AMD announced the introduction and immediate availability of the ATI Radeon HD 3800 Series of graphics processing units (GPU).
The AMD ATI Radeon HD 3800 is the world’s first series of graphics processors to deliver Microsoft’s DirectX 10.1 support, 55nm process technology and tri and quad multi-GPU support with ATI CrossFireX.
The ATI Radeon HD 3800 series will be introduced in two variants at launch, from US $179 MSRP, the ATI Radeon HD 3850 with 256MB of GDDR3 memory and from US $219 MSRP, the ATI Radeon HD 3870 with 512MB GDDR4 memory.
Via this AMD press-release.
The first review of the HD 3870 and HD 3850 is also available already.