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Old 07-27-11, 02:56 PM   #1
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Join Date: Jul 2011
Posts: 5
Default bug in nvidia driver for geforce GT520(solved)

there is a bug in nvidia driver for geforce520
in nvidia xserver settings i see wrong amounts!

in section
GPU 0- GeForce GT520) it shows bus type PCI Express x8 Gen1
the true amount must be Gen2

PCI-E max link speed 2500
the true amount is 5000

also threr is serious problems in vdpau for 1920x1080 h.264 movies ( i can only see tearing!!!)

kernel is 2.6.39
Operating System: Linux-x86_64
NVIDIA Driver Version:275.21
Server Version Number:11.0
Server Vendor String:The X.Org Foundation
Server Vendor Version:1.10.3 (11003000)
NV-CONTROL Version:1.27

and this is output of qvdpautest

qvdpautest 0.5.1
AMD Athlon(tm) II X4 640 Processor
NVIDIA GPU GeForce GT 520 (GF119) at PCI:1:0:0 (GPU-0)

VDPAU API version : 1
VDPAU implementation : NVIDIA VDPAU Driver Shared Library  275.21  Mon Jul 18 15:01:25 PDT 2011


MPEG DECODING (1920x1080): 186 frames/s
MPEG DECODING (1280x720): 408 frames/s
H264 DECODING (1920x1080): 4 frames/s
H264 DECODING (1280x720): 262 frames/s
VC1 DECODING (1440x1080): 82 frames/s
MPEG4 DECODING (1920x1080): 127 frames/s

MIXER WEAVE (1920x1080): 220 frames/s
MIXER BOB (1920x1080): 316 fields/s
MIXER TEMPORAL (1920x1080): 122 fields/s
MIXER TEMPORAL + IVTC (1920x1080): 95 fields/s
MIXER TEMPORAL + SKIP_CHROMA (1920x1080): 159 fields/s
MIXER TEMPORAL_SPATIAL (1920x1080): 64 fields/s
MIXER TEMPORAL_SPATIAL + IVTC (1920x1080): 52 fields/s
MIXER TEMPORAL_SPATIAL + SKIP_CHROMA (1920x1080): 72 fields/s
MIXER TEMPORAL_SPATIAL (720x576 video to 1920x1080 display): 193 fields/s
MIXER TEMPORAL_SPATIAL + HQSCALING (720x576 video to 1920x1080 display): 128 fields/s

MULTITHREADED MPEG DECODING (1920x1080): 149 frames/s
MULTITHREADED MIXER TEMPORAL (1920x1080): 94 fields/s

Last edited by blue-sky; 07-29-11 at 03:29 PM.
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