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Radeon HD 3870 X2

TeraScale Radeon HD 3000 / 2000 Series Gaming Desktop GDDR3 2008

Key Metrics

Launch Date: 2008-01-26
Stream Processors: 320
Memory: 512 MB GDDR3
Memory Bandwidth: 57.66 GB/s
TDP/TBP: 165 W
Interface: PCIe 2.0 x16

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GPU Specs

What do these fields mean?

Identity
Entry Type	Reference GPU
Official Name	ATI Radeon HD 3870 X2
Architecture	TeraScale
Launch Date	2008-01-26
Core Specs
GPU Die	R680
Process Node	TSMC 55 nm
Transistor Count	0.67 billion
Die Size	192 mm²
Stream Processors	320
TMUs	16
ROPs	16
Base Clock	825 MHz
Boost Clock	825 MHz
Pixel Fillrate	13.2 GP/s
Texture Fillrate	13.2 GT/s
FP32 Throughput	0.53 TFLOPS
FP64 Throughput	0.11 TFLOPS
Memory
Memory Size	512 MB
Memory Type	GDDR3
Memory Bus Width	256-bit
Memory Clock	901 MHz
Memory Bandwidth	57.66 GB/s
L2 Cache	0.25 MB
Board and Display
TDP / TBP	165 W
Recommended PSU	450 W
Interface	PCIe 2.0 x16
Display Outputs	2x DVI, 1x S-Video
Slot Width	Dual-slot
Card Length	267 mm
Software
Shader Model	4.1
DirectX Support	DirectX 10.1
OpenGL Support	OpenGL 3.3

GPU Gallery

Front of a PowerColor Radeon HD 3870 X2 PCIe board — Front: PowerColor Radeon HD 3870 X2 PCIe board. The pictured PowerColor board is a dual GPU example; its memory configuration, clocks, and PCIe transfer generation are not established by the photo. The photographed example is identified on its exact Commons file page.View original file page

Sources

Independent reference sources

TechPowerUp GPU SpecsOpen source

Photo sources

Wikimedia Commons
Photo: PowerColor Radeon HD 3870 X2 PCIe board (Front)Creator: AndresnunesCredit: Andresnunes / Wikimedia CommonsTitle: Powercolorx2License: Public domainSource claim: Commons credits Andresnunes and states a creator public domain dedication for this exact file.Modified: Resized to 960 px maximum dimension and JPEG recompressed; no crop.Board identity: The photographed example is identified on its exact Commons file page.Configuration: The pictured PowerColor board is a dual GPU example; its memory configuration, clocks, and PCIe transfer generation are not established by the photo.Original file page