AMD Radeon HD 6870 Roundup



Author: James Prior
Editor: Charles Oliver
Date: February 13th, 2012

Benchmark Performance

Here's a quick reminder of the core clock and memory speed specifications:

  Sapphire 6870 D3 PowerColor PCS+ 6870 ASUS 6870 dCU HIS 6870 IceQ HIS 6870 IceQ XTX
Engine Clock 920MHz 940MHz 915MHz 900MHz 975MHz
% Inc over stock +2.2% +4.4% +1.6% +0% +8.3%
Memory Speed 1050MHz / 4.2Gbps QDR 1100MHz / 4.4Gbps QDR 1050MHz / 4.2Gbps QDR 1050MHz / 4.2Gbps QDR 1150MHz / 4.6Gbps QDR
% Inc over stock +0% +4.7% +0% +0% +9.5%

The HIS HD 6870 IceQ can serve as stock performance reference, given it's stock GPU engine and memory clocks.

3DMark11

Below are the results of Performance and Extreme benchmark presets of 3DMark11.

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3DMark Vantage

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SiSoft Sandra

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Predictably, the results follow the differences in specification. Next, we'll examine gaming performance.