AMD Radeon HD 7870M: GPU Specs & Benchmarks
The Radeon HD 7870M is a graphics card by AMD, built on the 28 nm process and based on the Heathrow graphics processor (GPU). The video card specifications and performance tests (benchmarks) are listed below.
Recommended Gaming Resolutions 640x480 1280x720 1366x768 1600x900 1920x1080 2560x1440 3840x2160
Benchmarks
- PassMark G3D
- 1507
- PassMark G2D
- 556
Graphics Processor (GPU)
- GPU Name
- Heathrow
- Model number
- Heathrow XT
(216-0835033) - Architecture
- GCN 1.0
- Foundry
- TSMC
- Process Size
- 28 nm
- Transistors
- 1,500 million
- Die Size
- 123 mm²
Graphics Card
- Release Date
- Apr 24th, 2012
- Family
- London
(HD 7800M) - Production
- End-of-life
- Predecessor
- Vancouver
- Bus Interface
- PCIe 3.0 x16
Memory
- Memory Size
- 2 GB
- Memory Type
- GDDR5
- Memory Bus
- 128 bit
- Bandwidth
- 64.00 GB/s
Performance
- Pixel fillrate
- 12.80 GPixel/s
- Texture fillrate
- 32.00 GTexel/s
- FP32 (float) performance
- 1,024 GFLOPS
- FP64 (double) performance
- 64.00 GFLOPS (1:16)
Clock Speeds
- Memory Clock
- 1000 MHz
4 Gbps effective - GPU Clock
- 800 MHz
Render Config
- Shading Units
- 640
- TMUs
- 40
- ROPs
- 16
- Compute Units
- 10
- L1 Cache
- 16 KB (per CU)
- L2 Cache
- 256 KB
Board Design
- Thermal design power (TDP)
- 45 W
- Display Connectors
- No outputs
API support
- DirectX
- 12 (11_1)
- OpenGL
- 4.6
- OpenCL
- 1.2
- Vulkan
- 1.2
- Shader Model
- 5.1