FY2004 and 1Q05Financial Results

May 3, 2005

2382.TW/2382 TT Quanta Computer Inc..

Safe Harbor NoticeSafe Harbor Notice

This presentation contains forward looking statements and is subject to significant risks and uncertainties. Actual results may differ materially from those in the forward looking statements.

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FY2004 Income Statement - YoY Comparison(Consolidated)FY2004 Income Statement - YoY Comparison(Consolidated)

FY2004 FY2003 YoY

Revenues 330,027 100% 297,966 100% 11%

Gross Profit 22,477 6.8% 21,244 7.1% 6%

Op. Profit 10,857 3.3% 12,988 4.4% -16%

Non-Op. Inc. 1,750 1,000

Pre-tax Inc. 12,607 3.8% 13,988 4.7% -10%

Net Income 11,974 3.6% 13,252 4.4% -10%

Basic EPS (NT$) 3.86 4.27

All figures in NT$MN except for per share data 3

FY2004 Income Statement - YoY Comparison(Unconsolidated)FY2004 Income Statement - YoY Comparison(Unconsolidated)

FY2004 FY2003 YoY

Revenues 324,450 100% 292,289 100% 11%

Gross Profit 16,952 5.2% 17,238 5.9% -2%

Op. Profit 7,052 2.3% 10,407 3.6% -28%

Non-Op. Inc. 4,983 3,528

Pre-tax Inc. 12,485 3.8% 13,935 4.8% -10%

Net Income 11,974 3.7% 13,252 4.5% -10%

Basic EPS (NT$) 3.86 4.27

All figures in NT$MN except for per share data 4

4Q04 Income Statement – YoY Comparison4Q04 Income Statement – YoY Comparison

4Q04 4Q03 YoY

Revenues 110,543 100% 90,077 100% 23%

Gross Profit 5,897 5.3% 4,298 4.8% 36%

Op. Profit 2,956 2.8% 2,267 2.5% 35%

Non-Op. Inc. -443 1,069

Pre-tax Inc. 2,513 2.3% 3,336 3.7% -25%

Net Income 2,918 2.6% 3,403 3.8% -14%

Basic EPS (NT$)

0.94 1.10

All figures in NT$MN except for per share data; numbers are unconsolidated 5

4Q04 Income Statement - QoQ Comparison4Q04 Income Statement - QoQ Comparison

4Q04 3Q04 QoQ

Revenues 110,543 100% 78,862 100% 40%

Gross Profit 5,897 5.8% 3,696 4.7% 60%

Op. Profit 2,956 2.8% 1,567 2.0% 96%

Non-Op. Inc. -443 1,861

Pre-tax Inc. 2,513 2.3% 3,428 4.3% -27%

Net Income 2,918 2.6% 3,092 3.9% -6%

Basic EPS (NT$)

0.94 1.00

All figures in NT$MN except for per share data; numbers are unconsolidated 6

1Q05 Income Statement – YoY Comparison1Q05 Income Statement – YoY Comparison

1Q05 1Q04 YoY

Revenues 78,921 100% 65,672 100% 20%

Gross Profit 4,890 6.2% 3,769 5.7% 29%

Op. Profit 2,444 3.1% 1,464 2.2% 67%

Non-Op. Inc. -86 1,757

Pre-tax Inc. 2,358 3.0% 3,221 4.9% -27%

Net Income 2,045 2.6% 3,010 4.6% -32%

Basic EPS (NT$) 0.66 0.97

All figures in NT$MN except for per share data; numbers are unconsolidated 7

1Q05 4Q04 QoQ

Revenues 78,921 100% 110,543 100% -29%

Gross Profit 4,890 6.2% 5,897 5.3% -17%

Op. Profit 2,444 3.1% 2,956 2.8% -20%

Non-Op. Inc. -86 -443

Pre-tax Inc. 2,358 3.0% 2,513 2.3% -6%

Net Income 2,045 2.6% 2,918 2.6% -30%

Basic EPS (NT$) 0.66 0.94

All figures in NT$MN except for per share data; numbers are unconsolidated

1Q05 Income Statement – QoQ Comparison1Q05 Income Statement – QoQ Comparison

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1Q05 4Q04 1Q04

Net Interest Income 72 21 26 Interest Income 134 96 58

Interest Expense -62 -12 -31

Investment Income 129 -651 1,338 QDI -795 -542 876

QSI 75 83 76

Others 849 -192 386

Foreign Exchange -119 132 -58

Others -168 55 451

Total Non-Op. Income -86 -443 1,757

Net Income 2,045 2,918 3,010

All figures in NT$MN; Numbers are unconsolidated

Non-Operating Income BreakdownNon-Operating Income Breakdown

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Balance SheetBalance Sheet

1Q05 4Q04 1Q04

Cash & ST Investments 51,749 48,745 52,755

A/R 55,219 45,534 37,685

Inventory 5,232 5,703 7,545

Total Assets 139,900 146,032 132,210

Current Liabilities 72,257 80,179 56,096

Total Liabilities 72,925 80,906 66,895

Shareholders’ Equity 66,974 65,126 65,316

All figures in NT$MN; numbers are unconsolidated 10

2005 Shipment Targets2005 Shipment Targets

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2005E 2004A Growth

Notebook PC 14-16MN 11MN 27-45%

Handset 6-8MN 5.1MN 18-57%

Server 800-1000K 630K 27-59%

LCD TV 400-500K 220K 82-127%

Near-Term OutlookNear-Term Outlook

NB PC chipset shortage largely alleviated

OEMs eager to roll out new Alviso-based NB PCs

Expect to see sequential increase in NB PC shipments in 2Q05

Handset shipments likely to be flat QoQ in 2Q05

Server business solid

Large size LCD TV shipments picking up – seeing increased interest from OEMs

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Dividend and Employee BonusDividend and Employee Bonus

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Dividend 2004(To be paid out in 2005)

2003(Paid out in 2004)

Cash NT$2.5/share NT$2.0/share

Stock NT$0.5/share(50 shares issued for every 1000 shares)

NT$1.0/share(100 shares issued for every1000 shares)

Cash Payout Ratio 65% 47%

Employee Bonus

Cash NT$80MN NT$44MN

Stock 40MN Shares 40MN Shares

Annual General Shareholders’ Meeting: Monday, June 13, 2005

Investor Relations Contact DetailsInvestor Relations Contact Details

Mr. Jason Lin

(O) +886 3-327-2345 x1609

(F) +886 3-327-1511

jason_lin@quantatw.com

Thank You