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ATi Radeon HD 3870

GPU

BrandATi
NameRV670
VariantRV670 XT
ArchitectureTeraScale
Process Node55 nm

Rendering Hardware

Shading Units320
TMUs16
ROPs16
Compute Units4
L2 Cache256 KB

API Support

DirectX10.1 (10_1)
OpenGL3.3 (full) 4.0 (partial)
Shader Model4.1

Speed

Memory Clock1170 MHz
GPU Base Clock800 MHz

Memory

Memory Size512 MB
Memory Bus256 bits
Memory TypeGDDR4

Power

Power Delivery1 6-pin PCIe
TDP106 W

Card Details

Card BrandVisionTek
Slot CompatibilityPCIe x16
Card Bus TypePCIe 2.0 x16
Expansion Slot Height2

External Specs Link