Chaintech CT-7VJDA


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Chaintech CT-7VJDA

CPU Interface
Socket-A
Chipset
VT8366A North Bridge
VT8233 South Bridge
Form Factor
ATX
Bus Speeds
100 - 166MHz (in 1MHz increments)
Core Voltages Supported
+0.025 - +0.350 V (in 0.025V increments)
I/O Voltages Supported
Not Configurable
DRAM Voltages Supported
Not Configurable
Memory Slots
3 184-pin DDR DIMM Slots
Expansion Slots
1 AGP Slot
5 PCI Slots
1 ACR Slot
1 CNR Slot
Onboard RAID
N/A
Onboard USB 2.0/IEEE-1394
N/A
Onboard Audio
C-Media CMI 8738

Just like their AMD 760 solution, the Chaintech CT-7VJDA comes with a large size heatsink on the North Bridge, rather than a much smaller HSF unit. While we are not sure about the reason behind this, one possibility is to cut down the cost of manufacturing the board. You can easily find the board selling for less than 90 dollars in the market, which is very attractive.

The board has a total of 3 DIMM slots, something very common among all KT266A boards. While the CT-7VJDA doesn't offer any voltage tweakings for I/O or memory, the CPU core voltage could be increased by as much as 0.350V, which could be substantially higher than the default voltage. This could be good news for hardcore overclocking, but at the same time extensively cooling has to be done to avoid damaging the CPU.

There is a jumper on the board separating the 100/133MHz FSB range, which makes overclocking a bit of trouble when going over the boundary. Same thing goes for the chip multiplier ratio setup, which is done through a set of 4 dipswitches instead of inside the BIOS.

The CT-7VJDA also uses the C-Media CMI8737 PCI sound chip for better audio capabilities. The ACR and CNR slots on the board make it a good candidate for the OEM market but it's definitely not as useful for end users like us. We would rather see the ACR slot replaced by another PCI slot.

The board was mostly stable throughout our tests although we did encounter some small lockups during the Content Creation Winstone 2002. The CT-7VJDA might not be the best board for overclocking out there, but it could still be a very good candidate for Duron users.

ASUS A7V266-E DFI AD70-SR
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  • Anonymous User - Monday, September 29, 2003 - link

    How do I get my Engine to Memory clock to run synchronous for my Epox 8kha+ board
  • xrror - Saturday, August 14, 2021 - link

    This was such an exciting time in PC hardware. Intel was still trying to cram Rambus down the industry's throat - and obstinately trying to strong arm the mobo makers and force chipset makers to Rambus licensing. We still had VIA, SiS, ULi, and even nVidia in the chipset market, and with AMD's Athlon line still extraordinarily competitive and Intel in full attack they could no longer just consider AMD as a side-show - this was their leverage against Intel and they had to treat Socket A as premium platform.
  • NegativeROG - Wednesday, June 15, 2022 - link

    I still have this board. AND, I invested all of a $10,000 inheritance in Rambus RDRAM. I'm smarter now (I hope). But, you are right about exciting times in the PC space. I navigated away from AMD for a bit, but came back, and will stay forever. Team RED!

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