Choppy sound on VM Haiku on VirtualBox

Is this how the sound is in virtual machines? How about a real install?

General
Name:

Haiku
OS Type:

Other/Unknown

System
Base Memory:

256 MB
Processor(s):

1
Boot Order:

Floppy, CD/DVD-ROM, Hard Disk
VT-x/AMD-V:

Enabled
Nested Paging:

Enabled

Display
Video Memory:

32 MB
3D Acceleration:

Enabled
2D Video Acceleration:

Disabled
Remote Display Server:

Disabled

Storage
IDE Controller

IDE Primary Master:

haiku-r1alpha1.vmdk (Normal, 599.00 MB)
IDE Secondary Master (CD/DVD):

Host Drive 'P:'
Floppy Controller

Floppy Device 0:

Host Drive ‘A:’

Audio
Host Driver:

Windows DirectSound
Controller:

ICH AC97

Network
Adapter 1:

Intel PRO/1000 MT Desktop (Bridged adapter, Marvell Yukon 88E8053 PCI-E Gigabit Ethernet Controller #2)

Serial Ports
Disabled

USB
Device Filters:

0 (0 active)

Shared Folders
Shared Folders:

1