| # | Group 1 | MP | W | D | L | TP | Pts | Form |
|---|
| 1. | Saracens | 3 | 3 | 0 | 0 | 100:36 | 14 | |
| 2. | Ulster | 3 | 2 | 0 | 1 | 66:79 | 8 | |
| 3. | US Oyonnax | 3 | 0 | 0 | 3 | 34:135 | 1 | |
| 4. | Stade Toulousain | 3 | 0 | 0 | 3 | 21:102 | 0 | |
| # | Group 2 | MP | W | D | L | TP | Pts | Form |
|---|
| 1. | Bordeaux Begles | 3 | 1 | 0 | 2 | 72:81 | 6 | |
| 2. | Clermont | 3 | 1 | 0 | 2 | 55:62 | 4 | |
| 3. | Ospreys | 3 | 0 | 0 | 3 | 73:100 | 4 | |
| 4. | Exeter Chiefs | 3 | 0 | 0 | 3 | 50:101 | 1 | |
| # | Group 3 | MP | W | D | L | TP | Pts | Form |
|---|
| 1. | Northampton Saints | 3 | 2 | 0 | 1 | 51:58 | 9 | |
| 2. | Racing 92 | 3 | 1 | 1 | 1 | 43:43 | 7 | |
| 3. | Glasgow Warriors | 3 | 1 | 0 | 2 | 34:59 | 5 | |
| 4. | Scarlets | 3 | 0 | 0 | 3 | 31:122 | 1 | |
| # | Group 4 | MP | W | D | L | TP | Pts | Form |
|---|
| 1. | Leicester Tigers | 3 | 2 | 0 | 1 | 88:58 | 9 | |
| 2. | Stade Francais Paris | 3 | 1 | 0 | 2 | 83:76 | 5 | |
| 3. | Munster | 3 | 1 | 0 | 2 | 41:49 | 5 | |
| 4. | Benetton | 3 | 0 | 0 | 3 | 28:119 | 0 | |
| # | Group 5 | MP | W | D | L | TP | Pts | Form |
|---|
| 1. | Wasps | 3 | 2 | 0 | 1 | 80:31 | 9 | |
| 2. | RC Toulonnais | 3 | 2 | 0 | 1 | 45:62 | 8 | |
| 3. | Bath | 3 | 1 | 0 | 2 | 45:60 | 5 | |
| 4. | Leinster | 3 | 0 | 0 | 3 | 35:94 | 1 | |
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