ATI Radeon HD 4870 X2: GPU Specs & Benchmarks
The Radeon HD 4870 X2 is a graphics card by ATI, built on the 55 nm process and based on the R700 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
- 3DMark Fire Strike
- 3303
Graphics Processor (GPU)
- GPU Name
- R700
- Model number
- R700 XT
(215-0669045) - Architecture
- TeraScale
- Foundry
- TSMC
- Process Size
- 55 nm
- Transistors
- 956 million
- Die Size
- 256 mm²
Graphics Card
- Release Date
- Aug 12th, 2008
- Family
- Radeon R700
(HD 4800) - Production
- End-of-life
- Launch Price
- 550 USD
- Predecessor
- Radeon R600
- Bus Interface
- PCIe 2.0 x16
Memory
- Memory Size
- 1024 MB x2
- Memory Type
- GDDR5
- Memory Bus
- 256 bit x2
Clock Speeds
- Memory Clock
- 900 MHz
3.6 Gbps effective - GPU Clock
- 750 MHz
Render Config
- TMUs
- 40 x2
- ROPs
- 16 x2
Board Design
- Length
- 267 mm
10.5 inches - Width
- 111 mm
4.4 inches - Height
- 38 mm
1.5 inches - Thermal design power (TDP)
- 286 W
- Suggested PSU
- 600 W
- Display Connectors
- 2x DVI
1x S-Video - Power Connectors
- 1x 6-pin + 1x 8-pin
- Board Number
- B509-37
API support
- DirectX
- 10.1 (10_1)
- OpenGL
- 3.3
- OpenCL
- 1.1
- Vulkan
- N/A
- Shader Model
- 4.1
