un conseil pour deux configues

bonjour j'ai récupéré deux configues j'aurais voulu savoir laquelle et la mieux pour la refaire et le overclocker alors voila

CPU-Z 1.44.1 report file

PC N°1
Processor(s)

Number of processors 1
Number of cores 1 per processor
Number of threads 1 per processor
Name AMD Athlon XP
Code Name Barton
Specification AMD Athlon(tm) XP
Package Socket A (462)
Family/Model/Stepping 6.A.0
Extended Family/Model 7.A
Core Stepping
Technology 0.13 um
Core Speed 1249.2 MHz
Multiplier x Bus speed 12.5 x 99.9 MHz
Rated Bus speed 199.9 MHz
Instruction sets MMX (+), 3DNow! (+), SSE
L1 Data cache (per processor) 64 KBytes, 2-way set associative, 64-byte line size
L1 Instruction cache (per processor) 64 KBytes, 2-way set associative, 64-byte line size
L2 cache (per processor) 512 KBytes, 16-way set associative, 64-byte line size

System

System Manufacturer VIA Technologies, Inc.
System Name KT400-8235
System S/N
Mainboard Vendor http://www.abit.com.tw/
Mainboard Model AT7-MAX2(VIA KT400-8235)
BIOS Vendor Phoenix Technologies, LTD
BIOS Version 6.00 PG
BIOS Date 12/03/2002

PC N°2

Processor(s)

Number of processors 1
Number of cores 1 per processor
Number of threads 1 per processor
Name AMD Sempron
Code Name Thoroughbred
Specification AMD Sempron(tm)
Package Socket A (462)
Family/Model/Stepping 6.8.1
Extended Family/Model 7.8
Core Stepping B0
Technology 0.13 um
Core Speed 1104.9 MHz
Multiplier x Bus speed 11.0 x 100.4 MHz
Rated Bus speed 200.9 MHz
Instruction sets MMX (+), 3DNow! (+), SSE
L1 Data cache (per processor) 64 KBytes, 2-way set associative, 64-byte line size
L1 Instruction cache (per processor) 64 KBytes, 2-way set associative, 64-byte line size
L2 cache (per processor) 256 KBytes, 16-way set associative, 64-byte line size

System

System Manufacturer MSI
System Name MS-7021
System S/N 00000000
Mainboard Vendor MSI
Mainboard Model MS-7021
BIOS Vendor American Megatrends Inc.
BIOS Version Version 07.00T
BIOS Date 04/02/01

même si il faut démonter un processeur pour le remettre sur l'autre carte mère .j attends vos conseilles merci d'avance

auncune des 2: toutes les 2 en socket 462, tres vieux

et ce sont visiblement des PC de supermarche vu les cartes meres donc tu auras des BIOS brides donc pas de possibilite d'overclocker