Diagram
LDS Diagram
AMD's Opal GPU uses the GCN 1.0 architecture and is made using a 28 nm production process at TSMC. With a die size of 77 mm² and a transistor count of 1,040 million it is a very small chip. Opal supports DirectX 12.0 (Feature Level 11_1). It features 384 shading units, 24 texture mapping units and 8 ROPs.
Further reading:
GCN 1.0 Architecture Whitepaper 
, Sea Islands Instruction Set Architecture
, Sea Islands Instruction Set Architecture Graphics Processor
- GPU Name
- Opal
- Architecture
- GCN 1.0
- Foundry
- TSMC
- Process Size
- 28 nm
- Transistors
- 1,040 million
- Density
- 13.5M / mm²
- Die Size
- 77 mm²
- Released
- Oct 16th, 2013
Graphics Features
- DirectX
- 12.0 (11_1)
- OpenGL
- 4.6
- OpenCL
- 1.2
- Vulkan
- 1.1.101
- Shader Model
- 5.1
- Compute
- GFX6
- ROCm
- No
Render Config
- Shading Units
- 384
- TMUs
- 24
- ROPs
- 8
- Compute Units
- 6
- ACEs
- 2
- GEs
- 1
- L1 Cache
- 16 KB per CU
- L2 Cache
- 256 KB
- Max. TDP
- 35 W
All GCN 1.0 GPUs
Graphics cards using the AMD Opal GPU
| Name | Chip | Memory | Shaders | TMUs | ROPs | Base Clock | Boost Clock | Memory Clock |
|---|---|---|---|---|---|---|---|---|
| AMD Radeon R7 M260X | Opal PRO | 1024 MB | 384 | 24 | 8 | 620 MHz | 715 MHz | 1000 MHz |
| AMD Radeon R7 M265 | Opal XT | 2 GB | 384 | 24 | 8 | 725 MHz | 825 MHz | 900 MHz |
| AMD Radeon R7 A265 | Opal XT | 2 GB | 384 | 24 | 8 | 725 MHz | 825 MHz | 900 MHz |
| AMD Radeon R7 M270 | Opal XT | 2 GB | 384 | 24 | 8 | 725 MHz | 825 MHz | 900 MHz |
| AMD Radeon R7 M350 | Opal XT | 2 GB | 384 | 24 | 8 | 725 MHz | 825 MHz | 900 MHz |
| AMD Radeon R7 M340 | Opal PRO | 1024 MB | 384 | 24 | 8 | 620 MHz | 715 MHz | 1000 MHz |
| AMD Radeon R7 A360 | Opal XT | 2 GB | 384 | 24 | 8 | 725 MHz | 825 MHz | 900 MHz |
| AMD FirePro W4170M | 2 GB | 384 | 24 | 8 | 825 MHz | 900 MHz | 1000 MHz | |
| AMD FirePro W4190M | 2 GB | 384 | 24 | 8 | 825 MHz | 900 MHz | 1000 MHz | |
| AMD FirePro M4150 | 1024 MB | 384 | 24 | 8 | 715 MHz | 1000 MHz | ||
| AMD Radeon R7 M340 | Opal PRO | 1024 MB | 384 | 24 | 8 | 620 MHz | 715 MHz | 1000 MHz |
Opal GPU Notes
| Architecture Codename: Sea Islands Chip Variant: Oland Codename: Tiran CLRX Version: GCN 1.0 Graphics/Compute: GFX6 (gfx601) Display Core Engine: 6.4 Unified Video Decoder: 4.0 Video Compression Engine: 1.0 |