Looking ahead to Intel's 925XE chipset and FSB1066
Test System
Intel Processors (Socket 775) | |
---|---|
560 | Pentium 4 3.60 GHz (3200 MHz 12-16/1024 kB)Unlocked engineering sample |
Memory | |
Crucial/Micron | Ballistix DDR2-667 (PC5300)2x 512 MBOfficial Timings : CL4-4-4-10Voltage : 2.0 V |
Corsair | Twin2X CM2X512-5400C4PRO XMS5402 v1.12x 512 MBOfficial Timings : CL 4-4-4-12Voltage : 1.9 V |
Samsung | PC2-5300U2x 512 MBOfficial Timings : CL5-5-5-10Voltage : 1.8 V |
Motherboard | |
Intel Platform(socket 775) | Asus P5GD2Intel 915P ChipsetBIOS : 1004 Beta |
Common Hardware | |
Graphics Card | ATI Radeon X600 Reference Card, 128 MBPCI Express x16 |
Hard Drive | Western Digital WD800JB, 80 GB7.200 rpm, 80 GB per platter, 8 MB Cache |
Software | |
Intel Chipset Install Utility | V 6.0.1.1002IAA 4.1.0.6325 |
ATI Graphics | Version 8.02 |
DirectX | 9.0b |
OS | Windows XP Professional, SP2 |
Up to now, the motherboard manufacturers weren’t able to provide a 4:5 clock ratio between FSB and DDR2 memory. Because the 925X is practically unchanged and offered as the 925XE, it could only be a matter of changing a few things to make it run at FSB1066. This option was not available to us however, so we also had to restrict ourselves to 3:4 in order to operate the system memory with 355.5 MHz or DDR2 711
On the one hand, this drives the benchmark results somewhat over the top, since some of the benchmarks react sensitively to larger memory bandwidths. On the other hand, the Prescott will not be available in an FSB1066 version with a 3.73 GHz clock - here, Intel gives priority to the Pentium 4 720 with a 2 MB L2 cache, which would run faster than our Pentium 4 560 anyway. The results should, in any case, suffice to give you a peek at future performance.
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