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ATi Radeon HD 4870

Card Details

Card BrandASUS
Alternate Model NameHD 4870 Dark Knight
Slot CompatibilityPCIe x16
Card Bus TypePCIe 2.0 x16
Expansion Slot HeightDual Slot
Number Owned1

External Specs Link

Same model as one I bought new.

Power

Power Delivery2 6-pin PCIe
TDP148 W

Speed

Memory Clock925 MHz
GPU Base Clock815 MHz

Memory

Memory Size1 GB
Memory Bus256 bits
Memory TypeGDDR5

GPU

BrandATi
NameRV770
VariantRV770 XT (215-0669049)
ArchitectureTeraScale
Process Node55 nm

Rendering Hardware

Shading Units800
TMUs40
ROPs16
Compute Units10
L1 Cache16 KB (per CU)
L2 Cache256 KB

API Support

DirectX10.1 (10_1)
OpenGL3.3
OpenCL1.1
Shader Model4.1