UNITED STATES 
                  SECURITIES AND EXCHANGE COMMISSION 
                        Washington, D.C. 20549 
                                    
                                    
                             SCHEDULE 13G 
                                    
               Under the Securities Exchange Act of 1934 
                                    
                                    
                           (Amendment No. )* 
                                    
                                    
                       PDF Solutions, Incorporated 
                             (Name of Issuer) 
                                      
                               Common Stock 
                      (Title of Class of Securities) 
                                      
                                693282105 
                              (CUSIP Number) 
                                    
                            December 31, 2003 
         (Date of Event Which Requires Filing of this Statement) 
                                    
                                    
heck the appropriate box to designate the rule pursuant to which this 
chedule is filed: 
X] Rule 13d-1(b) 
 ] Rule 13d-1(c) 
 ] Rule 13d-1(d) 


The remainder of this cover page shall be filled out for a reporting 
erson's initial filing on this form with respect to the subject class 
f securities, and for any subsequent amendment containing information 
hich would alter the disclosures provided in a prior cover page. 

he information required in the remainder of this cover page shall not 
e deemed to be "filed" for the purpose of Section 18 of the Securities 
xchange Act of 1934 ("Act") or otherwise subject to the liabilities of 
hat section of the Act but shall be subject to all other provisions of 
he Act (however, see the Notes). 
                                    


















USIP: 693282105                                                Page 1 of 7 

                                    
 1   NAMES OF REPORTING PERSONS 
     I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY) 
     Capital Research and Management Company 
     95-1411037 
      
 2   CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE          
     INSTRUCTIONS)                                                 (a)     
                                                                      
                                                                    (b)     
 3   SEC USE ONLY 
      
      

 4   CITIZENSHIP OR PLACE OF ORGANIZATION 
      
     Delaware 

             5   SOLE VOTING POWER 
                   
                  NONE 

       
             6   SHARED VOTING POWER 
 NUMBER OF         
   SHARES         NONE 
BENEFICIALL        
 Y OWNED BY 
             7   SOLE DISPOSITIVE POWER 
    EACH           
 REPORTING        2,040,000 
   PERSON 
   WITH: 
             8   SHARED DISPOSITIVE POWER 
                   
                  NONE 
                   
 9   AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 
      
     2,040,000     Beneficial ownership disclaimed pursuant to Rule 13d-4  

 10  CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES 
     (SEE INSTRUCTIONS) 
      
      
 11  PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9 
      
     8.8% 

 12  TYPE OF REPORTING PERSON (SEE INSTRUCTIONS) 
      
     IA   






USIP: 693282105                                                Page 2 of 7 
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 1   NAMES OF REPORTING PERSONS 
     I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY) 
     SMALLCAP World Fund, Inc. 
     95-4253845 
      
 2   CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE          
     INSTRUCTIONS)                                                 (a)     
                                                                      
                                                                    (b)     
 3   SEC USE ONLY 
      
      

 4   CITIZENSHIP OR PLACE OF ORGANIZATION 
      
     Maryland 

             5   SOLE VOTING POWER 
                   
                  1,500,000 

       
             6   SHARED VOTING POWER 
 NUMBER OF         
   SHARES         NONE 
BENEFICIALL        
 Y OWNED BY 
             7   SOLE DISPOSITIVE POWER 
    EACH           
 REPORTING        NONE 
   PERSON 
   WITH: 
             8   SHARED DISPOSITIVE POWER 
                   
                  NONE 
                   
 9   AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 
      
     1,500,000       

 10  CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES 
     (SEE INSTRUCTIONS) 
      
      
 11  PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9 
      
     6.4% 

 12  TYPE OF REPORTING PERSON (SEE INSTRUCTIONS) 
      
     IV   






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                  SECURITIES AND EXCHANGE COMMISSION 
                         Washington, DC 20549 
                                    
                             Schedule 13G 
               Under the Securities Exchange Act of 1934 
                                    
                                    
mendment No.  

tem 1(a)     Name of Issuer: 
       PDF Solutions, Incorporated 

tem 1(b)     Address of Issuer's Principal Executive Offices: 
       333 West San Carlos Street, Suite 700 
       San Jose, CA 95110 
        
tem 2(a)     Name of Person(s) Filing: 
       Capital Research and Management Company and SMALLCAP World 
       Fund, Inc. 
        
tem 2(b)     Address of Principal Business Office or, if none, 
       Residence: 
       333 South Hope Street 
       Los Angeles, CA  90071 
        
tem 2(c)     Citizenship:   N/A 
        
tem 2(d)     Title of Class of Securities: 
       Common Stock 
        
tem 2(e)     CUSIP Number: 
       693282105 
        
tem 3     If this statement is filed pursuant to sections 240.13d-1(b) 
       or 240.13d-2(b) or (c), check whether the person filing is a:  
       (d)     [X]     Investment company registered under section 8 
            of the Investment Company Act of 1940 (15 U.S.C. 80a-8). 
       (e)      [X]     An investment adviser in accordance with 
            section 240.13d-1(b)(1)(ii)(E). 
        
tem 4     Ownership 
        
       Provide the following information regarding the aggregate 
       number and percentage of the class of securities of the issuer 
       identified in Item 1. 
        
       See pages 2 and 3 
        
       (a)    Amount beneficially owned: 
       (b)    Percent of class: 
       (c)    Number of shares as to which the person has: 
       (i)    Sole power to vote or to direct the vote: 
       (ii)   Shared power to vote or to direct the vote: 
       (iii)  Sole power to dispose or to direct the disposition of: 
       (iv)   Shared power to dispose or to direct the disposition of: 
        


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       Capital Research and Management Company, an investment adviser 
       registered under Section 203 of the Investment Advisers Act of 
       1940 is deemed to be the beneficial owner of 2,040,000 shares 
       or 8.8% of the 23,302,000 shares of Common Stock believed to be 
       outstanding as a result of acting as investment adviser to 
       various investment companies registered under Section 8 of the 
       Investment Company Act of 1940. 
        
       SMALLCAP World Fund, Inc., an investment company registered 
       under the Investment Company Act of 1940, which is advised by 
       Capital Research and Management Company, is the beneficial 
       owner of 1,500,000 shares or 6.4% of the 23,302,000 shares of 
       Common Stock believed to be outstanding. 
        
tem 5     Ownership of Five Percent or Less of a Class.  If this 
       statement is being filed to report the fact that as of the date 
       hereof the reporting person has ceased to be the beneficial 
       owner of more than five percent of the class of securities, 
       check the following: [ ] 
        
tem 6     Ownership of More than Five Percent on Behalf of Another 
       Person: N/A 
        
tem 7     Identification and Classification of the Subsidiary Which 
       Acquired the Security Being Reported on By the Parent Holding 
       Company or Control Person.: N/A 
        
tem 8     Identification and Classification of Members of the Group:  
       N/A 
        
tem 9     Notice of Dissolution of Group:  N/A 
        
tem 10     Certification 
        
       By signing below, I certify that, to the best of my knowledge 
       and belief, the securities referred to above were acquired and 
       are held in the ordinary course of business and were not 
       acquired and are not held for the purpose of or with the effect 
       of changing or influencing the control of the issuer of the 
       securities and were not acquired and are not held in connection 
       with or as a participant in any transaction having that purpose 
       or effect. 
        
    Signature 
        
       After reasonable inquiry and to the best of my knowledge and 
       belief, I certify that the information set forth in this 
       statement is true, complete and correct. 


       Date:          February 10, 2004 
                       
       Signature:     *Paul G. Haaga, Jr. 
       Name/Title:    Paul G. Haaga, Jr., Executive Vice 
                       President 
                      Capital Research and Management Company 


USIP: 693282105                                                Page 5 of 7 


                                    
       Date:          February 10, 2004 
                       
       Signature:     *Chad L. Norton 
       Name/Title:    Chad L. Norton, Secretary 
                      SMALLCAP World Fund, Inc. 

        
        
        *By    /s/ Anna J. Griffith 
               Anna J. Griffith 
               Attorney-in-fact 
        
               Signed pursuant to a Power of Attorney dated January 14, 
               2004 included as an Exhibit to Schedule 13G filed with 
               the Securities and Exchange Commission by Capital 
               Research and Management Company on February 6, 2004 with 
               respect to Air Products and Chemicals, Incorporated. 









































USIP: 693282105                                                Page 6 of 7 


                               AGREEMENT 
                                    
                            Los Angeles, CA 
                           February 10, 2004 

  Capital Research and Management Company ("CRMC") and SMALLCAP World 
und, Inc. ("SCWF") hereby agree to file a joint statement on Schedule 
3G under the Securities Exchange Act of 1934 (the "Act") in connection 
ith their beneficial ownership of Common Stock issued by PDF 
olutions, Incorporated. 
   
  CRMC and SCWF state that they are each entitled to individually use 
chedule 13G pursuant to Rule 13d-1(c) of the Act. 
   
  CRMC and SCWF are each responsible for the timely filing of the 
tatement and any amendments thereto, and for the completeness and 
ccuracy of the information concerning each of them contained therein 
ut are not responsible for the completeness or accuracy of the 
nformation concerning the others. 
   
   
   
                CAPITAL RESEARCH AND MANAGEMENT COMPANY 
                  
                BY:              *Paul G. Haaga, Jr. 
                                 Paul G. Haaga, Jr., Executive 
                                   Vice President 
                                   Capital Research and Management 
                                   Company 


                SMALLCAP WORLD FUND, INC. 
                  
                BY:              *Chad L. Norton 
                                 Chad L. Norton, Secretary 
                                   SMALLCAP World Fund, Inc. 


By  /s/ Anna J. Griffith 
    Anna J. Griffith 
     Attorney-in-fact 
      
     Signed pursuant to a Power of Attorney dated January 14, 2004 
     included as an Exhibit to Schedule 13G filed with the Securities 
     and Exchange Commission by Capital Research and Management Company 
     on February 6, 2004 with respect to Air Products and Chemicals, 
     Incorporated. 
      













USIP: 693282105                                                Page 7 of 7