The Riva TNT2 M64 was a graphics card by NVIDIA, launched on October 12th, 1999. Built on the 250 nm process, and based on the NV5 graphics processor, in its Riva TNT2 variant, the card supports DirectX 6.0.

A low-cost version, known as the TNT2 M64, was produced with the memory interface reduced from 128-bit to 64-bit. Sometimes these were labeled "Vanta", continuing the Vanta name started with a value-oriented RIVA TNT-based product. This chipset outperformed the older RIVA TNT while being less costly to produce. They proved quite popular in the ...

TNT2 M64也成为中端市场曝光率最高的显卡，凭借出色雷管驱动程序，M64也战胜了Savage 4 Pro。 整个TNT2家族在1999年几乎抢占了80%的独立3D显卡市场。 使得NVIDIA不仅在技术上，在市场上也领先于3dfx。

2002年7月7日 · Both M64- and Vanta-based cards are best avoided if you're looking to play late 90s games. Here's a comparison of the RIVA TNT2 with some of its competitors, 3Dfx Voodoo3 1000, 3Dfx Voodoo3 3000, and ATI Rage 128 Pro:

1999年10月15日 · Enter the TNT2 M64 – the TNT2 for the masses. A variety of "TNT2" cards are popping up all over the place with prices that seem too good to be true. But before you bite, check what you’re...

2021年5月1日 · 当年TNT2 M64为了降低成本，其显存接口从128bit降到了64bit，显存带宽为1GB/s，AGP4X规范。 显卡 , 创新 , Creative , 一张 本帖子中包含更多资源

TNT2 M64 的最大特色是核心与 TNT2 Pro 几乎完全相同，而显存位宽减半，这样做可以大大减少 显卡 PCB 生产成本和显存成本（当时显存颗粒的 价格 很高），从而使 TNT2 M64 的售价非常平易近人，只相当于同显存容量 TNT2 Pro 售价的 2/3 甚至一半左右，对于更注重性价比的 DIY 市场，用户趋之若鹜。 由于显存位宽的减半，核心性能无法得到充分发挥，所以这款显卡并不会对相对高端的 TNT2 Pro 造成 冲击，而核心与 TNT2 Pro 相同使得这款显卡性能又足以满足主流用户 …

奥美嘉TNT2 M64是一款电脑显卡，芯片厂商为nVIDIA。

NVIDIA Riva TNT2 M64 Graphics Processing Unit for desktop market segment utilizes Second Generation 128-bit TwiN Texel architecture, and was introduced in October 1999. The GPU is produced on 250 nm manufacturing process.