AMD Radeon HD 8870 OEM videocard review

Radeon HD 8870 OEM videocard released by AMD; release date: 8 January 2013. The videocard is designed for desktop-computers and based on GCN 1.0 microarchitecture codenamed Pitcairn.

Core clock speed - 1000 MHz. Texture fill rate - 80 GTexel / s. Pipelines - 1280. Floating-point performance - 2,560 gflops. Manufacturing process technology - 28 nm. Transistors count - 2,800 million. Power consumption (TDP) - 175 Watt.

Memory type: GDDR5. Maximum RAM amount - 2 GB. Memory bus width - 256 Bit. Memory clock speed - 4800 MHz. Memory bandwidth - 153.6 GB / s.

Specifications (specs)

Essentials
Architecture	GCN 1.0
Code name	Pitcairn
Launch date	8 January 2013
Place in performance rating	not rated
Type	Desktop
Technical info
Core clock speed	1000 MHz
Floating-point performance	2,560 gflops
Manufacturing process technology	28 nm
Pipelines	1280
Texture fill rate	80 GTexel / s
Thermal Design Power (TDP)	175 Watt
Transistor count	2,800 million

Video outputs and ports
Display Connectors	1x DVI, 1x HDMI, 2x mini-DisplayPort
Compatibility, dimensions and requirements
Interface	PCIe 3.0 x16
Length	241 mm
Supplementary power connectors	2x 6-pin
API support
DirectX	12.0 (11_1)
OpenGL	4.5
Memory
Maximum RAM amount	2 GB
Memory bandwidth	153.6 GB / s
Memory bus width	256 Bit
Memory clock speed	4800 MHz
Memory type	GDDR5