Answering this cry for help Intel released the VX chipset, commonly referred to as the Triton III which can be quite misleading since it is in no way superior to the Triton II when it comes to performance. The 430VX is plagued by the 64MB cacheable memory limit as well as poor performance as a direct cause of a lack of CPU-to-PCI buffers, something unheard of in the 430HX Chipset. However Intel made up for this by equipping the VX chipset with the ability to support SDRAM, a newer, faster type of DRAM as well as adding support for the Unified Memory Architecture, UMA for short. UMA can be thought of as a sort of pre-AGP which allows your video card to share your system memory with the sacrifice of some performance, about a 5% loss overall. Unfortunately with SDRAM and UMA support the 430VX still cannot compete head to head with the HX chipset nor VIA's line of Apollo chipsets, however it still provides excellent performance for the price.
Intel 82430VX Chipset | ||
Common Name | Triton III | |
Chipset Packaging | Number of chips | 3 (82437VX System Controller, 82438VX, 82371SB) |
Packaging Type | 2 x 208-pin lead QFP; 1 x 100-pin lead QFP | |
CPU Support | Number of CPUs | 1 |
AMD CPUs Supported | K5, K6 | |
Cyrix CPUs Supported | 6x86 (M1), 6x86MX (M2) | |
Intel CPUs Supported | Pentium, Pentium MMX | |
Cache | Type | Pipeline Burst Cache |
Maximum Supported Size | 512KB | |
Maximum Cacheable DRAM Area | 64MB | |
Memory | Maximum DRAM Supported | 128MB |
BEDO DRAM Read Timings (66MHz) | N/A | |
EDO DRAM Read Timings (66MHz) | 6-2-2-2 | |
FPM DRAM Read Timings (66MHz) | 6-3-3-3 | |
SDRAM Read Timings (66MHz) | 7-1-1-1 | |
Data Path to Memory | 64-bits | |
ECC Support | No | |
Hard Disk Controller | Chip | PIIX3 (82371SB Controller) |
Busmastering Support | Yes | |
UltraDMA Support | No | |
Max. Theoretical Transfer Rate | PIO Mode 4/DMA Mode 2 (16.6MB/S) | |
PCI Interface | Supported PCI Bus Speeds | 25, 30, 33 MHz |
Concurrent PCI | Yes | |
Async. PCI Bus Speed | No | |
PCI Specification | 2.0 (66 MHz max.) | |
Power Management | PC97 Compliance | No |
Suspend to Disk | No | |
HDD Power Down | Yes | |
Modem Wakeup | No | |
System Suspend | No | |
Video | AGP Support | No |
Unified Memory Architecture | Yes | |
Peripheral Support | USB Support | Yes |
Plug and Play Port | Yes | |
Write Buffers | CPU-to-DRAM | 16 QWords |
CPU-to-PCI | 5 DWords | |
PCI-to-DRAM | 18 DWords | |
Officially Supported Bus Speeds | 50, 55, 60, 66 MHz | |
Unofficially Achieved Bus Speeds | 68, 75, 83.3 MHz |
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