(ACT 2.0) - March 1999 Edition

This is a temporary design for ACT 2.0 until the web pages are all redesigned.

The specifications and configuration of the test computer can be found here.

The Calgary Corpus file test includes 18 files. The links to download these test files can be found here.

  ACT 2.0 Calgary Corpus Test
  Total Files Size (bytes): 3,251,493
  Name Switches Compress
Time
Extract
Time
Compressed
Size
Overall
Score
Compress
Ratio
Bits per
Byte
      (seconds) (seconds) (bytes) (seconds) (%) (b/B)
B BOA 0.58b -m15 -s 93.67 96.87 776,079 406.12 76.1 1.9095
  BOA 0.58b -s 84.46 88.10 782,501 389.92 75.9 1.9253
# ACB 2.00c (u)f 219.98 220.50 794,403 661.15 75.6 1.9546
# ACB 2.00c (b)f 154.83 156.76 803,929 534.90 75.3 1.9780
  RKIVE 1.92b1 -mt1 79.00 71.88 809,596 375.77 75.1 1.9919
# ACB 2.00c (B)f 114.06 115.60 821,745 457.92 74.7 2.0218
* DST 0.9b+TAR -me 65.41 56.06 829,948 352.01 74.5 2.0420
# ACB 1.14a (b)f 156.65 160.24 830,478 547.58 74.5 2.0433
* 777 0.04b1 -mg -mu16 238.95 121.52 834,518 592.28 74.3 2.0533
  X1 0.95a ->X xem4l2 48.20 50.17 834,611 330.21 74.3 2.0535
* UFA 0.04b1 -mg -mu16 113.31 82.23 837,774 428.26 74.2 2.0613
  X1 0.95a ->X xem3 48.14 49.30 838,074 330.24 74.2 2.0620
* DST 0.9b+TAR -mt 77.17 77.60 842,197 388.71 74.1 2.0721
  RKIVE 1.92b1 -mb3 63.14 43.40 862,709 346.18 73.5 2.1226
* SZIP 1.11beta+TAR -o0b34 99.46 7.36 866,521 347.52 73.4 2.1320
* EXP v1 (none) 12.09 4.73 866,858 257.61 73.3 2.1328
+* PAR 1.48 (Normal) 95.60 38.52 866,881 374.92 73.3 2.1329
* PAR 1.47b (Normal) 98.14 39.37 866,885 378.31 73.3 2.1329
*O IMP 1.01 -2 -s 8.94 2.96 867,623 252.91 73.3 2.1347
* 777 0.04b1 -m5 -mu16 -s 100.89 112.19 873,670 455.77 73.1 2.1496
* UFA 0.04b1 -m5 -mu16 -s 101.86 112.27 873,670 456.82 73.1 2.1496
* SZIP 1.11beta+TAR (none) 11.86 9.49 875,341 264.50 73.1 2.1537
* 777 0.04b1 -m2 -md512 -s 300.93 95.46 877,074 640.02 73.0 2.1580
+ ARHANGEL 1.38 -2 -mm 36.04 34.50 880,925 315.24 72.9 2.1674
  ARHANGEL 1.34a -2 -mm 38.60 34.24 881,126 317.60 72.9 2.1679
  HA 0.999b e12 77.38 43.66 881,497 365.90 72.9 2.1688
  HA 0.999b e2 43.90 47.45 882,151 336.39 72.9 2.1705
  RKIVE 1.92b1 -mf3 38.43 19.86 883,059 303.58 72.8 2.1727
* BZIP2 0.9.0b+TAR (none) 20.17 5.87 890,621 273.43 72.6 2.1913
* SZIP 1.11beta+TAR -o4b34 6.21 8.80 895,617 263.79 72.5 2.2036
* CABARC 1.0 -m LZX:21 38.43 1.14 895,669 288.37 72.5 2.2037
* BIX 1.00b2 -md2048 -s 38.16 1.56 895,953 288.60 72.4 2.2044
* BZIP2 0.9.0b+TAR -5 20.14 5.80 898,160 275.43 72.4 2.2098
* UFA 0.04b1 -s 104.09 14.49 899,442 368.43 72.3 2.2130
  X1 0.95a ->X xem6l2ob 410.45 426.16 900,627 1086.78 72.3 2.2159
  LZAP 0.20.0+TAR (none) 98.48 103.27 900,697 451.94 72.3 2.2161
* JAR32 1.02 -m4 17.01 4.06 903,861 272.14 72.2 2.2239
* JAR32 1.02 -m3 15.33 4.05 908,019 271.61 72.1 2.2341
* JAR32 1.02 (none) 10.96 4.04 910,937 268.04 72.0 2.2413
  UHARC 0.2 -m3 -md1024 76.77 14.91 918,282 346.76 71.8 2.2593
  CODEC 3.21 -c10 38.65 43.44 918,663 337.27 71.7 2.2603
+# ERI32 3.6w -m5 -ho 225.83 13.90 924,904 496.65 71.6 2.2756
* BIX 1.00b2 (none) 28.66 1.60 926,315 287.57 71.5 2.2791
+# ERI32 3.6w -m3 -hc4k -ho 113.90 14.56 933,516 387.77 71.3 2.2968
  JAR16 1.02 -m4 30.41 17.62 935,544 307.90 71.2 2.3018
  JAR16 1.02 -m3 30.72 19.22 937,206 310.28 71.2 2.3059
+* RAR32 2.5b4 -m5 -mm -md1024 -s 80.63 2.06 938,277 343.32 71.1 2.3085
  JAR16 1.02 (none) 25.19 18.16 945,699 306.04 70.9 2.3268
* RAR32 2.06 -m5 -mm -md1024 -s 147.22 1.97 946,412 412.08 70.9 2.3286
+# ERI32 3.6w -m2 -md4 -ho 107.25 16.32 950,364 387.56 70.8 2.3383
  UHARC 0.2 -m2 -md1024 54.15 15.41 951,938 333.99 70.7 2.3422
+* RAR32 2.5b4 -mm -md1024 -s 28.80 2.03 955,917 296.36 70.6 2.3519
* BVI 1.70+TAR -m4 2762.06 2823.23 958,751 5851.61 70.5 2.3589
+* RAR32 2.5b4 -m5 -mm -md1024 43.78 2.34 962,603 313.51 70.4 2.3684
  HAP 4.62 3 15.59 26.78 967,344 311.08 70.2 2.3801
  HAP 3.14e11 3 16.43 27.46 967,344 312.60 70.2 2.3801
* IMP 1.01 -m3 -s 9.82 1.01 969,120 280.03 70.2 2.3844
* RAR32 2.06 -m5 -mm -md1024 74.63 2.32 970,602 346.56 70.1 2.3881
* RAR32 2.06 -mm -md1024 -s 29.47 1.97 984,087 304.80 69.7 2.4213
* ACE32 1.2b -m5 -d1024 24.78 2.55 984,814 300.89 69.7 2.4230
  ACE 1.2b -m5 -d1024 -s 32.66 11.57 984,814 317.79 69.7 2.4230
  ACE 1.2b -m5 -d1024 32.69 11.75 984,814 318.00 69.7 2.4230
* ACE32 1.2b -m5 -d1024 -s 25.55 2.70 984,814 301.81 69.7 2.4230
* DST 0.9b+TAR -mb 31.77 15.60 990,904 322.62 69.5 2.4380
# ARI 2.2 -ho 185.42 3.29 993,700 464.74 69.4 2.4449
  UHARC 0.2 -m1 -md1024 35.52 15.90 995,953 328.07 69.4 2.4505
* CABARC 1.0 -m LZX:15 18.60 1.05 1,001,571 297.86 69.2 2.4643
# ARI 2.2 -m3 -ho 72.58 3.37 1,005,144 355.16 69.1 2.4731
  RAR 2.06 -m5 -mm -s 22.53 8.45 1,009,291 311.34 69.0 2.4833
* XTREME 1.03 -s -t5 23.17 2.98 1,014,231 307.88 68.8 2.4954
* XTREME 1.03 -s -t7 26.38 3.08 1,017,209 312.02 68.7 2.5027
  RAR 2.06 -m5 -mm 20.34 7.40 1,017,483 310.37 68.7 2.5034
  YAC 1.02 (none) 32.00 14.64 1,021,057 330.27 68.6 2.5122
  UC v2.37 beta (Max Compress) 23.76 6.32 1,024,324 314.61 68.5 2.5203
  UC2 v3.0 PRO (Max Compress) 26.43 8.97 1,024,346 319.94 68.5 2.5203
* 7-ZIP 2.00b1 (none) 18.13 2.44 1,028,286 306.21 68.4 2.5300
  RAR 2.06 -s 14.36 7.72 1,028,764 307.85 68.4 2.5312
* ACE32 1.2b -d1024 11.13 2.88 1,034,982 301.51 68.2 2.5465
  ACE 1.2b -d1024 20.72 11.77 1,034,982 319.99 68.2 2.5465
* HUFFMAN C.E.II 0.21d (none) 29.10 2.66 1,036,340 319.63 68.1 2.5498
+ ARHANGEL 1.38 -1 -mm 26.33 10.77 1,050,626 328.94 67.7 2.5850
  ARHANGEL 1.34a -1 -mm 29.59 10.85 1,050,626 332.28 67.7 2.5850
  UC2 v3.0 PRO (Default) 14.29 8.99 1,051,528 315.37 67.7 2.5872
  UC v2.37 beta (Default) 11.62 6.37 1,051,540 310.08 67.7 2.5872
  HA 0.999b e1 24.28 15.25 1,052,284 331.83 67.6 2.5890
  GZIP 1.2.4+TAR -9 18.70 5.47 1,058,641 318.24 67.4 2.6047
* PKZIP 2.6.02 Win95 (Extra) 7.41 1.14 1,059,265 302.79 67.4 2.6062
+ SQZ 1.08.4a -q(ALT236) 25.51 8.12 1,060,303 328.16 67.4 2.6088
  SQZ 1.08.3 -q(ALT236) 25.39 7.10 1,060,303 327.02 67.4 2.6088
* WINZIP'95 7.0 (Max Compress) 11.46 1.36 1,060,575 307.42 67.4 2.6094
  INFO-ZIP 2.2DOS -9 -j 16.08 8.80 1,060,899 319.57 67.4 2.6102
  OOP 2.3 (Max Compress) 28.96 11.08 1,060,903 334.74 67.4 2.6103
* INFO-ZIP 2.2NT -9 -j 11.04 1.90 1,061,043 307.67 67.4 2.6106
  AIN 2.32 /m1 15.59 9.61 1,062,301 320.28 67.3 2.6137
  CODEC 3.21 (none) 14.42 11.08 1,062,700 320.69 67.3 2.6147
  PKZIP 2.04g -ex 13.16 6.14 1,062,813 314.53 67.3 2.6150
* HUFFMAN C.E.II 0.21d -K7 27.01 2.65 1,063,450 325.06 67.3 2.6165
* LHA 2.67(Win32) (none) 12.85 1.54 1,064,386 310.05 67.3 2.6188
  ESP 1.92 /m0 15.79 12.20 1,065,885 324.07 67.2 2.6225
* PKZIP 2.6.02 Win95 (Norm) 4.73 1.07 1,066,067 301.93 67.2 2.6230
  GZIP 1.2.4+TAR (none) 11.82 5.08 1,067,307 313.37 67.2 2.6260
  INFO-ZIP 2.2DOS -j 11.57 8.67 1,068,283 316.99 67.1 2.6284
* INFO-ZIP 2.2NT -j 7.44 1.96 1,068,349 306.16 67.1 2.6286
* XTREME 1.03 -s 9.48 3.76 1,069,723 310.39 67.1 2.6320
  SQZ 1.08.3 (none) 15.59 7.01 1,070,795 320.04 67.1 2.6346
+ SQZ 1.08.4a (none) 14.63 6.27 1,070,795 318.34 67.1 2.6346
  AIN 2.32 (none) 15.50 11.34 1,071,914 324.59 67.0 2.6373
  ESP 1.92 /m2 14.93 12.18 1,073,593 325.33 67.0 2.6415
  PKZIP 2.04g (none) 9.59 6.08 1,074,550 314.16 67.0 2.6438
  ARJ 2.62a -jm -e 17.09 7.04 1,078,880 323.82 66.8 2.6545
* ARJ32 3.0b -jm -e 20.03 2.14 1,079,160 321.94 66.8 2.6552
* WINZIP'95 7.0 (Normal Comp) 5.16 1.30 1,080,140 306.50 66.8 2.6576
  ARJ 2.62a -e 14.19 7.76 1,081,253 322.30 66.7 2.6603
* ARJ32 3.0b -e 13.98 2.17 1,081,568 316.59 66.7 2.6611
  OOP 2.3 (Normal Comp) 13.66 11.45 1,112,411 334.11 65.8 2.7370
* BVI 1.70+TAR -m3 248.16 250.44 1,122,815 810.49 65.5 2.7626
* DEEPFREEZE 1.03 (none) 8.64 3.19 1,128,316 325.25 65.3 2.7761
  LHA 2.55b (none) 17.12 6.38 1,140,023 340.17 64.9 2.8049
+ CAR 1.50 (none) 21.01 9.77 1,140,023 347.45 64.9 2.8049
  ZOO 2.10+TAR h: 24.47 7.97 1,141,254 349.46 64.9 2.8080
* IMP 1.01 -m1 -s 5.26 1.19 1,146,164 324.83 64.7 2.8200
*Q LZOP 0.94w -9 19.61 0.61 1,222,538 359.81 62.4 3.0079
* SBX 1.3 (none) 32.35 7.13 1,248,620 386.32 61.6 3.0721
  PKZIP 2.04g -es 6.46 6.22 1,261,273 363.03 61.2 3.1032
* BVI 1.70+TAR -m2 170.02 169.03 1,377,336 721.64 57.6 3.3888
* ASD 0.1.3 (none) 662.94 8.63 1,439,292 1071.37 55.7 3.5412
+ OPAQUE 1.0 (none) 4.87 5.95 1,446,778 412.70 55.5 3.5597
  LZS 3.1+TAR /p255 15.65 5.56 1,480,474 432.45 54.5 3.6426
  ZOO 2.10+TAR : 15.61 12.34 1,498,224 444.12 53.9 3.6862
  LZS 3.1+TAR /m1 /p255 14.80 5.47 1,564,873 454.96 51.9 3.8502
  ARC 6.02 (none) 7.73 7.73 1,587,216 456.35 51.2 3.9052
*F LZOP 0.94w (none) 1.54 0.73 1,608,550 449.09 50.5 3.9577
+ BLINK 2.50 (none) 7.05 8.98 1,811,528 519.23 44.3 4.4571
# TAR 3.21g (none) 1.16 0.42 3,265,536 908.67 -0.4 8.0346
  Best Compression: BOA 0.58b
  Fastest Compression: LZOP 0.94w
  Quickest Extraction: LZOP 0.94w
  Best Overall: IMP 1.01

 

+ - New program tested
# - DOS program that was run in a Windows98 DOS box
* - Windows 32bit program (95/98/NT)
B - Best compression (smallest compressed file)
F - Fastest compression time
Q - Quickest extraction time
O - Best overall (smallest overall score - calculated by adding compress time, extract time, and time it would take to transfer the compressed file over a 28,800bps network

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