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ATI Radeon HD 4870 X2 2GB DDR5 (Reference Card)
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ATI Radeon HD 4870 X2 2GB DDR5 (Reference Card)


Overall rating 8/10

The ATI Radeon HD 4870 X2 features two RV770 GPUs on a single PCB.

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Product Specification

Core Code R700 (RV770 x 2)
GPU Transistor Count 1912 million
Manufacturing Process 55nm
Core Clock 750MHz
Stream Processors 320 Processors (1600 Stream processing units)
Stream Processor Clock 750MHz
Texture Mapping Units (TMUs) 80
Raster Operator units (ROP) 32
Memory Clock (DDR) 3600MHz GDDR5
Memory Bus width 256-bit
Memory Bandwidth 230GB/s
PCI Express Interface PCIe ver 2.0 x16
Power Connectors 6-pin, 8-pin
Multi GPU Technology Yes (CrossFireX)
DVI Outputs 2 x Dual-Link
HDCP Output Support Yes