AMD Radeon HD 8670 OEM vs AMD Radeon HD 8870 OEM

Comparative analysis of AMD Radeon HD 8670 OEM and AMD Radeon HD 8870 OEM videocards for all known characteristics in the following categories: Essentials, Technical info, Video outputs and ports, Compatibility, dimensions and requirements, API support, Memory.

AMD Radeon HD 8670 OEM

AMD Radeon HD 8870 OEM

Differences

Reasons to consider the AMD Radeon HD 8670 OEM

2.3x lower typical power consumption: 75 Watt vs 175 Watt

Thermal Design Power (TDP)	75 Watt vs 175 Watt

Reasons to consider the AMD Radeon HD 8870 OEM

3.2x more texture fill rate: 80 GTexel / s vs 25.2 GTexel / s
3.3x more pipelines: 1280 vs 384
3.2x better floating-point performance: 2,560 gflops vs 806.4 gflops
Around 4% higher memory clock speed: 4800 MHz vs 4600 MHz

Texture fill rate	80 GTexel / s vs 25.2 GTexel / s
Pipelines	1280 vs 384
Floating-point performance	2,560 gflops vs 806.4 gflops
Memory clock speed	4800 MHz vs 4600 MHz

Compare specifications (specs)

	AMD Radeon HD 8670 OEM	AMD Radeon HD 8870 OEM
Essentials
Architecture	GCN 1.0	GCN 1.0
Code name	Oland	Pitcairn
Launch date	8 January 2013	8 January 2013
Place in performance rating	not rated	not rated
Type	Desktop	Desktop
Technical info
Boost clock speed	1050 MHz
Core clock speed	1000 MHz	1000 MHz
Floating-point performance	806.4 gflops	2,560 gflops
Manufacturing process technology	28 nm	28 nm
Pipelines	384	1280
Texture fill rate	25.2 GTexel / s	80 GTexel / s
Thermal Design Power (TDP)	75 Watt	175 Watt
Transistor count	1,040 million	2,800 million
Video outputs and ports
Display Connectors	No outputs	1x DVI, 1x HDMI, 2x mini-DisplayPort
Compatibility, dimensions and requirements
Interface	PCIe 3.0 x8	PCIe 3.0 x16
Supplementary power connectors	None	2x 6-pin
Length		241 mm
API support
DirectX	12.0 (11_1)	12.0 (11_1)
OpenGL	4.5	4.5
Memory
Maximum RAM amount	2 GB	2 GB
Memory bandwidth	73.6 GB / s	153.6 GB / s
Memory bus width	128 Bit	256 Bit
Memory clock speed	4600 MHz	4800 MHz
Memory type	GDDR5	GDDR5