天堂二無法順暢雙開 - 電腦

1。2010.11.18 22:41:20
OS : Windows XP 5.1 (Build: 2600)
CPU : GenuineIntel Intel(R) Core(TM)2 Quad CPU Q9550 @ 2.83GHz @ 2909 MHz 2047MB RAM
Video : ASUS EAH4870 series (6891)
PosCode : LS3(216) 0:0:0 4/0 [567]Resource alloc failed!!(Reason=8007000E)History: FD3DVertexStream::Cache <- FD3DRenderInterface::SetVertexStreams <- FBspDrawList::Render <- Material=L2_Lobby_T.lobb_flatt2 <- SolidRendering <- RenderLevel
<- FLevelSceneNode::Render <- FPlayerSceneNode::Render <- ViewportLock1 <- Precaching <- UGameEngine::Draw <- UWindowsViewport::Repaint <- UWindowsClient::Tick
<- ClientTick <- UGameEngine::Tick <- UpdateWorld <- MainLoop
2。2010.11.18 22:41:26
OS : Windows XP 5.1 (Build: 2600)
CPU : GenuineIntel Intel(R) Core(TM)2 Quad CPU Q9550 @ 2.83GHz @ 2909 MHz 2047MB RAM
Video : ASUS EAH4870 series (6891)
PosCode : LS3(216) 82495:147967:-3473 4/1 [567]Resource alloc failed!!(Reason=8007000E)History: FD3DTexture::Cache <- FD3DRenderInterface::CacheTexture <- FD3DRenderInterface::HandleCombinedMaterial <- FD3DRenderInterface::SetShaderMaterial <-
FD3DRenderInterface::SetMaterialOrg <- FD3DRenderInterface::SetMaterial <- USkeletalMeshInstance::DrawSection
<- Pawn=Transient.FDwarf80 MeshInstance=Dwarf.SkeletalMeshInstance1580 MeshName=Dwarf.FDwarf_m004_g BodyPart=20 <- USkeletalMeshInstance::Render
<- UMeshComponent::Render <- UMeshContainer::Render <- RenderTranslucentActorToProxy <- FDynamicActor::RenderStencilAlphaActor <- FDynamicActor::Rende
r <- Actor <- TranslucentRendering <- RenderLevel <- FLevelSceneNode::Render <- FPlayerSceneNode::Render <- SceneNodeRender <- Draw <- UGameEngine::Draw
<- UWindowsViewport::Repaint <- UWindowsClient::Tick <- ClientTick <- UGameEngine::Tick <- UpdateWorld <- MainLoop
請問有高手能幫看一下，解說一下嗎　？？
請問我的電腦應該是能幾開不成問題？？三開會成問題嗎？？
如果不行，請問要加裝或換哪個部份呢？
已更新項目:
那請問 上面那一大串英文是說我電腦的哪個部分不足 ??
記憶體嗎 ?