I recently got hold of a complete Quicksilver 2002 system with a 7448 installed for a reasonable price:

System: PowerMac3,5
Machine: 0x1
PageSize: 4096 Bytes
CPUCount: 1
CPU0: 7448 (G4) Version 32772 Revision 514
CPU0: CPUClock 1999999995 BusClock 133160004
CPU0: FPU Unit exists
CPU0: Altivec Unit exists
CPU0: Performance Monitor Unit exists
CPU0: DataStream Unit exists
CPU0: ReservationSize 32
CPU0: Ticks 4
CPU0: CacheL1Type 0x0
CPU0: CacheL1Flags 0x1000F
CPU0: ICacheL1Size 16384
CPU0: ICacheL1Lines 512
CPU0: ICacheL1LineSize 32
CPU0: DCacheL1Size 16384
CPU0: DCacheL1Lines 512
CPU0: DCacheL1LineSize 32
CPU0: CacheL2Type 0x0
CPU0: CacheL2Flags 0x1001D
CPU0: ICacheL2Size 1048576
CPU0: ICacheL2Lines 0
CPU0: ICacheL2LineSize 0
CPU0: DCacheL2Size 1048576
CPU0: DCacheL2Lines 0
CPU0: DCacheL2LineSize 0

Allocated memory at 0x2CB04B40 -> 0x5C9137BF, 803269760 bytes
Writing and Verifying 0x00000000...
Write 308 MB/sec. Verify 381 MB/sec.
Writing and Verifying 0xFFFFFFFF... Write 308 MB/sec. Verify 381 MB/sec.
Memory is ok!

Very dissapointing memtest results with this cpu. I've tried different ram but that made no difference. A consequence of 7448 support being experimental perhaps?

[ Edited by Ruud on 2010/12/20 20:15 ]