x86 cpus' Guide

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Processor of the day

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Cyrix MII-300 (FSB75)

Most popular CPUs

Intel Core 2 Duo E8800 (ES)
Intel Core 2 Duo E6200 (ES)
Intel Core 2 Duo E7700
Intel Core 2 Duo E7800
Intel Pentium II 266 (0,35µ)

Intel Core i7-3770
Intel Core i5-3470
Intel Core i5-2400
Intel Core i5-4570
Intel Core i7-2600

Most powerful CPUs
Desktop PCs
AMD : Ryzen 9 7950X
Intel : Core i9-13900KF
Laptop PCs
AMD : Ryzen 9 6980HX
Intel : Core i9-12950HX
Servers
AMD : EPYC 9654P
Intel : Xeon Platinium 9282

IBM > CPUs > 486

Contents


Models
From collector's point of view





Models

 Sub-type
 Number
486DX PGA
5
486DX TQFP
4
5x86 PGA
3
5x86 SQFP
1
Total
13

 Name
Core frequency
Bus frequency
Cache (L1/L2/L3)
Technology
IBM Blue Lightning 486DX2-50 PGA
50 MHz
25 MHz
8 KB/-/-
???
IBM Blue Lightning 486DX2-66 PGA
66 MHz
33 MHz
8 KB/-/-
???
IBM Blue Lightning 486DX2-80
80 MHz
40 MHz
8 KB/-/-
???
IBM Blue Lightning 486DX4-75 PGA
75 MHz
25 MHz
8 KB/-/-
???
IBM Blue Lightning 486DX4-100 PGA
100 MHz
33 MHz
8 KB/-/-
???
IBM Blue Lightning 486DX2-50 TQFP
50 MHz
25 MHz
8 KB/-/-
???
IBM Blue Lightning 486DX2-66 TQFP
66 MHz
33 MHz
8 KB/-/-
???
IBM Blue Lightning 486DX4-75 TQFP
75 MHz
25 MHz
8 KB/-/-
???
IBM Blue Lightning 486DX4-100 TQFP
100 MHz
33 MHz
8 KB/-/-
???
IBM 5x86C-75
75 MHz
25 MHz
16 KB/-/-
0,65 µm
IBM 5x86C-100 PGA
100 MHz
33 MHz
16 KB/-/-
0,65 µm
IBM 5x86C-120
120 MHz
40 MHz
16 KB/-/-
0,65 µm
IBM 5x86C-100 SQFP
100 MHz
33 MHz
16 KB/-/-
0,65 µm







Last update : 31/10/2022