From ancient memory, the model 13 was rated at 3.3 MIPS and the 24 was 8 MIPS. They were the first 2 machines I worked on. IDK if that is extrapolatable to the relative performance your chart shows. I don't have documentation to verify these numbers.
Rex -----Original Message----- From: IBM Mainframe Discussion List <[email protected]> On Behalf Of Seymour J Metz Sent: Thursday, July 31, 2025 9:00 AM To: [email protected] Subject: [EXTERNAL] 4381 capacity and performance Does anybody still have information on 4381 capacity and performance? I'm trying to update the table in <https://urldefense.com/v3/__https://en.wikipedia.org/wiki/IBM_4300*Processors__;Iw!!KjMRP1Ixj6eLE0Fj!sc4M3mw4glfrd9fmBhhs8PGbCZiVpOwijZLNtTbc5dnHYUu09TFgAm3sJOz6hyH8iWDjo7XlpnJTs-ujnw$ >, the 4381-MG91E/MG92E announcement doesn't mention storage capacity and I can't find the later model groups. -- Shmuel (Seymour J.) Metz https://urldefense.com/v3/__http://mason.gmu.edu/*smetz3__;fg!!KjMRP1Ixj6eLE0Fj!sc4M3mw4glfrd9fmBhhs8PGbCZiVpOwijZLNtTbc5dnHYUu09TFgAm3sJOz6hyH8iWDjo7XlpnLzyNI2MA$ עַם יִשְׂרָאֵל חַי נֵ֣צַח יִשְׂרָאֵ֔ל לֹ֥א יְשַׁקֵּ֖ר ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [email protected] with the message: INFO IBM-MAIN ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [email protected] with the message: INFO IBM-MAIN
