XXXXXX XXXXXXX
---------------------------------------------------------------------------------------------------------------------------------
05/14/2003 18:02:58 CARVE Version 833.0 /w/ojhap/deal/gmac2003-c1/0512/gmac.red.0512.carve
GMACCM GMACCM SERIES 2003-C1 CLASS A1
---------------------------------------------------------------------------------------------------------------------------------
Class A1 Settlement Date 05/29/2003 Coupon 3.51490 Cusip N/A
Original Balance 214,780,000.00 Dated Date 05/01/2003 Delay 9 Yield Table Date 05/14/2003
Current Balance 214,780,000.00 First Payment Date 06/10/2003 Lead Manager Xxxxxx Xxxxxxx Yield Frequency SemiAnnual
Credit Rating Aaa/AAA Next Payment Date 06/10/2003 Orig Deal Size 1,050,901,642.24 Yield Day Count 30/360
Market Desc N/A Payment Freq Monthly Num of Tranches 23
Factor 1.00000000 Interest Freq Monthly Deal Age 0
TREASURY CURVE
2 1.4546 5 2.5697 10 3.6231 30 4.6284
SWAP CURVE
2 yr 20.0000 3 yr 30.0000 5 yr 30.0000 7 yr 42.7500 10 yr 32.2500 20 yr 63.0000 30 yr 25.2500
PREPAY CPR 0 (!YM) CPR 25 (!YM) CPR 50 (!YM) CPR 75 (!YM) CPR 100
--------------------------------------------------------------------------------------------------------------
PRICE / YIELD
--------------------------------------------------------------------------------------------------------------
99/28 3.5481 3.5481 3.5482 3.5482 3.5482
99/30 3.5356 3.5356 3.5356 3.5356 3.5356
100/00 3.5232 3.5232 3.5231 3.5231 3.5230
100/02 3.5107 3.5107 3.5107 3.5106 3.5104
100/04 3.4982 3.4982 3.4982 3.4981 3.4978
100/06 3.4858 3.4858 3.4857 3.4857 3.4852
100/08 3.4733 3.4733 3.4733 3.4732 3.4726
100/10 3.4609 3.4609 3.4608 3.4607 3.4600
100/12 3.4485 3.4484 3.4484 3.4483 3.4475
100/14 3.4361 3.4360 3.4360 3.4359 3.4349
100/16 3.4237 3.4236 3.4235 3.4234 3.4224
100/18 3.4113 3.4112 3.4111 3.4110 3.4099
100/20 3.3989 3.3988 3.3987 3.3986 3.3974
100/22 3.3865 3.3865 3.3864 3.3862 3.3849
100/24 3.3742 3.3741 3.3740 3.3738 3.3724
100/26 3.3618 3.3617 3.3616 3.3615 3.3599
100/28 3.3495 3.3494 3.3493 3.3491 3.3474
100/30 3.3372 3.3371 3.3369 3.3367 3.3350
101/00 3.3248 3.3247 3.3246 3.3244 3.3225
101/02 3.3125 3.3124 3.3123 3.3121 3.3101
101/04 3.3002 3.3001 3.3000 3.2998 3.2976
--------------------------------------------------------------------------------------------------------------
AVERAGE LIFE 5.70 5.70 5.69 5.69 5.63
FIRST PRIN 06/10/2003 06/10/2003 06/10/2003 06/10/2003 06/10/2003
LAST PRIN 05/10/2012 05/10/2012 05/10/2012 05/10/2012 05/10/2012
PAYMENT WINDOW 108 108 108 108 108
ACCRUAL FACTOR 0.2734 0.2734 0.2734 0.2734 0.2734
MOD DURATION @ 100/16 5.00 5.00 5.00 4.99 4.95
SPREAD INTERP. @ 100/16 71 71 71 71 72
Page 1 of 6
--------------------------------------------------------------------------------
XXXXXX XXXXXXX
---------------------------------------------------------------------------------------------------------------------------------
05/14/2003 18:02:58 CARVE Version 833.0 /w/ojhap/deal/gmac2003-c1/0512/gmac.red.0512.carve
GMACCM GMACCM SERIES 2003-C1 CLASS A2
---------------------------------------------------------------------------------------------------------------------------------
Class A2 Settlement Date 05/29/2003 Coupon 4.27630 Cusip N/A
Original Balance 392,556,000.00 Dated Date 05/01/2003 Delay 9 Yield Table Date 05/14/2003
Current Balance 392,556,000.00 First Payment Date 06/10/2003 Lead Manager Xxxxxx Xxxxxxx Yield Frequency SemiAnnual
Credit Rating Aaa/AAA Next Payment Date 06/10/2003 Orig Deal Size 1,050,901,642.24 Yield Day Count 30/360
Market Desc N/A Payment Freq Monthly Num of Tranches 23
Factor 1.00000000 Interest Freq Monthly Deal Age 0
TREASURY CURVE
2 1.4546 5 2.5697 10 3.6231 30 4.6284
SWAP CURVE
2 yr 20.0000 3 yr 30.0000 5 yr 30.0000 7 yr 42.7500 10 yr 32.2500 20 yr 63.0000 30 yr 25.2500
PREPAY CPR 0 (!YM) CPR 25 (!YM) CPR 50 (!YM) CPR 75 (!YM) CPR 100
--------------------------------------------------------------------------------------------------------------
PRICE / YIELD
--------------------------------------------------------------------------------------------------------------
99/28 4.3169 4.3169 4.3169 4.3169 4.3170
99/30 4.3088 4.3088 4.3088 4.3088 4.3087
100/00 4.3007 4.3007 4.3007 4.3007 4.3004
100/02 4.2927 4.2926 4.2926 4.2925 4.2922
100/04 4.2846 4.2846 4.2845 4.2844 4.2839
100/06 4.2766 4.2765 4.2764 4.2763 4.2757
100/08 4.2685 4.2684 4.2683 4.2682 4.2675
100/10 4.2605 4.2604 4.2603 4.2601 4.2593
100/12 4.2524 4.2523 4.2522 4.2520 4.2510
100/14 4.2444 4.2443 4.2441 4.2440 4.2428
100/16 4.2364 4.2362 4.2361 4.2359 4.2346
100/18 4.2283 4.2282 4.2280 4.2278 4.2264
100/20 4.2203 4.2202 4.2200 4.2197 4.2182
100/22 4.2123 4.2122 4.2120 4.2117 4.2100
100/24 4.2043 4.2041 4.2039 4.2036 4.2019
100/26 4.1963 4.1961 4.1959 4.1956 4.1937
100/28 4.1883 4.1881 4.1879 4.1875 4.1855
100/30 4.1803 4.1801 4.1799 4.1795 4.1774
101/00 4.1723 4.1721 4.1719 4.1715 4.1692
101/02 4.1644 4.1642 4.1639 4.1635 4.1610
101/04 4.1564 4.1562 4.1559 4.1554 4.1529
--------------------------------------------------------------------------------------------------------------
AVERAGE LIFE 9.61 9.60 9.57 9.54 9.36
FIRST PRIN 05/10/2012 05/10/2012 05/10/2012 05/10/2012 05/10/2012
LAST PRIN 04/10/2013 04/10/2013 04/10/2013 04/10/2013 01/10/2013
PAYMENT WINDOW 12 12 12 12 9
ACCRUAL FACTOR 0.3326 0.3326 0.3326 0.3326 0.3326
MOD DURATION @ 100/16 7.72 7.71 7.70 7.68 7.56
SPREAD INTERP. @ 100/16 69 70 70 71 75
Page 2 of 6
--------------------------------------------------------------------------------
XXXXXX XXXXXXX
---------------------------------------------------------------------------------------------------------------------------------
05/14/2003 18:02:58 CARVE Version 833.0 /w/ojhap/deal/gmac2003-c1/0512/gmac.red.0512.carve
GMACCM GMACCM SERIES 2003-C1 CLASS B
---------------------------------------------------------------------------------------------------------------------------------
Class B Settlement Date 05/29/2003 Coupon 4.39170 Cusip N/A
Original Balance 39,409,000.00 Dated Date 05/01/2003 Delay 9 Yield Table Date 05/14/2003
Current Balance 39,409,000.00 First Payment Date 06/10/2003 Lead Manager Xxxxxx Xxxxxxx Yield Frequency SemiAnnual
Credit Rating Aa2/AAA Next Payment Date 06/10/2003 Orig Deal Size 1,050,901,642.24 Yield Day Count 30/360
Market Desc N/A Payment Freq Monthly Num of Tranches 23
Factor 1.00000000 Interest Freq Monthly Deal Age 0
TREASURY CURVE
2 1.4546 5 2.5697 10 3.6231 30 4.6284
SWAP CURVE
2 yr 20.0000 3 yr 30.0000 5 yr 30.0000 7 yr 42.7500 10 yr 32.2500 20 yr 63.0000 30 yr 25.2500
PREPAY CPR 0 (!YM) CPR 25 (!YM) CPR 50 (!YM) CPR 75 (!YM) CPR 100
--------------------------------------------------------------------------------------------------------------
PRICE / YIELD
--------------------------------------------------------------------------------------------------------------
99/28 4.4340 4.4340 4.4340 4.4340 4.4340
99/30 4.4260 4.4260 4.4260 4.4260 4.4259
100/00 4.4181 4.4181 4.4181 4.4181 4.4178
100/02 4.4101 4.4101 4.4101 4.4101 4.4097
100/04 4.4022 4.4022 4.4022 4.4022 4.4016
100/06 4.3942 4.3942 4.3942 4.3942 4.3936
100/08 4.3863 4.3863 4.3863 4.3863 4.3855
100/10 4.3784 4.3784 4.3784 4.3784 4.3774
100/12 4.3705 4.3705 4.3705 4.3705 4.3693
100/14 4.3626 4.3626 4.3626 4.3626 4.3613
100/16 4.3547 4.3547 4.3547 4.3547 4.3532
100/18 4.3467 4.3467 4.3467 4.3467 4.3452
100/20 4.3389 4.3389 4.3389 4.3389 4.3371
100/22 4.3310 4.3310 4.3310 4.3310 4.3291
100/24 4.3231 4.3231 4.3231 4.3231 4.3211
100/26 4.3152 4.3152 4.3152 4.3152 4.3131
100/28 4.3073 4.3073 4.3073 4.3073 4.3050
100/30 4.2995 4.2995 4.2995 4.2995 4.2970
101/00 4.2916 4.2916 4.2916 4.2916 4.2890
101/02 4.2837 4.2837 4.2837 4.2837 4.2810
101/04 4.2759 4.2759 4.2759 4.2759 4.2730
--------------------------------------------------------------------------------------------------------------
AVERAGE LIFE 9.86 9.86 9.86 9.86 9.64
FIRST PRIN 04/10/2013 04/10/2013 04/10/2013 04/10/2013 01/10/2013
LAST PRIN 04/10/2013 04/10/2013 04/10/2013 04/10/2013 02/10/2013
PAYMENT WINDOW 1 1 1 1 1
ACCRUAL FACTOR 0.3416 0.3416 0.3416 0.3416 0.3416
MOD DURATION @ 100/16 7.84 7.84 7.84 7.84 7.70
SPREAD INTERP. @ 100/16 76 76 76 76 81
Page 3 of 6
--------------------------------------------------------------------------------
XXXXXX XXXXXXX
---------------------------------------------------------------------------------------------------------------------------------
05/14/2003 18:02:58 CARVE Version 833.0 /w/ojhap/deal/gmac2003-c1/0512/gmac.red.0512.carve
GMACCM GMACCM SERIES 2003-C1 CLASS C
---------------------------------------------------------------------------------------------------------------------------------
Class C Settlement Date 05/29/2003 Coupon 4.44230 Cusip N/A
Original Balance 11,822,000.00 Dated Date 05/01/2003 Delay 9 Yield Table Date 05/14/2003
Current Balance 11,822,000.00 First Payment Date 06/10/2003 Lead Manager Xxxxxx Xxxxxxx Yield Frequency SemiAnnual
Credit Rating Aa3/AA- Next Payment Date 06/10/2003 Orig Deal Size 1,050,901,642.24 Yield Day Count 30/360
Market Desc N/A Payment Freq Monthly Num of Tranches 23
Factor 1.00000000 Interest Freq Monthly Deal Age 0
TREASURY CURVE
2 1.4546 5 2.5697 10 3.6231 30 4.6284
SWAP CURVE
2 yr 20.0000 3 yr 30.0000 5 yr 30.0000 7 yr 42.7500 10 yr 32.2500 20 yr 63.0000 30 yr 25.2500
PREPAY CPR 0 (!YM) CPR 25 (!YM) CPR 50 (!YM) CPR 75 (!YM) CPR 100
--------------------------------------------------------------------------------------------------------------
PRICE / YIELD
--------------------------------------------------------------------------------------------------------------
99/28 4.4854 4.4854 4.4854 4.4854 4.4854
99/30 4.4774 4.4774 4.4774 4.4774 4.4773
100/00 4.4695 4.4694 4.4694 4.4694 4.4692
100/02 4.4616 4.4615 4.4615 4.4615 4.4611
100/04 4.4537 4.4535 4.4535 4.4535 4.4531
100/06 4.4458 4.4455 4.4455 4.4455 4.4450
100/08 4.4379 4.4376 4.4376 4.4376 4.4369
100/10 4.4300 4.4297 4.4296 4.4296 4.4289
100/12 4.4221 4.4217 4.4217 4.4217 4.4208
100/14 4.4142 4.4138 4.4138 4.4138 4.4128
100/16 4.4063 4.4059 4.4058 4.4058 4.4048
100/18 4.3984 4.3979 4.3979 4.3979 4.3967
100/20 4.3906 4.3900 4.3900 4.3900 4.3887
100/22 4.3827 4.3821 4.3821 4.3821 4.3807
100/24 4.3748 4.3742 4.3742 4.3742 4.3727
100/26 4.3670 4.3663 4.3663 4.3663 4.3647
100/28 4.3592 4.3584 4.3584 4.3584 4.3567
100/30 4.3513 4.3506 4.3505 4.3505 4.3487
101/00 4.3435 4.3427 4.3426 4.3426 4.3407
101/02 4.3357 4.3348 4.3347 4.3347 4.3327
101/04 4.3278 4.3269 4.3269 4.3269 4.3247
--------------------------------------------------------------------------------------------------------------
AVERAGE LIFE 9.94 9.87 9.86 9.86 9.70
FIRST PRIN 04/10/2013 04/10/2013 04/10/2013 04/10/2013 02/10/2013
LAST PRIN 05/10/2013 05/10/2013 04/10/2013 04/10/2013 02/10/2013
PAYMENT WINDOW 2 2 1 1 1
ACCRUAL FACTOR 0.3455 0.3455 0.3455 0.3455 0.3455
MOD DURATION @ 100/16 7.87 7.82 7.82 7.82 7.71
SPREAD INTERP. @ 100/16 80 81 81 81 85
Page 4 of 6
--------------------------------------------------------------------------------
XXXXXX XXXXXXX
---------------------------------------------------------------------------------------------------------------------------------
05/14/2003 18:02:58 CARVE Version 833.0 /w/ojhap/deal/gmac2003-c1/0512/gmac.red.0512.carve
GMACCM GMACCM SERIES 2003-C1 CLASS D
---------------------------------------------------------------------------------------------------------------------------------
Class D Settlement Date 05/29/2003 Coupon 4.48290 Cusip N/A
Original Balance 22,332,000.00 Dated Date 05/01/2003 Delay 9 Yield Table Date 05/14/2003
Current Balance 22,332,000.00 First Payment Date 06/10/2003 Lead Manager Xxxxxx Xxxxxxx Yield Frequency SemiAnnual
Credit Rating A2/A Next Payment Date 06/10/2003 Orig Deal Size 1,050,901,642.24 Yield Day Count 30/360
Market Desc N/A Payment Freq Monthly Num of Tranches 23
Factor 1.00000000 Interest Freq Monthly Deal Age 0
TREASURY CURVE
2 1.4546 5 2.5697 10 3.6231 30 4.6284
SWAP CURVE
2 yr 20.0000 3 yr 30.0000 5 yr 30.0000 7 yr 42.7500 10 yr 32.2500 20 yr 63.0000 30 yr 25.2500
PREPAY CPR 0 (!YM) CPR 25 (!YM) CPR 50 (!YM) CPR 75 (!YM) CPR 100
--------------------------------------------------------------------------------------------------------------
PRICE / YIELD
--------------------------------------------------------------------------------------------------------------
99/28 4.5266 4.5266 4.5266 4.5266 4.5266
99/30 4.5187 4.5187 4.5186 4.5186 4.5185
100/00 4.5107 4.5107 4.5107 4.5106 4.5104
100/02 4.5028 4.5028 4.5027 4.5026 4.5023
100/04 4.4949 4.4929 4.4947 4.4947 4.4942
100/06 4.4869 4.4869 4.4868 4.4867 4.4862
100/08 4.4790 4.4790 4.4789 4.4787 4.4781
100/10 4.4711 4.4711 4.4709 4.4708 4.4700
100/12 4.4632 4.4632 4.4630 4.4628 4.4619
100/14 4.4553 4.4553 4.4551 4.4548 4.4539
100/16 4.4474 4.4474 4.4471 4.4469 4.4458
100/18 4.4395 4.4395 4.4392 4.4390 4.4378
100/20 4.4317 4.4317 4.4313 4.4310 4.4297
100/22 4.4238 4.4238 4.4234 4.4231 4.4217
100/24 4.4159 4.4159 4.4155 4.4152 4.4137
100/26 4.4081 4.4081 4.4076 4.4073 4.4057
100/28 4.4002 4.4002 4.3998 4.3994 4.3976
100/30 4.3924 4.3924 4.3919 4.3915 4.3896
101/00 4.3845 4.3845 4.3840 4.3836 4.3816
101/02 4.3767 4.3767 4.3761 4.3757 4.3736
101/04 4.3688 4.3688 4.3683 4.3678 4.3656
--------------------------------------------------------------------------------------------------------------
AVERAGE LIFE 9.95 9.95 9.90 9.86 9.70
FIRST PRIN 05/10/2013 05/10/2013 04/10/2013 04/10/2013 02/10/2013
LAST PRIN 05/10/2013 05/10/2013 05/10/2013 04/10/2013 02/10/2013
PAYMENT WINDOW 1 1 2 1 1
ACCRUAL FACTOR 0.3487 0.3487 0.3487 0.3487 0.3487
MOD DURATION @ 100/16 7.86 7.86 7.83 7.80 7.70
SPREAD INTERP. @ 100/16 84 84 84 85 89
Page 5 of 6
--------------------------------------------------------------------------------
XXXXXX XXXXXXX
---------------------------------------------------------------------------------------------------------------------------------
05/14/2003 18:02:58 CARVE Version 833.0 /w/ojhap/deal/gmac2003-c1/0512/gmac.red.0512.carve
GMACCM GMACCM SERIES 2003-C1 CLASS E
---------------------------------------------------------------------------------------------------------------------------------
Class E Settlement Date 05/29/2003 Coupon 4.54220 Cusip N/A
Original Balance 15,763,000.00 Dated Date 05/01/2003 Delay 9 Yield Table Date 05/14/2003
Current Balance 15,763,000.00 First Payment Date 06/10/2003 Lead Manager Xxxxxx Xxxxxxx Yield Frequency SemiAnnual
Credit Rating A3/A- Next Payment Date 06/10/2003 Orig Deal Size 1,050,901,642.24 Yield Day Count 30/360
Market Desc N/A Payment Freq Monthly Num of Tranches 23
Factor 1.00000000 Interest Freq Monthly Deal Age 0
TREASURY CURVE
2 1.4546 5 2.5697 10 3.6231 30 4.6284
SWAP CURVE
2 yr 20.0000 3 yr 30.0000 5 yr 30.0000 7 yr 42.7500 10 yr 32.2500 20 yr 63.0000 30 yr 25.2500
PREPAY CPR 0 (!YM) CPR 25 (!YM) CPR 50 (!YM) CPR 75 (!YM) CPR 100
--------------------------------------------------------------------------------------------------------------
PRICE / YIELD
--------------------------------------------------------------------------------------------------------------
99/28 4.5868 4.5868 4.5868 4.5868 4.5869
99/30 4.5789 4.5789 4.5789 4.5788 4.5787
100/00 4.5709 4.5709 4.5709 4.5709 4.5706
100/02 4.5630 4.5630 4.5630 4.5629 4.5625
100/04 4.5550 4.5550 4.5550 4.5549 4.5544
100/06 4.5471 4.5471 4.5471 4.5469 4.5463
100/08 4.5391 4.5391 4.5391 4.5389 4.5382
100/10 4.5312 4.5312 4.5312 4.5310 4.5301
100/12 4.5233 4.5233 4.5233 4.5230 4.5220
100/14 4.5153 4.5153 4.5153 4.5151 4.5139
100/16 4.5074 4.5074 4.5074 4.5071 4.5058
100/18 4.4995 4.4995 4.4995 4.4992 4.4978
100/20 4.4916 4.4916 4.4916 4.4913 4.4897
100/22 4.4837 4.4837 4.4837 4.4833 4.4816
100/24 4.4758 4.4758 4.4758 4.4754 4.4736
100/26 4.4679 4.4679 4.4679 4.4675 4.4655
100/28 4.4601 4.4601 4.4601 4.4596 4.4575
100/30 4.4522 4.4522 4.4522 4.4517 4.4495
101/00 4.4443 4.4443 4.4443 4.4438 4.4414
101/02 4.4365 4.4365 4.4365 4.4359 4.4334
101/04 4.4286 4.4286 4.4286 4.4280 4.4254
--------------------------------------------------------------------------------------------------------------
AVERAGE LIFE 9.95 9.95 9.95 9.90 9.70
FIRST PRIN 05/10/2013 05/10/2013 05/10/2013 04/10/2013 02/10/2013
LAST PRIN 05/10/2013 05/10/2013 05/10/2013 05/10/2013 02/10/2013
PAYMENT WINDOW 1 1 1 2 1
ACCRUAL FACTOR 0.3533 0.3533 0.3533 0.3533 0.3533
MOD DURATION @ 100/16 7.83 7.83 7.83 7.80 7.68
SPREAD INTERP. @ 100/16 90 90 90 91 95
Page 6 of 6
--------------------------------------------------------------------------------
