Radeon HD 6870

Key Metrics

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Identity
Entry Type	Reference GPU
Official Name	AMD Radeon HD 6870
Architecture	TeraScale 2
Launch Date	2010-10-21
Core Specs
GPU Die	Barts
Chip Variant / Package	HFCBGA-1737
Process Node	TSMC 40 nm
Transistor Count	1.7 billion
Die Size	255 mm²
Stream Processors	1120
TMUs	56
ROPs	32
Base Clock	900 MHz
Boost Clock	900 MHz
Pixel Fillrate	28.8 GP/s
Texture Fillrate	50.4 GT/s
FP32 Throughput	2.02 TFLOPS
Memory
Memory Size	1 GB
Memory Type	GDDR5
Memory Bus Width	256-bit
Memory Clock	1,050 MHz
Memory Bandwidth	134.4 GB/s
L2 Cache	0.5 MB
L1 Cache	8 KB
Board and Display
TDP / TBP	151 W
Recommended PSU	450 W
Interface	PCIe 2.0 x16
Display Outputs	2x DVI, 1x HDMI 1.3a, 2x mini-DisplayPort 1.1
Slot Width	Dual-slot
Card Length	247 mm
Software
Shader Model	5.0
DirectX Support	DirectX 11.0
OpenGL Support	OpenGL 4.4
OpenCL Support	OpenCL 1.2

Reviews1 review

Review coverage of the Radeon HD 6870.

Sources

Wikimedia Commons
Photo: Sapphire Radeon HD 6870 PCIe board (Front)Creator: ChaddyCredit: Chaddy / Wikimedia CommonsTitle: Sapphire Radeon HD 6870 - top 1License: CC BY-SA 4.0 InternationalSource claim: Commons creator Chaddy publishes this own-work Sapphire Radeon HD 6870 photograph under CC BY-SA 4.0.Modified: Resized to 960 px maximum dimension and JPEG recompressed at quality 78; no crop. This derivative is shared under CC BY-SA 4.0.Board identity: The exact photographed board is identified on its Commons file page.Configuration: The printed HD 6870 model proves the exact card. The Wiki 1 GB GDDR5 memory and PCIe 2.0 generation are unproved by the photo.License deed Original file page