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Technological University Dublin GPA Calculator

Calculate your semester GPA and updated CGPA using Technological University Dublin's own grading scale, credit weighting, rounding rules, and CGPA formula — not a generic Ireland average.

Formula type

4.00 GPA scale

13 grades carry points, 0 do not, and results are rounded to 2 decimal places. Verified 2026-07-21.

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University GPA Calculator

Semester GPA

4.00

Updated CGPA

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GPA Credits

9

Rows

3

Technological University Dublin

Ireland · 4.00 GPA scale

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Enter your current CGPA and completed credits to calculate your updated CGPA. Your semester GPA is shown from your courses below.

Semester Courses

9 credits entered

Technological University Dublin grading at a glance

Grading scale
4.00 GPA scale
Scale range
0.0 to 4.0 — a higher number is a better grade
Grades that carry points
13 grades count toward the GPA
Best possible grade
A1 (4.0 points)
Lowest passing grade
DF (1.6 points) — the weakest grade that still earns credit
Failing grades
F and FL — counted in the GPA but earning no credit
Semester GPA rounding
Rounded to the nearest 2 decimal places
Cumulative GPA rounding
Rounded to the nearest 2 decimal places
Credit hours per course
0.0 to 120.0, in steps of 1.0
Pass/fail courses
Not used in this grading table
Zero-credit courses
Allowed, but they do not move the GPA
Repeated courses
Needs manual review
Percentage bands published
Yes — 13 grades map to a mark range
Grading data last verified
2026-07-21

Technological University Dublin grading scale

Every grade Technological University Dublin awards, the points it carries, and whether it counts toward the GPA or earns credit. This is the table the calculator above runs on.

Technological University Dublin grade points, GPA inclusion and credit rules
GradeMeaningMark rangePointsGPA countedCredit earned
A1Excellent80–100%4.0YesYes
A2Excellent75–79.999%3.8YesYes
A3Excellent70–74.999%3.6YesYes
B1Very Good65–69.999%3.2YesYes
B2Good60–64.999%3.0YesYes
B3Good55–59.999%2.8YesYes
C1Satisfactory50–54.999%2.6YesYes
C2Satisfactory45–49.999%2.4YesYes
C3Pass40–44.999%2.0YesYes
DMarginal / Compensatable35–39.999%1.6YesYes
DFCompensatory Pass Grade35–39.999%1.6YesYes
FFail0–34.999%0.0YesNo
FLFail0–0%0.0YesNo

How the Technological University Dublin GPA formula works

Technological University Dublin converts every graded course into quality points by multiplying the grade's point value by the course's credit hours. Your semester GPA is the total quality points divided by the total credit hours that count toward the GPA, and the result is rounded to the nearest 2 decimal places. Points run from 0.0 up to 4.0, so a higher average is a better result. The scale has no plus/minus steps, so every grade in a band is worth exactly the same number of points.

What gets left out of the average

F and FL work the other way: they earn no credit but are still counted in the average at 0.0 points, so a failed course pulls the average down while adding nothing to your progress.

How this semester rolls into your CGPA

TU Dublin states GPA is calculated for award classification using an ECTS credit-based formula and each letter grade has a numerical Grade Point Value. In practice that means your existing CGPA is turned back into quality points by multiplying it by your completed credits, this semester's quality points are added on, and the total is divided by your new credit total. Both the semester and the cumulative figures are rounded to the nearest 2 decimal places. Repeat handling is not published as a rule this calculator can apply automatically, so retaken courses need to be checked against the current catalog.

How Technological University Dublin compares with other Ireland universities

Technological University Dublin is the only Ireland university covered here using the 4.00 GPA scale; the other 3 universities on this site grade on different scales entirely, so their GPA numbers are not comparable with yours.

A GPA only means something alongside the scale it was calculated on, which is why comparing raw numbers between institutions — even neighbouring ones — is unreliable. See the Ireland comparison table for every university covered there side by side.

Worked examples

Each example below is run through the same engine the calculator uses, so the numbers show Technological University Dublin's own rounding.

A typical graded semester

A student sitting at 2.88 after 60 completed credits takes 3 courses worth 3 credits each.

  • Core course3 credits × A1 (4.0 points)
  • Elective3 credits × A3 (3.6 points)
  • Lab or seminar3 credits × B2 (3.0 points)

Semester GPA 3.53 · Updated CGPA 2.97

The semester total is 31.8 quality points over 9 counted credits. Because the cumulative average now spans 69 credits, one semester moves it only a little — this is why a CGPA gets harder to shift the further into a degree you are.

What one F costs

The same semester again, but the last course comes back as F (Fail) instead.

  • Core course3 credits × A1 (4.0 points)
  • Elective3 credits × A3 (3.6 points)
  • Failed course3 credits × F (0.0 points)

Semester GPA 2.53 · Updated CGPA 2.83

The semester GPA slips from 3.53 to 2.53, and the cumulative average slips from 2.97 to 2.83. F is worth 0.0 points and earns no credit, so it weighs the average down while adding nothing to your degree progress.

What this semester does to your CGPA

A student with a 2.88 CGPA after 60 credits takes 4 courses worth 3 credits each (12 credits in total). Here is where that CGPA lands if every course comes back at the same grade — calculated with the Technological University Dublin scale and rounding.

Projected Technological University Dublin CGPA after a 12-credit semester
If every course isSemester GPANew CGPAMovement
A1 (4.0)4.003.07+0.19 (better)
A3 (3.6)3.603.00+0.12 (better)
B2 (3.0)3.002.90+0.02 (better)
C1 (2.6)2.602.83−0.05 (worse)
C3 (2.0)2.002.73−0.15 (worse)

Your own starting CGPA and completed credits will differ — enter them in the calculator above for your real figure.

Common mistakes when calculating your Technological University Dublin GPA

These are the places where the Technological University Dublin rules differ from what most students assume, and where a hand calculation usually goes wrong.

  1. Dropping a failed course from the calculation

    F and FL earn no credit toward the degree, but they are still counted in the GPA at 0.0 points. Leaving a failure out flatters the result.

  2. Borrowing plus/minus values from another university

    The Technological University Dublin table has no plus or minus steps — every grade in a band is worth the same points. Intermediate values like 3.3 or 3.7 do not exist on this scale.

  3. Averaging the grades instead of weighting them

    A course worth twice the credits moves your GPA twice as much. Adding up your grade points and dividing by the number of courses ignores that weighting and is almost always wrong.

  4. Expecting a 0-credit course to move the number

    Technological University Dublin allows them, but with no credit hours they contribute nothing to either side of the division.

  5. Handling a retake by guesswork

    Repeat handling is not published as a rule this calculator can apply automatically, so retaken courses need to be checked against the current catalog. Check the current catalog before assuming an old grade has left your record.

Technological University Dublin GPA — frequently asked questions

What is a passing grade at Technological University Dublin?

DF (1.6 points) is the weakest grade in the Technological University Dublin table that still earns credit. Anything below it — F and FL — is counted in your GPA but earns no credit toward the degree. Individual programmes can set a higher minimum for courses in your major, so check your programme handbook as well.

What is the best GPA you can get at Technological University Dublin?

4.0 on the 4.00 GPA scale, which you reach by earning A1 (4.0 points) in every course that counts toward the GPA.

Does Technological University Dublin round GPA up?

The cumulative average is rounded to the nearest 2 decimal places, and the semester average is rounded to the nearest 2 decimal places. That is ordinary rounding, so a result sitting exactly half a step along goes up.

Is this a generic Ireland GPA formula?

No. This page is generated from the grading configuration for Technological University Dublin alone — its 13 point values, its standard rounding, and its own rules for pass/fail and repeated courses. Other universities in Ireland routinely use different point values or a different scale entirely, so the same grades can produce a different GPA elsewhere.

What happens to my GPA if I repeat a course?

Repeat handling is not published as a rule this calculator can apply automatically, so retaken courses need to be checked against the current catalog.

How much does one semester change my cumulative GPA?

Your CGPA is weighted by every credit you have already completed, so a single semester moves it less the further along you are. Fifteen credits added to sixty already completed is a fifth of your record; the same fifteen added to a hundred and twenty is an eighth of it. Use the calculator at the top of this page with your real completed-credit total rather than estimating the movement.

What percentage is a A1 at Technological University Dublin?

A1 covers 80–100% and is worth 4.0 grade points. The full percentage-to-grade table for all 13 graded bands is published on this page.

Is this calculator official?

No. GPAWorld is an independent tool and is not affiliated with or endorsed by Technological University Dublin. The grading data on this page was taken from TU Dublin Academic Affairs - Assessment Regulations FAQs and TU Dublin - Summer Examinations Results 2026 and last verified on 2026-07-21; every source is linked on this page so you can check it yourself. Your registrar's record is always the authority.

Notes on this university's data

Judgement calls and caveats recorded when this grading configuration was built from the official sources. They are published so you can see exactly what the calculator assumes.

  • TU Dublin has its own official grading system and is not treated as a generic Ireland formula.
  • The official source states the 2025/2026 academic year is the first year of a single GPA grading system across all TU Dublin campuses and programmes.
  • D and DF are encoded as credit earned because the official table lists credits awarded; the actual compensatory pass decision depends on programme and GPA conditions.
  • Reassessment and repeat handling is manual review because the official rules are conditional and affect honours eligibility.