AMD Radeon HD 6870M: GPU Specs & Benchmarks
The Radeon HD 6870M is a graphics card by AMD, built on the 40 nm process and based on the Granville graphics processor (GPU). The video card specifications and performance tests (benchmarks) are listed below.
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Graphics Processor (GPU)
- GPU Name
- Granville
- Model number
- Granville XT
(216-0769024) - Architecture
- TeraScale 2
- Foundry
- TSMC
- Process Size
- 40 nm
- Transistors
- 1,040 million
- Die Size
- 166 mm²
Graphics Card
- Release Date
- Jan 4th, 2011
- Family
- Vancouver
(HD 6800M) - Production
- End-of-life
- Predecessor
- Manhattan
- Bus Interface
- MXM-B (3.0)
Memory
- Memory Size
- 1024 MB
- Memory Type
- GDDR5
- Memory Bus
- 128 bit
- Bandwidth
- 64.00 GB/s
Performance
- Pixel fillrate
- 10.80 GPixel/s
- Texture fillrate
- 27.00 GTexel/s
- FP32 (float) performance
- 1,080 GFLOPS
Clock Speeds
- Memory Clock
- 1000 MHz
4 Gbps effective - GPU Clock
- 675 MHz
Render Config
- Shading Units
- 800
- TMUs
- 40
- ROPs
- 16
- Compute Units
- 10
- L1 Cache
- 8 KB (per CU)
- L2 Cache
- 256 KB
Board Design
- Slot Width
- MXM Module
- Thermal design power (TDP)
- 50 W
- Display Connectors
- No outputs
API support
- DirectX
- 11.2 (11_0)
- OpenGL
- 4.4
- OpenCL
- 1.2
- Vulkan
- N/A
- Shader Model
- 5.0