[XPS 15 9550, Realtek ALC3266, Speaker, Internal] Underruns, dropouts or crackling sound

[Blllaarggghhh]

Audio is almost unusable. In VLC or default media players sound is choppy and skipping.

ProblemType: Bug
DistroRelease: Ubuntu 16.04
Package: alsa-base 1.0.25+dfsg-0ubuntu5
ProcVersionSignature: Ubuntu 4.10.0-37.41~16.04.1-generic 4.10.17
Uname: Linux 4.10.0-37-generic x86_64
ApportVersion: 2.20.1-0ubuntu2.10
Architecture: amd64
AudioDevicesInUse:
 USER PID ACCESS COMMAND
 /dev/snd/controlC0: devilcode 1761 F.... pulseaudio
CurrentDesktop: Unity
Date: Sun Oct 15 11:38:03 2017
EcryptfsInUse: Yes
InstallationDate: Installed on 2017-05-19 (148 days ago)
InstallationMedia: Ubuntu 16.04.2 LTS "Xenial Xerus" - Release amd64 (20170215.2)
PackageArchitecture: all
SourcePackage: alsa-driver
Symptom: audio
Symptom_AlsaPlaybackTest: ALSA playback test through plughw:PCH failed
Symptom_Card: Built-in Audio - HDA Intel PCH
Symptom_Jack: Speaker, Internal
Symptom_Type: Underruns, dropouts, or "crackling" sound
Title: [XPS 15 9550, Realtek ALC3266, Speaker, Internal] Underruns, dropouts or crackling sound
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 05/07/2017
dmi.bios.vendor: Dell Inc.
dmi.bios.version: 1.2.25
dmi.board.name: 0N7TVV
dmi.board.vendor: Dell Inc.
dmi.board.version: A01
dmi.chassis.type: 9
dmi.chassis.vendor: Dell Inc.
dmi.modalias: dmi:bvnDellInc.:bvr1.2.25:bd05/07/2017:svnDellInc.:pnXPS159550:pvr:rvnDellInc.:rn0N7TVV:rvrA01:cvnDellInc.:ct9:cvr:
dmi.product.name: XPS 15 9550
dmi.sys.vendor: Dell Inc.

[Blllaarggghhh (sinkingtheyap)]

When I have headphones in the sound is ok. When its playing via the laptop speakers its skipping crackling and pretty unusable.

The speakers ok I have tested them.
I have turned off automute with alsamixer still no luck.