1761 E. St. Andrew Place				Distribution Date:	78/19/05
Santa Ana, CA 92705	GMAC	Mortgage	Corporation
Attn: Valerie Delgado
714-247-6320

GMAC MORTGAGE LOAN TRUST 2005-AR3
GMACM Mortgage Pass-Through Certificates, Series 2005-AR3

Certificateholder Monthly Distribution Summary

Certificate

Pass

Current

Cumulative

Class

Rate

Beginning

Through

Principal

Interest

Total

Realized

Ending

Realized

Class

Cusip

Description

Type

Balance

Rate (%)

Distribution

Losses

Balance

Losses

1-A

36185N6Y1

Senior

Var-30/360

3129,~~527~~914,~~991~~347.6247

4.~~823895~~797047

1675,~~613,644~~519.1546

~~126~~119,~~739~~583.9879

1795,~~740,384~~103.1325

0.00

29,~~914~~238,~~347~~828.4701

0.00

2A-1

36185N6Z8

Senior

Var-30/360

9190,~~282~~987,~~429~~049.7238

5.~~142538~~142223

~~295~~741,~~380~~804.3414

~~391~~389,~~186~~896.1039

~~686~~1,~~566~~131,700.4453

0.00

90,~~987~~245,~~049~~245.3824

0.00

2A-2

36185N7A2

Senior

Var-30/360

4,~~402~~388,~~897~~650.7342

5.~~142538~~142223

1435,~~247~~780.3103

18,~~868~~806.3918

3354,~~115~~586.7021

0.00

4,~~388~~352,~~650~~870.4239

0.00

3A-1

36185N7B0

Senior

Var-30/360

7473,~~502~~358,~~679~~061.9652

4.~~911375~~911074

1,~~144~~703,~~618~~425.4451

~~304~~300,~~925~~222.5238

12,~~449~~003,~~543~~647.9689

0.00

7371,~~358~~654,~~061~~636.5200

0.00

3A-2

36185N7C8

Senior

Var-30/360

4,~~779~~705,~~098~~675.5812

4.~~911375~~911074

73109,~~423~~269.4607

19,~~559~~258.9627

92128,~~983~~527.4234

0.00

4,~~705~~596,~~675~~406.1205

0.00

3A-3

36185N7D6

Senior

Var-30/360

7472,~~154~~632,~~524~~090.5646

4.~~911375~~911074

12,~~522~~265,~~434~~692.0921

~~303~~297,~~500~~251.5830

12,~~825~~562,~~934~~943.6751

0.00

7270,~~632~~366,~~090~~398.4626

0.00

3A-4

36185N7E4

Senior

Var-30/360

24,940,000.00

4.~~911375~~911074

0.00

102,~~074~~068.7549

0.00

24,940,000.00

0.00

4A-1

36185N7F1

Senior

Var-30/360

1,~~484~~469,~~250~~686.8024

4.~~999623~~993809

1411,~~564~~742.5606

6,~~183~~116.9111

2017,~~748~~858.4717

0.00

1,~~469~~457,~~686~~944.2417

0.00

4A-2

36185N7G9

Senior

Var-30/360

12,~~332~~176,~~075~~782.5834

4.~~999623~~993809

~~155~~125,~~293~~198.2465

5150,~~379~~673.77

~~206~~175,~~673~~872.0142

0.00

12,~~176~~051,~~782~~583.3469

0.00

4A-3

36185N7H7

Senior

Var-30/360

4948,~~328~~707,~~302~~129.3336

4.~~999623~~993809

~~621~~500,~~172~~794.9861

~~205~~202,~~519~~695.1008

~~826~~703,~~692~~489.0869

0.00

48,~~707~~206,~~129~~334.3675

0.00

4A-4

36185N7J3

Senior

Var-30/360

3,~~946~~896,~~264~~570.1935

4.~~999623~~993809

4940,~~693~~063.8457

16,~~441~~215.5361

6656,~~135~~279.3718

0.00

3,~~896~~856,~~570~~506.3578

0.00

4A-5

36185N7K0

Senior

Var-30/360

18,586,000.00

4.~~999623~~993809

0.00

77,~~435~~345.8378

0.00

18,586,000.00

0.00

5A-1

36185N7L8

Senior

Var-30/360

99,~~802~~746,~~178~~986.2156

5.~~172065~~171917

55340,~~191~~601.6584

~~430~~429,~~152~~902.7961

~~485~~770,~~344~~504.4445

0.00

99,~~746~~406,~~986~~384.5672

0.00

5A-2

36185N7M6

Senior

Var-30/360

4,~~962~~959,~~319~~575.9270

5.~~172065~~171917

216,~~744~~935.2125

21,~~387~~375.8743

2438,~~132~~310.0868

0.00

4,~~959~~942,~~575~~640.7045

0.00

36185N7N4

Senior

Var-30/360

0.00

4.~~823895~~797047

0.00

M-1

36185N7P9

Mezzanine

Var-30/360

12,~~567~~565,~~362~~716.9069

5.~~020618~~017708

1,~~646~~688.2253

52,~~579~~542.9458

54,~~226~~231.1611

0.00

12,~~565~~564,~~716~~028.6916

0.00

M-2

36185N7Q7

Mezzanine

Var-30/360

4,~~189~~188,~~454~~905.2648

5.~~020618~~017708

~~548~~562.7889

17,~~528~~515.0459

18,~~076~~078.8248

0.00

4,188,~~905~~342.4859

0.00

M-3

36185N7R5

Mezzanine

Var-30/360

2,094,~~727~~452.1374

5.~~020618~~017708

~~274~~281.3944

8,~~764~~757.0279

9,~~038~~039.4123

0.00

2,094,~~452~~171.7429

0.00

B-1

36185N7S3

Junior

Var-30/360

2,356,~~693~~384.0030

5.~~020618~~017708

~~308~~316.7164

9,~~860~~853.0504

10,~~168~~169.7668

0.00

2,356,~~384~~067.3066

0.00

B-2

36185N7T1

Junior

Var-30/360

1,832,~~761~~521.2518

5.~~020618~~017708

~~240~~246.0825

7,~~668~~662.0055

7,908.0880

0.00

1,832,~~521~~274.1893

0.00

B-3

36185N7U8

Junior

Var-30/360

1,047,~~410~~272.0181

5.~~020618~~017708

~~137~~140.2073

4,~~382~~379.2028

4,~~519~~520.4001

0.00

1,047,~~272~~132.8108

0.00

Totals

~~520~~514,~~119~~553,~~421~~858.7512

56,~~565~~570,~~563~~062.6588

2,~~176~~152,~~138~~122.3302

78,~~741~~722,~~701~~184.9890

0.00

~~514~~507,~~553~~983,~~858~~795.1222

0.00

Page 1

1761 E. St. Andrew Place				Distribution Date:	78/19/05
Santa Ana, CA 92705	GMAC	Mortgage	Corporation
Attn: Valerie Delgado
714-247-6320

GMAC MORTGAGE LOAN TRUST 2005-AR3
GMACM Mortgage Pass-Through Certificates, Series 2005-AR3

Principal Distribution Detail

Original

Beginning

Scheduled

Unscheduled

Net

Current

Ending

Certificate

Principal

Accretion

Principal

Realized

Certificate

Class

Cusip

Balance

Distribution

Principal

Adjustments

Distribution

Losses

Balance

Factor

1-A

36185N6Y1

31,856,000.00

3129,~~527~~914,~~991~~347.6247

1675,~~613,644~~519.1546

0.00

1675,~~613,644~~519.1546

0.00

29,~~914~~238,~~347~~828.4701

0.~~93904907928~~91784367191

2A-1

36185N6Z8

91,637,000.00

9190,~~282~~987,~~429~~049.7238

~~295~~741,~~380~~804.3414

0.00

~~295~~741,~~380~~804.3414

0.00

90,~~987~~245,~~049~~245.3824

0.~~99290733412~~98481230552

2A-2

36185N7A2

4,420,000.00

4,~~402~~388,~~897~~650.7342

1435,~~247~~780.3103

0.00

1435,~~247~~780.3103

0.00

4,~~388~~352,~~650~~870.4239

0.~~99290733412~~98481230552

3A-1

36185N7B0

75,000,000.00

7473,~~502~~358,~~679~~061.9652

1,~~144~~703,~~618~~425.4451

0.00

1,~~144~~703,~~618~~425.4451

0.00

7371,~~358~~654,~~061~~636.5200

0.~~97810748691~~95539514673

3A-2

36185N7C8

4,811,000.00

4,~~779~~705,~~098~~675.5812

73109,~~423~~269.4607

0.00

73109,~~423~~269.4607

0.00

4,~~705~~596,~~675~~406.1205

0.~~97810748691~~95539514673

3A-3

36185N7D6

74,816,000.00

7472,~~154~~632,~~524~~090.5646

12,~~522~~265,~~434~~692.0921

0.00

12,~~522~~265,~~434~~692.0921

0.00

7270,~~632~~366,~~090~~398.4626

0.~~97080959240~~94052606738

3A-4

36185N7E4

24,940,000.00

0.00

24,940,000.00

1.00000000000

4A-1

36185N7F1

1,500,000.00

1,~~484~~469,~~250~~686.8024

1411,~~564~~742.5606

0.00

1411,~~564~~742.5606

0.00

1,~~469~~457,~~686~~944.2417

0.~~97979082396~~97196278140

4A-2

36185N7G9

12,500,000.00

12,~~332~~176,~~075~~782.5834

~~155~~125,~~293~~198.2465

0.00

~~155~~125,~~293~~198.2465

0.00

12,~~176~~051,~~782~~583.3469

0.~~97414258717~~96412669501

4A-3

36185N7H7

50,000,000.00

4948,~~328~~707,~~302~~129.3336

~~621~~500,~~172~~794.9861

0.00

~~621~~500,~~172~~794.9861

0.00

48,~~707~~206,~~129~~334.3675

0.~~97414258717~~96412669501

4A-4

36185N7J3

4,000,000.00

3,~~946~~896,~~264~~570.1935

4940,~~693~~063.8457

0.00

4940,~~693~~063.8457

0.00

3,~~896~~856,~~570~~506.3578

0.~~97414258717~~96412669501

4A-5

36185N7K0

18,586,000.00

0.00

18,586,000.00

1.00000000000

5A-1

36185N7L8

100,560,000.00

99,~~802~~746,~~178~~986.2156

55340,~~191~~601.6584

0.00

55340,~~191~~601.6584

0.00

99,~~746~~406,~~986~~384.5672

0.~~99191514085~~98852808992

5A-2

36185N7M6

5,000,000.00

4,~~962~~959,~~319~~575.9270

216,~~744~~935.2125

0.00

216,~~744~~935.2125

0.00

4,~~959~~942,~~575~~640.7045

0.~~99191514085~~98852808992

36185N7N4

100.00

0.00

0.00000000000

M-1

36185N7P9

12,569,000.00

12,~~567~~565,~~362~~716.9069

1,~~646~~688.2253

0.00

1,~~646~~688.2253

0.00

12,~~565~~564,~~716~~028.6916

0.~~99973877696~~99960443596

M-2

36185N7Q7

4,190,000.00

4,~~189~~188,~~454~~905.2648

~~548~~562.7889

0.00

~~548~~562.7889

0.00

4,188,~~905~~342.4859

0.~~99973877696~~99960443596

M-3

36185N7R5

2,095,000.00

2,094,~~727~~452.1374

~~274~~281.3944

0.00

~~274~~281.3944

0.00

2,094,~~452~~171.7429

0.~~99973877696~~99960443596

B-1

36185N7S3

2,357,000.00

2,356,~~693~~384.0030

~~308~~316.7164

0.00

~~308~~316.7164

0.00

2,356,~~384~~067.3066

0.~~99973877696~~99960443596

B-2

36185N7T1

1,833,000.00

1,832,~~761~~521.2518

~~240~~246.0825

0.00

~~240~~246.0825

0.00

1,832,~~521~~274.1893

0.~~99973877696~~99960443596

B-3

36185N7U8

1,047,546.45

1,047,~~410~~272.0181

~~137~~140.2073

0.00

~~137~~140.2073

0.00

1,047,~~272~~132.8108

0.~~99973877696~~99960443596

Totals

523,717,646.45

~~520~~514,~~119~~553,~~421~~858.7512

56,~~565~~570,~~563~~062.6588

0.00

56,~~565~~570,~~563~~062.6588

0.00

~~514~~507,~~553~~983,~~858~~795.1222

Page 2

1761 E. St. Andrew Place				Distribution Date:	78/19/05
Santa Ana, CA 92705	GMAC	Mortgage	Corporation
Attn: Valerie Delgado
714-247-6320

GMAC MORTGAGE LOAN TRUST 2005-AR3
GMACM Mortgage Pass-Through Certificates, Series 2005-AR3

Interest Distribution Detail

Beginning

Pass

Accrued

Cumulative

Total

Net

Unscheduled

Certificate

Through

Optimal

Unpaid

Deferred

Interest

Prepayment

Interest

Class

Balance

Rate (%)

Interest

Due

Int Shortfall

Adjustment

Paid

1-A

3129,~~527~~914,~~991~~347.6247

4.~~823895~~797047

~~126~~119,~~739~~583.9879

0.00

~~126~~119,~~739~~583.9879

0.00

~~126~~119,~~739~~583.9879

2A-1

9190,~~282~~987,~~429~~049.7238

5.~~142538~~142223

~~391~~389,~~186~~896.1039

0.00

~~391~~389,~~186~~896.1039

0.00

~~391~~389,~~186~~896.1039

2A-2

4,~~402~~388,~~897~~650.7342

5.~~142538~~142223

18,~~868~~806.3918

0.00

18,~~868~~806.3918

0.00

18,~~868~~806.3918

3A-1

7473,~~502~~358,~~679~~061.9652

4.~~911375~~911074

~~304~~300,~~925~~222.5238

0.00

~~304~~300,~~925~~222.5238

0.00

~~304~~300,~~925~~222.5238

3A-2

4,~~779~~705,~~098~~675.5812

4.~~911375~~911074

19,~~559~~258.9627

0.00

19,~~559~~258.9627

0.00

19,~~559~~258.9627

3A-3

7472,~~154~~632,~~524~~090.5646

4.~~911375~~911074

~~303~~297,~~500~~251.5830

0.00

~~303~~297,~~500~~251.5830

0.00

~~303~~297,~~500~~251.5830

3A-4

24,940,000.00

4.~~911375~~911074

102,~~074~~068.7549

0.00

102,~~074~~068.7549

0.00

102,~~074~~068.7549

4A-1

1,~~484~~469,~~250~~686.8024

4.~~999623~~993809

6,~~183~~116.9111

0.00

6,~~183~~116.9111

0.00

6,~~183~~116.9111

4A-2

12,~~332~~176,~~075~~782.5834

4.~~999623~~993809

5150,~~379~~673.77

0.00

5150,~~379~~673.77

0.00

5150,~~379~~673.77

4A-3

4948,~~328~~707,~~302~~129.3336

4.~~999623~~993809

~~205~~202,~~519~~695.1008

0.00

~~205~~202,~~519~~695.1008

0.00

~~205~~202,~~519~~695.1008

4A-4

3,~~946~~896,~~264~~570.1935

4.~~999623~~993809

16,~~441~~215.5361

0.00

16,~~441~~215.5361

0.00

16,~~441~~215.5361

4A-5

18,586,000.00

4.~~999623~~993809

77,~~435~~345.8378

0.00

77,~~435~~345.8378

0.00

77,~~435~~345.8378

5A-1

99,~~802~~746,~~178~~986.2156

5.~~172065~~171917

~~430~~429,~~152~~902.7961

0.00

~~430~~429,~~152~~902.7961

0.00

~~430~~429,~~152~~902.7961

5A-2

4,~~962~~959,~~319~~575.9270

5.~~172065~~171917

21,~~387~~375.8743

0.00

21,~~387~~375.8743

0.00

21,~~387~~375.8743

0.00

4.~~823895~~797047

0.00

M-1

12,~~567~~565,~~362~~716.9069

5.~~020618~~017708

52,~~579~~542.9458

0.00

52,~~579~~542.9458

0.00

52,~~579~~542.9458

M-2

4,~~189~~188,~~454~~905.2648

5.~~020618~~017708

17,~~528~~515.0459

0.00

17,~~528~~515.0459

0.00

17,~~528~~515.0459

M-3

2,094,~~727~~452.1374

5.~~020618~~017708

8,~~764~~757.0279

0.00

8,~~764~~757.0279

0.00

8,~~764~~757.0279

B-1

2,356,~~693~~384.0030

5.~~020618~~017708

9,~~860~~853.0504

0.00

9,~~860~~853.0504

0.00

9,~~860~~853.0504

B-2

1,832,~~761~~521.2518

5.~~020618~~017708

7,~~668~~662.0055

0.00

7,~~668~~662.0055

0.00

7,~~668~~662.0055

B-3

1,047,~~410~~272.0181

5.~~020618~~017708

4,~~382~~379.2028

0.00

4,~~382~~379.2028

0.00

4,~~382~~379.2028

Totals

~~520~~514,~~119~~553,~~421~~858.7512

2,~~176~~152,~~138~~122.3302

0.00

2,~~176~~152,~~138~~122.3302

0.00

2,~~176~~152,~~138~~122.3302

Page 3

1761 E. St. Andrew Place				Distribution Date:	78/19/05
Santa Ana, CA 92705	GMAC	Mortgage	Corporation
Attn: Valerie Delgado
714-247-6320

GMAC MORTGAGE LOAN TRUST 2005-AR3
GMACM Mortgage Pass-Through Certificates, Series 2005-AR3

Current Payment Information

Factors per $1,000

Original

Beginning Cert.

Ending Cert.

Pass

Certificate

Notional

Principal

Interest

Notional

Through

Class

Cusip

Balance

Distribution

Balance

Rate (%)

1-A

36185N6Y1

31,856,000.00

~~989~~939.~~703403323~~049079276

5021.~~654324046~~205407366

3.~~978527750~~753885850

~~939~~917.~~049079276~~843671910

4.~~823895~~797047

2A-1

36185N6Z8

91,637,000.00

~~996~~992.~~130708287~~907334124

38.~~223374163~~095028608

4.~~268866341~~254792195

~~992~~984.~~907334124~~812305516

5.~~142538~~142223

2A-2

36185N7A2

4,420,000.00

~~996~~992.~~130708287~~907334124

38.~~223374163~~095028608

4.~~268866341~~254792195

~~992~~984.~~907334124~~812305516

5.~~142538~~142223

3A-1

36185N7B0

75,000,000.00

~~993~~978.~~369066097~~107486914

1522.~~261579183~~712340182

4.~~065673587~~002965100

~~978~~955.~~107486914~~395146732

4.~~911375~~911074

3A-2

36185N7C8

4,811,000.00

~~993~~978.~~369066097~~107486914

1522.~~261579183~~712340182

4.~~065673587~~002965100

~~978~~955.~~107486914~~395146732

4.~~911375~~911074

3A-3

36185N7D6

74,816,000.00

~~991~~970.~~158636623~~809592395

2030.~~349044228~~283525011

43.~~056626713~~973098017

~~970~~940.~~809592395~~526067384

4.~~911375~~911074

3A-4

36185N7E4

24,940,000.00

1,000.000000000

0.000000000

4.~~092812758~~092561557

1,000.000000000

4.~~911375~~911074

4A-1

36185N7F1

1,500,000.00

~~989~~979.~~500530103~~790823956

97.~~709706147~~828042555

4.~~122608075~~077406730

~~979~~971.~~790823956~~962781401

4.~~999623~~993809

4A-2

36185N7G9

12,500,000.00

~~986~~974.~~566046681~~142587174

1210.~~423459507~~015892163

4.~~110381982~~053901551

~~974~~964.~~142587174~~126695011

4.~~999623~~993809

4A-3

36185N7H7

50,000,000.00

~~986~~974.~~566046681~~142587174

1210.~~423459507~~015892163

4.~~110381982~~053901551

~~974~~964.~~142587174~~126695011

4.~~999623~~993809

4A-4

36185N7J3

4,000,000.00

~~986~~974.~~566046681~~142587174

1210.~~423459507~~015892163

4.~~110381982~~053901551

~~974~~964.~~142587174~~126695011

4.~~999623~~993809

4A-5

36185N7K0

18,586,000.00

1,000.000000000

0.000000000

4.~~166352568~~161507365

1,000.000000000

4.~~999623~~993809

5A-1

36185N7L8

100,560,000.00

~~992~~991.~~463983803~~915140847

03.~~548842956~~387050922

4.~~277573457~~275085576

~~991~~988.~~915140847~~528089925

5.~~172065~~171917

5A-2

36185N7M6

5,000,000.00

~~992~~991.~~463983803~~915140847

03.~~548842956~~387050922

4.~~277573457~~275085576

~~991~~988.~~915140847~~528089925

5.~~172065~~171917

36185N7N4

100.00

0.000000000

4.~~823895~~797047

M-1

36185N7P9

12,569,000.00

999.~~869751250~~738776960

0.~~130974290~~134340995

4.~~183303471~~180330955

999.~~738776960~~604435964

5.~~020618~~017708

M-2

36185N7Q7

4,190,000.00

999.~~869751250~~738776960

0.~~130974290~~134340995

4.~~183303471~~180330955

999.~~738776960~~604435964

5.~~020618~~017708

M-3

36185N7R5

2,095,000.00

999.~~869751250~~738776960

0.~~130974290~~134340995

4.~~183303471~~180330955

999.~~738776960~~604435964

5.~~020618~~017708

B-1

36185N7S3

2,357,000.00

999.~~869751250~~738776960

0.~~130974290~~134340995

4.~~183303471~~180330955

999.~~738776960~~604435964

5.~~020618~~017708

B-2

36185N7T1

1,833,000.00

999.~~869751250~~738776960

0.~~130974290~~134340995

4.~~183303471~~180330955

999.~~738776960~~604435964

5.~~020618~~017708

B-3

36185N7U8

1,047,546.45

999.~~869751250~~738776960

0.~~130974290~~134340995

4.~~183298984~~180511518

999.~~738776960~~604435964

5.~~020618~~017708

Totals

523,717,646.45

~~993~~982.~~129456828~~502425893

1012.~~627030973~~545047746

4.~~155174730~~109317367

~~982~~969.~~502425893~~957378109

Page 4

Filing Compare · GMACM MORTGAGE LOAN TRUST 2005-AR3