ATI Mobility Radeon HD 3870 X2: GPU Specs & Benchmarks
The Mobility Radeon HD 3870 X2 is a graphics card by ATI, built on the 55 nm process and based on the M88 graphics processor (GPU). The video card specifications and performance tests (benchmarks) are listed below.
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Graphics Processor (GPU)
- GPU Name
- M88
- Architecture
- TeraScale
- Foundry
- TSMC
- Process Size
- 55 nm
- Transistors
- 666 million
- Die Size
- 192 mm²
Graphics Card
- Release Date
- Sep 1st, 2008
- Family
- M8x
(Mobility HD 3800) - Production
- End-of-life
- Predecessor
- M7x
- Bus Interface
- PCIe 2.0 x16
Memory
- Memory Size
- 512 MB x2
- Memory Type
- GDDR3
- Memory Bus
- 256 bit x2
Clock Speeds
- Memory Clock
- 850 MHz
1700 Mbps effective - GPU Clock
- 660 MHz
Render Config
- TMUs
- 16 x2
- ROPs
- 16 x2
Board Design
- Display Connectors
- No outputs
API support
- DirectX
- 10.1 (10_1)
- OpenGL
- 3.3
- OpenCL
- N/A
- Vulkan
- N/A
- Shader Model
- 4.1