Memory Bandwidth STREAM Benchmark John D. McCalpin mccalpin@.udel.edu Revised to: Thu Apr 25 11:13:57 1996 Bytes Bandwidth (MB/s) Machine NCPUs /word Copy Scale Sum Triad --------------- ----- ----- -------- -------- -------- ------------- Alliant_FX/2800 14 8 309.0 305.9 297.8 292.0 Alliant_FX/80 8 8 72.8 71.6 76.3 76.5 Alliant_VFX80 3 8 41.7 41.6 43.1 43.0 Alliant_VFX80 3 4 23.8 23.8 25.2 25.3 Apollo_DN10010 1 8 41.0 48.0 54.0 54.0 Apple_Mac_6300 1 8 24.5 24.5 25.1 25.1 Apple_Mac_7100/66 1 8 51.4 50.8 55.9 55.8 Convex_C3880 4 8 1244.6 Convex_C3880 2 8 806.6 845.8 992.5 1101.1 Convex_C3880 1 8 366.0 368.8 377.3 376.3 Convex_SPP-1600 32 8 1777.7 1721.8 2158.8 2164.6 Convex_SPP-1600 28 8 1563.4 1524.0 1886.1 1860.2 Convex_SPP-1600 24 8 1316.1 1283.6 1599.9 1600.0 Convex_SPP-1600 20 8 1100.3 1082.6 1334.8 1322.3 Convex_SPP-1600 16 8 878.5 862.2 1068.6 1063.5 Convex_SPP-1600 12 8 665.9 658.3 807.5 803.8 Convex_SPP-1600 8 8 442.2 437.4 536.8 535.4 Convex_SPP-1600 4 8 360.9 356.8 455.8 456.1 Convex_SPP-1600 1 8 123.2 121.2 156.3 156.2 Convex_SPP-1200 1 8 78.0 76.2 94.1 90.6 Convex_C3420 2 8 289.1 273.1 302.7 300.3 Convex_C3410 1 8 177.6 172.5 179.0 178.4 Convex_C3420 2 4 242.7 238.8 263.7 260.0 Convex_C3410 1 4 155.5 150.9 157.1 154.4 Convex_C3220 2 8 334.3 333.0 337.3 336.5 Convex_C3210 1 8 180.1 179.4 181.4 180.8 Convex_C3220 2 4 178.7 177.5 211.0 208.8 Convex_C3210 1 4 93.4 92.2 108.9 109.0 Convex_C1XP 1 8 71.3 71.0 71.3 71.3 Convex_C1XP 1 4 62.9 62.5 64.4 64.5 Cray_T90 1 8 11341.5 10717.5 14783.6 13920.0 Cray_C90 16 8 105497.4 104656.4 101736.1 103812.8 Cray_C90 8 8 55071.9 55391.8 60843.3 63229.6 Cray_C90 4 8 27610.3 27789.6 34633.3 35044.1 Cray_C90 2 8 13866.0 13905.5 18233.2 18246.3 Cray_C90 1 8 6965.4 6965.4 9378.7 9500.7 Cray_Y/MP 8 8 19291.6 19294.2 26588.9 26802.2 Cray_Y/MP 4 8 9685.8 9678.9 13781.4 13851.2 Cray_Y/MP 1 8 2426.4 2426.2 3454.4 3396.9 Cray_J932 32 8 19007.0 18944.1 19993.9 18870.4 Cray_J932 28 8 18852.3 18821.6 19722.8 18948.6 Cray_J932 24 8 18214.3 18310.7 18936.7 18082.7 Cray_J932 20 8 17493.5 17328.1 17603.4 16691.6 Cray_J932 16 8 16298.2 15851.5 15657.6 14995.9 Cray_J932 12 8 13521.2 13538.2 12798.2 12373.8 Cray_J932 8 8 9995.2 9726.8 9087.4 8941.3 Cray_J932 4 8 5255.3 5094.9 4688.3 4657.6 Cray_J932 2 8 2842.2 2766.3 2493.7 2527.6 Cray_J932 1 8 1433.6 1408.6 1260.8 1270.0 Cray_J916_(sn9003) 8 8 10274.4 9883.0 9073.3 8696.5 Cray_J916_(sn9003) 4 8 5576.3 5384.0 4873.7 4801.5 Cray_J916_(sn9003) 2 8 2837.6 2749.8 2548.6 2579.9 Cray_J916_(sn9003) 1 8 1441.7 1416.5 1316.3 1337.6 Cray_J98_(prototype) 4 8 4699.0 4754.0 4386.0 4346.0 Cray_J98_(prototype) 2 8 2729.0 2609.0 2463.0 2433.0 Cray_J98_(prototype) 1 8 1436.0 1395.0 1263.0 1275.0 Cray_J98_(prototype) 1 8 1417.0 1366.0 1259.0 1212.0 Cray_EL-98 8 8 2362.8 2310.5 2373.7 2363.8 Cray_EL-98 4 8 1564.9 1569.8 1933.8 1955.5 Cray_EL-98 2 8 826.7 833.8 1049.0 1078.2 Cray_EL-98 1 8 437.2 436.7 536.2 476.8 Cray_T3D_(assembly) 512 8 169677.7 166578.1 114976.8 112126.4 Cray_T3D_(assembly) 256 8 98303.7 84229.5 57622.6 56078.7 Cray_T3D_(assembly) 128 8 49132.9 42113.9 28811.1 28032.5 Cray_T3D_(assembly) 64 8 24577.9 21061.6 14405.8 14020.2 Cray_T3D_(assembly) 32 8 12288.6 10530.7 7204.2 7010.7 Cray_T3D_(assembly) 1 8 384.5 329.4 225.4 220.1 Cray_T3D_(Fortran) 512 8 161479.7 168193.5 91775.6 95304.2 Cray_T3D_(Fortran) 256 8 98316.2 84241.5 47824.1 45248.1 Cray_T3D_(Fortran) 128 8 49156.4 42128.2 23912.0 22625.2 Cray_T3D_(Fortran) 64 8 24580.7 21064.7 11955.7 11312.9 Cray_T3D_(Fortran) 32 8 12290.3 10533.4 5978.3 5656.4 Cray_T3D_(Fortran) 1 8 384.2 329.2 187.0 176.8 Cray_CS6400 32 8 824.1 819.6 885.0 882.6 Cray_CS6400 24 8 761.9 753.7 775.5 774.5 Cray_CS6400 16 8 611.5 601.0 596.0 594.6 Cray_CS6400 8 8 347.9 343.4 341.4 342.6 Cray_CS6400 4 8 188.9 184.3 188.4 188.8 Cray_CS6400 1 8 51.1 49.9 50.0 50.2 DEC_8400_5/300 8 8 899.8 834.2 892.8 978.8 DEC_8400_5/300 6 8 797.6 739.7 791.6 866.2 DEC_8400_5/300 4 8 611.5 574.0 611.9 656.7 DEC_8400_5/300 2 8 338.0 319.9 335.7 364.3 DEC_8400_5/300 1 8 186.3 174.4 198.3 195.2 DEC_600-5/300 1 8 157.6 156.1 169.6 169.0 DEC_7000/610 4 8 261.9 257.4 261.1 265.9 DEC_7000/610 2 8 163.9 166.0 161.8 157.1 DEC_7000/610 1 8 91.6 91.6 88.8 86.9 DEC_2100_A500-5/250 2 8 171.0 169.0 162.0 162.0 DEC_2100-4/233 1 8 80.0 77.8 80.0 80.0 DEC_2100_A500-4/190 2 8 133.3 133.6 129.6 127.7 DEC_2100_A500-4/190 1 8 79.2 80.8 79.1 79.3 VAX_6000-410_vector 1 8 58.5 58.5 61.4 51.2 VAX_9000/420 1 8 144.0 164.6 172.8 157.1 VAX_9000/420 1 4 82.3 82.3 78.5 78.5 DEC_4000/710 1 8 84.6 82.3 85.1 83.8 DEC_4000/710 1 4 80.4 80.4 79.2 78.8 DEC_3000/900 1 8 97.9 97.0 101.0 101.2 DEC_3000/500 1 8 100.4 96.4 98.4 99.7 DEC_3000/300 1 8 33.4 33.5 39.6 38.9 DEC_5000/240 1 8 50.5 48.0 27.2 27.2 DEC_5000/133 1 8 24.0 25.4 20.2 20.9 DEC_5000/25 1 8 18.5 17.1 13.3 13.8 DEC_5000/200 1 8 28.6 24.6 24.3 23.0 DEC_5000/200 1 4 24.4 20.3 21.6 18.3 ETA-10G_(est) 1 8 4512.0 4512.0 6768.0 6768.0 ETA-10E 1 8 2974.7 3010.5 4357.5 4214.8 FPS_MCP728 7 8 1040.5 1036.8 890.4 887.6 FPS_MCP104 1 8 154.1 154.0 131.2 130.9 FPS_MCP728 7 4 1046.2 478.0 393.0 394.8 FPS_MCP104 1 4 154.6 103.7 115.9 93.1 FPS_511_SPARC_vector 1 8 250.5 170.8 190.5 190.2 FPS_511_SPARC_vector 1 4 124.6 85.3 95.0 95.0 FPS_511_SPARC_scalar 1 8 47.9 45.0 36.5 34.2 FPS_511_SPARC_scalar 1 4 37.2 31.0 27.5 26.6 FPS_511_EA_vector 1 8 246.2 168.4 187.0 187.0 FPS_511_EA_vector 1 4 121.2 83.3 93.0 93.0 FPS_510_EA_scalar 1 8 26.1 21.6 23.7 21.4 FPS_510_EA_scalar 1 4 14.1 11.6 13.1 11.8 FPS_511_(1_vector) 1 8 288.0 180.0 216.0 196.4 Fujitsu_HAL_300/350 1 8 369.2 384.0 400.0 411.4 Fujitsu_HAL_300/330 1 8 290.9 290.9 331.0 331.0 HP_K-200 1 8 141.2 137.1 156.5 160.0 HP_J-210 2 8 199.4 199.3 235.7 230.8 HP_J-210 1 8 146.1 149.5 191.7 190.3 HP_J-200 1 8 124.1 124.1 157.5 156.5 HP_9000/755 1 8 68.6 68.6 72.0 80.0 HP_9000/730 1 8 53.3 48.0 55.4 55.4 HP_9000/730 1 4 40.0 36.9 45.0 40.0 HP_9000/720 1 8 48.5 50.0 50.0 53.3 HP_9000/720 1 4 44.4 47.1 48.0 52.1 IBM_3090J/VF 1 8 251.9 250.1 288.5 264.6 IBM_3090J/VF 1 4 202.5 166.5 173.0 173.9 IBM_3090J_scalar 1 8 117.5 95.5 132.5 104.7 IBM_3090J_scalar 1 4 92.8 56.1 72.6 68.5 IBM-SP2/thin_II 1 8 320.0 320.0 352.0 352.0 IBM_RS6000-591 1 8 711.1 695.7 750.0 800.0 IBM_RS6000-990 1 8 663.4 533.4 714.5 713.8 IBM_RS6000-990/128 1 8 333.3 333.3 363.6 363.6 IBM_RS6000-590 1 8 600.0 533.3 654.5 654.5 IBM_RS6000-580 1 8 275.9 275.9 250.0 240.0 IBM_RS6000-580 1 4 173.9 142.9 187.5 166.7 IBM_RS6000-560 1 8 228.6 228.6 240.0 240.0 IBM_RS6000-550 1 8 240.0 240.0 196.4 216.0 IBM_RS6000-950 1 8 193.9 177.8 195.9 192.0 IBM_RS6000-950 1 4 123.1 74.4 102.1 100.0 IBM_RS6000-540 1 8 145.5 129.7 144.0 144.0 IBM_RS6000-530 1 8 114.3 106.7 109.1 114.3 IBM_RS6000-530 1 4 72.7 44.4 61.5 60.0 IBM_RS6000-355 1 8 133.3 133.3 114.3 120.0 IBM_RS6000-355 1 4 100.0 84.2 85.7 85.7 IBM_RS6000-320H 1 8 96.0 96.0 90.0 90.0 IBM_RS6000-320H 1 4 60.0 40.0 54.0 54.0 IBM_RS6000-320 1 8 61.5 61.5 60.0 60.0 IBM_RS6000-320 1 4 44.4 33.3 40.0 40.0 IBM_RS/6000-250 1 8 71.1 67.4 73.8 73.8 IBM_RS/6000-250 1 4 58.2 51.2 53.3 53.3 Meiko_CS-2 1 8 621.3 621.3 610.3 610.3 NEC_SX3/44 1 8 16941.0 15640.7 22436.5 21972.2 NEC_SX3/12 1 8 8302.2 7670.9 9712.8 9712.9 NEC_SX3/12 1 4 4151.5 3835.5 4993.8 4993.9 Nekotech_MachII_21064 1 8 96.0 96.0 96.0 96.0 NeXTStation_68040 1 8 14.2 11.5 16.4 16.1 NeXTStation_68040 1 4 13.4 7.7 10.5 8.4 Omron_Luna88k 1 8 14.4 14.4 16.0 13.1 Omron_Luna88k 1 4 14.1 13.3 15.6 13.3 SGI_Pow_Chal_90 1 8 142.1 141.9 144.3 142.2 SGI_Power_Challenge 8 8 661.0 578.9 660.8 749.3 SGI_Power_Challenge 6 8 571.4 538.7 602.0 647.1 SGI_Power_Challenge 4 8 439.8 407.8 463.1 478.8 SGI_Power_Challenge 2 8 234.8 222.8 252.3 254.8 SGI_Pow_Chal_8_banks 1 8 134.9 134.8 134.8 134.8 SGI_Pow_Chal_2_banks 1 8 131.0 131.9 129.3 129.1 SGI_Challenge_150_MHz 8 8 479.1 478.9 503.1 499.0 SGI_Challenge_150_MHz 4 8 263.8 263.8 267.3 259.3 SGI_Challenge_150_MHz 1 8 67.5 67.5 68.6 68.5 SGI_Challenge_150_MHz 1 8 58.2 57.1 57.1 62.3 SGI_Challenge_150_MHz 1 4 66.7 66.7 66.7 63.2 SGI_Challenge 1 8 57.1 55.2 53.3 54.5 SGI_Challenge 1 4 53.3 47.1 50.0 48.0 SGI_Indigo2_150 1 8 69.6 68.6 73.5 78.7 SGI_Indigo2_150 1 8 60.0 58.5 63.2 69.2 SGI_Indy_R4000 1 8 48.0 45.3 48.7 53.7 SGI_Indy_R4400 1 8 45.7 41.0 44.4 50.0 SGI_Indy_R4600 1 8 59.9 56.9 59.8 59.1 SGI_Power_Indigo2 1 8 85.7 85.8 82.2 82.1 SGI_Crimson 1 8 61.5 59.3 58.5 60.0 SGI_Crimson 1 4 57.1 53.5 54.5 52.2 SGI_4D/240 1 8 18.4 16.5 19.8 19.0 SGI_4D/240 1 4 18.8 14.4 18.3 15.8 SGI_4D/35 1 8 53.5 36.9 48.0 42.4 SGI_4D/35 1 4 50.0 28.6 37.5 25.0 SGI_Indigo 1 8 36.9 34.3 36.0 36.0 SGI_Indigo 1 4 28.6 21.1 26.1 26.7 SGI_4D/25 1 8 12.7 10.1 10.4 10.0 SGI_4D/25 1 4 12.5 9.4 10.1 9.6 MIPS_RC6280 1 8 53.5 58.2 56.5 56.5 Stardent_Vistra_800b 1 8 147.7 147.7 115.2 115.2 Stardent_ST2000 1 8 163.8 163.8 179.8 179.8 Stardent_P3 3 8 228.6 246.2 246.2 200.0 Stardent_P3 1 8 83.1 78.0 78.0 70.1 Sun_UE_6000_assembly 16 8 2551.0 2449.9 2434.6 2434.9 Sun_UE_6000_assembly 15 8 2547.6 2441.9 2381.2 2385.4 Sun_UE_6000_assembly 12 8 2517.9 2371.8 2119.1 2118.7 Sun_UE_6000_assembly 8 8 2202.5 1814.7 1551.7 1537.3 Sun_UE_6000_assembly 4 8 1206.0 995.7 842.7 825.3 Sun_UE_6000_assembly 2 8 641.8 534.1 451.2 429.3 Sun_UE_6000_assembly 1 8 366.8 282.2 241.4 238.2 Sun_Ultra_Ent_6000 16 8 1753.1 1746.6 1919.5 1945.1 Sun_Ultra_Ent_6000 12 8 1641.9 1647.1 1710.4 1749.1 Sun_Ultra_Ent_6000 8 8 1237.2 1248.9 1256.5 1299.6 Sun_Ultra_Ent_6000 4 8 674.2 681.0 680.3 711.3 Sun_Ultra_Ent_6000 2 8 365.7 371.9 379.8 386.4 Sun_Ultra_Ent_6000 1 8 196.1 198.8 202.8 208.6 Sun_SC2000E 20 8 426.9 364.8 456.2 408.2 Sun_SC2000E 16 8 330.2 289.5 351.1 323.2 Sun_SC2000E 14 8 283.5 252.3 307.5 286.3 Sun_SC2000E 12 8 237.2 214.3 257.6 240.9 Sun_SC2000E 8 8 140.9 131.9 153.1 147.8 Sun_SC2000E 6 8 130.2 128.0 150.0 135.4 Sun_SC2000E 4 8 111.6 118.8 128.8 125.7 Sun_SC2000E 2 8 66.4 53.6 57.0 70.1 Sun_SC2000E 1 8 32.2 29.5 36.5 33.4 Sun_SC_2000_aggregate 6 8 164.4 166.4 172.5 170.9 Sun_SC_2000_aggregate 4 8 122.3 125.4 127.9 128.5 Sun_SC_2000_aggregate 2 8 66.5 68.2 71.0 70.0 Sun_SC_2000_aggregate 1 8 33.4 35.3 36.2 35.9 Sun_SC2000_autopar 6 8 107.2 124.3 147.9 120.3 Sun_SC2000_autopar 5 8 127.6 127.6 138.2 142.7 Sun_SC2000_autopar 4 8 112.7 113.9 121.4 125.4 Sun_SC2000_autopar 3 8 92.6 92.4 99.1 102.0 Sun_SC2000_autopar 2 8 66.8 66.8 70.3 72.7 Sun_SC2000_autopar 1 8 35.3 35.3 36.1 36.7 Sun_SparcCenter_2000 1 8 34.4 36.7 35.2 35.0 SS1000/4xSM51 4 8 118.8 121.7 127.6 132.0 Sun_Ultra_I/170 1 8 225.2 235.7 257.1 253.8 Sun_SS20/81 1 8 64.4 62.8 65.8 66.6 Sun_SS20/502 2 8 72.5 74.2 86.3 85.8 Sun_SS20/502 1 8 70.7 73.5 84.2 84.2 Sun_SS20/712 2 8 80.6 78.7 85.7 85.9 Sun_SS20/712 1 8 62.6 61.7 64.0 63.5 Sun_SS20/71 2 8 61.7 58.4 61.6 61.0 Sun_SS20/612 2 8 74.8 74.4 79.0 80.7 Sun_SS20/61 1 8 55.0 55.7 59.6 56.8 Sun_SS20/51 1 8 47.5 47.5 47.4 46.8 Sun_SS20 1 8 55.2 56.0 59.7 57.0 Sun_SS5/110 1 8 95.9 108.4 90.5 97.4 Sun_SparcClassic 1 8 57.6 48.0 48.0 43.2 Sun_SS10/41 1 8 48.0 48.0 54.0 54.0 Sun_SS10/41 2 8 48.0 48.0 48.0 48.0 Sun_SS10/41 1 4 34.3 38.4 36.9 37.9 Sun_SS10/30 1 8 48.1 49.7 57.0 57.0 Sun_SS10/30 1 4 33.9 41.7 39.0 34.1 Sun_SS10/20 1 8 42.9 46.5 51.7 46.7 Sun_670 1 8 28.2 32.0 30.0 30.0 Sun_670 1 4 21.1 21.1 22.2 24.0 Sun_4/490 1 8 25.0 25.8 25.5 24.5 Sun_4/490 1 4 25.8 14.0 23.1 16.2 Sun_SS2_(4/75) 1 8 30.0 30.0 28.8 26.7 Sun_SS2_(4/75) 1 4 19.0 17.4 19.4 20.7 Sun_SS1 1 8 14.1 12.3 13.6 13.1 Sun_SS1 1 4 12.9 8.7 12.2 8.3 Sun_IPC 1 8 16.0 10.7 14.7 12.2 Sun_4/280 1 8 9.6 7.4 9.8 7.4 Sun_3/180_(Sun_fpu) 1 8 4.9 3.5 3.9 3.5 Sun_3/180_(no_fpu) 1 8 5.1 0.2 0.5 0.2 Sun_3/80_(68881) 1 8 4.6 1.6 2.1 1.9 Sun_3/80_(no_fpu) 1 8 6.0 0.3 0.5 0.2 Sun_3/60_(68881) 1 8 6.5 1.4 1.8 1.5 Sun_3/60_(no_fpu) 1 8 6.9 0.3 0.6 0.3 Tera_MTA_simulated 16 8 30101.5 30033.3 30551.6 30509.8 Tera_MTA_simulated 8 8 14968.7 14997.2 15191.0 15241.1 Tera_MTA_simulated 4 8 7684.5 7679.6 7796.8 7799.7 Tera_MTA_simulated 2 8 3995.5 3999.5 4059.0 4062.2 Tera_MTA_simulated 1 8 2062.5 2060.0 2090.4 2091.3 TMC_CM-5E 32 8 11759.9 11759.1 12383.9 12378.3 TMC_CM-5E 32 4 8573.8 7055.2 8043.8 8036.5 TMC_CM-200_64k_10_(est 2048 8 42011.2 42010.4 47451.2 45225.6 TMC_CM-200__8k_10_MHz 256 8 5251.4 5251.3 5931.4 5653.2 TMC_CM-2_64k_8_MHz_(es 2048 8 29465.9 30592.8 33520.0 32000.0 TMC_CM-2_64k_7_MHz_(es 2048 8 25796.0 25796.0 29259.2 27958.4 TMC_CM-2__8k_8_MHz 256 8 3683.2 3824.1 4190.0 4000.0 TMC_CM-2__8k_7_MHz 256 8 3224.5 3224.5 3657.4 3494.8 Dell_Pentium_133 1 8 88.0 125.7 132.0 120.0 Dell_486_DX/2-66 1 8 33.3 16.5 22.0 18.8 Gateway_2000_P5-133/66 1 8 91.4 114.3 126.0 114.0 Intel_Alder_Pentium_Pr 1 8 140.0 140.0 163.9 167.6 Intel_Pentium/133 1 8 84.4 77.1 85.7 85.9 Intel_Pentium/100 1 8 85.1 74.4 77.0 75.2 Intel_Pentium/90 1 8 46.4 69.9 69.9 69.9 Intel_Pentium/60 1 8 37.2 62.1 61.3 58.5 PC-clone-AMD-486DX/50 1 8 38.1 26.2 28.6 23.3 PC-clone-AMD-486DX/80 1 8 83.9 41.9 39.3 39.3 Viglen_Pentium_60 1 8 47.1 61.5 63.1 60.0 Micron_P5-120 1 8 79.3 100.4 109.9 107.7 Asus_Pentium_180 1 8 76.2 110.3 109.1 100.0 Asus_Pentium_200 1 8 84.2 123.1 123.1 111.6