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HP 39gs graphing calculator |
HP 40gs graphing calculator |
HP 48gii graphing calculator |
HP 50g graphing calculator |
Display size |
131 x 64 pixels |
64x24x2.7mm |
131 x 64 pixels 7 lines x 33 characters + 2 lines header + 1 line of menu | 131 x 80 pixels |
Entry-system logic |
Algebraic |
Algebraic, Scientific and Textbook Built-in Fuctions |
RPN, Algebraic, Textbook |
Algebraic RPN Textbook |
Built-in functions |
600+ |
2,300+ |
2,300+ |
2,300+ |
Memory registers |
256 KB |
9 Independent Memory |
80.7KB user 128KB total | 512.0 KB 2.0MB ROM |
Menus, prompts, etc. |
Yes |
Yes |
Yes |
Yes |
Keyboard |
Alphanumeric |
Rotating Click |
Numbers, Letters | Alphanumeric |
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Printable version