ATI M88
M88
Die Shot
Block Diagram
ATI's M88 GPU uses the TeraScale architecture and is made using a 55 nm production process at TSMC. With a die size of 192 mm² and a transistor count of 666 million it is a small chip. M88 supports DirectX 10.1 (Feature Level 10_1). It features 320 shading units, 16 texture mapping units and 16 ROPs.
Further reading:
R600 Series Instruction Set Architecture 
Graphics Processor
- GPU Name
- M88
- Architecture
- TeraScale
- Foundry
- TSMC
- Process Size
- 55 nm
- Transistors
- 666 million
- Density
- 3.5M / mm²
- Die Size
- 192 mm²
- Released
- Jun 4th, 2008
Graphics Features
- DirectX
- 10.1 (10_1)
- OpenGL
- 3.3
- OpenCL
- N/A
- Vulkan
- N/A
- Shader Model
- 4.1
- Compute
- GFX3
Render Config
- Shading Units
- 320
- TMUs
- 16
- ROPs
- 16
- Compute Units
- 4
- Z-Stencil
- 32
- Vertex Cache
- 32 KB
- Texture Cache
- 32 KB
- Tex L1 Cache
- 32 KB per 4 SPs
- L2 Cache
- 256 KB
- Max. TDP
- 110 W
All TeraScale GPUs
ATI GPU Architecture History
Graphics cards using the ATI M88 GPU
| Name | Chip | Memory | Shaders | TMUs | ROPs | GPU Clock | Memory Clock |
|---|---|---|---|---|---|---|---|
ATI Mobility Radeon HD 3850
|
512 MB | 320 | 16 | 16 | 580 MHz | 750 MHz | |
ATI Mobility Radeon HD 3870
|
512 MB | 320 | 16 | 16 | 660 MHz | 850 MHz | |
ATI Mobility Radeon HD 3850 X2
|
512 MB | 320 | 16 | 16 | 580 MHz | 750 MHz | |
ATI Mobility Radeon HD 3870 X2
|
512 MB | 320 | 16 | 16 | 660 MHz | 850 MHz |
M88 GPU Notes
| Chip Variant: RV670 Codename: Boom Graphics/Compute: GFX3 Display Core Engine: 2.0 Unified Video Decoder: 1.0 |