Watcom C/C++ 10.0a and 10.5 - reference time = DAT50
| (Dos32) Watcom | 10.0a | 10.5 |
| source version | original | FOREST |
| compiler switches : otexan zp4 | default | fpi87 3r fp2 | fpi87 5r fp5 | fpc 3r fp2 | fpc fp5 | fpi87 5r | fpi87 5r |
| Donatec 386SX/16 + 387SX | 3046 | 2813 | 3050 | 11477 | 11494 |
| -/- + 3C87SX | 3045 | 2808 | 3029 | 11538 | 11468 |
| -/- + 487SLX | 2617 | 2353 | 2547 | 11239 | 11292 |
| Compaq 386-s/16 + 387SX | 2262 | 2187 | 2412 | 8278 | 8148 |
| -/- + 3C87SX | 2249 | 2166 | 2386 | 8117 | 8252 |
| -/- + 487SLX | 1787 | 1694 | 1855 | 7871 | 7748 |
| Amstrad 7386SX (25MHz) | 38046 | not applicable | not applicable | 7797 | 7766 |
| -/- + 387SX | | | 1554 |
| -/- + 487SLX | 1164 | 1108 | 1210 | 4067 | 3999 |
| AST Bravo 3/33S + 487SLX | | 1189 | 1299 | | | 1198 | 1136 |
| Compaq 386/16 + 287 | 8562 | 8440 | 9095 | 13734 | 13768 |
| -/- + 287XL | 4030 | 4124 | 4465 | 8437 | 8470 |
| -/- + 2C87 | 3847 | 3812 | 4233 | 8268 | 8293 |
| -/- + 3C87 | 1574 | 1554 | 1764 | 4947 | 4986 |
| -/- + 4C87DLC | 1831 | 1803 | 2014 | 5055 | 5095 |
| -/- + XC87DLX2 | 1370 | 1334 | 1483 | 4683 | 4730 |
| -/- + Cx387+ | 1466 | 1429 | 1589 | 4709 | 4755 |
| Compaq 386/33L & Ti486DLC + 387DX | 635 | 646 | 723 | | 1625 |
| -/-- DLC + 4C87DLC | 755 | 756 | 836 | 1708 | 1705 |
| -/-- DLC + US83C87 | 587 | 584 | 640 | 1579 | 1571 |
| -/- Cx486DRx2 + 83D87 | 467 | 454 | 497 | 1381 | 1381 |
| -/- Cx486DRx2 + US83C87 | 489 | 479 | 525 | 1419 | 1420 |
| Alaris Cougar 486BL3X + US83C87 | 618 | 625 | 694 |
| Compaq Prolinea 4/25S | 13095 | not applicable | not applicable | 3173 | 3172 |
| Compaq Prolinea 450 & U5S/33 | 8319 | not applicable | not applicable | | 1888 |
| DECpc XL & U5S/33 (PC+0K) | 8000 | 9556 | 10405 | 1894 | 1889 |
| -/- & U5S/33 (PC+256K) | 7389 | not applicable | not applicable | 1769 | 1768 |
| -/- 466S2 (PC+256K) | 4999 | 6171 | 6614 | 1194 | 1192 |
| -/- 466D2 (PC+256K) | 130 | 124 | 132 | 378 | 376 |
| -/- & ST486/66 (0+0K) | 549 | 475 | 496 | 2694 | 2740 |
| -/- & ST486/66 (256K) | 155 | 147 | 166 | 486 | 484 |
| -/- & Cx486/66 (0+0K) | 549 | 475 | 496 | 2694 | 2740 |
| -/- & Cx486/66 (PC+0K) | 495 | 483 | 538 | 1401 | 1402 |
| -/- & Cx486/66 (256K) | 157 | 150 | 167 | 485 | 484 |
| OPTi 495 SLC & 487SX/33 (PC+256K) | 273 | 255 | 270 | | 782 |
| -/- & ST486/66 (0+0K) | 954 | 825 | 859 | 5350 | 5437 |
| -/- & ST486/66 (0+256K) | 399 | 346 | 366 | 2034 | 1978 |
| -/- & ST486/66 (PC+0K) | 272 | 245 | 267 | 869 | 861 |
| -/- & ST486/66 (PC+256K) | 160 | 148 | 157 | 488 | 472 |
| -/- & Amd486/66 (PC+256K) | 165 | 155 | 163 |
| OPTi 895 & Amd486/80 (0+0K) | 574 | 500 | 515 | 3212 |
| -/- & Amd486/80 (256K) | 123 | 117 | 124 | 353 | 348 |
| DECpc XL 4100 (0+0K) | 484 | 421 | 433 | 2595 | 2591 |
| -/- 4100 (PC+128K) | 90 | 87 | 94 | 274 | 273 |
| NexGen Nx586 (60MHz, 256K) | 5380 | not applicable | not applicable | 875 | 863 | 6978 | 6697 |
| NexGen Nx586 (90MHz, 256K) | 3805 | not applicable | not applicable | 651 | 642 |