Desktop Virtualization
Thomas Hoover
Associate Vice Chancellor and Chief Information Officer
Virtual Desktop Initiative at UTC
What is desktop virtualization?
A thin client device can be used instead of a full size
computer. The thin client remotely connects to a server and
displays the Windows 7 operating system on the thin client
device connected to a monitor.
Thin Client Device
Why desktop virtualization?
•
•
Less money (48% cheaper than PC)
Less energy ( more than 89% more
energy efficient)
•
•
Easier to manage and maintain
Most people are just using
Microsoft Office products and
surfing the web
Virtual Desktop Initiative at UTC
Cost Containment Strategy
- Reducing desktop costs allow IT to redirect money
to classroom technology and address greater IT
needs
- Better utilization of limited resources
- Less staff can manage more machines
- Total cost per device $632.83
(This includes device, license, and servers)
- Savings per device versus a PC $567.17
VDI @ UTC
Location
Fletcher 314
Fletcher 316
Fletcher 111
Lupton Library
Housing Labs
HR/EOD Conference Room
Podiums
Troy's office (R&D clients)
Tom's Office
Additional
Total
Total VDI per device
Savings per device based off PC
Total Savings for 200 Devices
# of Devices
30
40
46
40
10
1
5
2
1
25
200
N500 Cost @ $177 per
VDI Licenses and
Total VDI
device
PC @ $1200 Servers
Expense
$5,310.00 $36,000.00
$7,080.00 $48,000.00
$8,142.00 $55,200.00
$7,080.00 $48,000.00
$1,770.00 $12,000.00
$177.00
$1,200.00 3 servers and 200 licences
$885.00
$6,000.00
$354.00
$2,400.00
$177.00
$1,200.00
$4,425.00 $30,000.00
$35,400.00 $240,000.00
$91,166.92
$126,566.92
$632.83
$567.17
$113,433.08
Energy Savings
USED PER
DEVICE WATTAGE DAY
Computer 150w
16 hours
Thin
Client
<5w
16 hours
Difference
DAYS USED PER
MONTH
Cost per
at $.10 per kWh per
Times 200
kWh/mo times 100 devices month
year
Devices
30
72 7200 kWh/mo
$612.00
$7,344
$14,688
30
2.4 240 kWh/mo
$20
$591.60
Based on energy savings alone the ROI is 7.95 years
$245
$7,099.20
$490
$14,198.40
Where Deployed
o
o
o
o
o
Academic Computing Labs
Classroom computers in the podium
Conference Rooms connected to large television screens
Library Computing lab
Residential Living Areas
The Future
(Expansion Plans)
• Areas we are looking to implement:
o
o
o
o
o
o
o
Virtualize 1/3 of our public labs (500 out of 1500 public computers)
Use virtual desktops in new UTC library
More widely install as classroom computer in the podium
Replace general use computers (general kiosks) with virtual machines
Replace campus operators computers
Replace Bursar's Office walk up computers and possible staff machines
Staff use throughout the university
15 Year Energy Savings
Yearly Energy Savings per 100 Number of VDI Devices
Yearly Savings
$7,099.20
200
$14,198.40
$7,099.20
500
$35,496.00
$7,099.20
1000
$70,992.00
$7,099.20
1500
$106,488.00
Year 2
$28,396.80
Year 3
Year 5
Year 7
Year 10
Year 15
$42,595.20
$70,992.00
$99,388.80
$141,984.00
$212,976.00
$106,488.00
$177,480.00
$248,472.00
$354,960.00
$532,440.00
$354,960.00
$496,944.00
$709,920.00
$1,064,880.00
$1,597,320.00
$1,064,880.00
$1,597,320.00