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Riva TNT vs Riva 128

Select up to four GPU Wiki entries to compare matching specifications row by row. The comparison uses the site database and keeps generation-specific specs visibly separate.

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Key Differences

  • Riva TNT has more Memory size (8 MB or 16 MB depending on board vs 4 MB on standard RIVA 128 boards).
  • Riva TNT has more Memory bandwidth (About 1.76 GB/s vs 1.6 GB/s).
  • Boost clock: Riva TNT has 90 MHz; Riva 128 has 100 MHz.
  • TDP / TBP / board power: Riva TNT has Not consistently specified in public board data; Riva 128 has About 4 W class.
  • Architecture: Riva TNT has NV4 / RIVA TNT fixed function 2D, video, and 3D accelerator; Riva 128 has NV3 / RIVA fixed function 2D, video, and 3D accelerator.
  • Launch date: Riva TNT has 1998-08-31; Riva 128 has 1997-08-25.
Row order:
Muted cells indicate unavailable, not applicable, or not directly comparable specifications.
Spec Riva TNT Riva 128
Overview
Product name NVIDIA RIVA TNT NVIDIA RIVA 128
Architecture NV4 / RIVA TNT fixed function 2D, video, and 3D accelerator NV3 / RIVA fixed function 2D, video, and 3D accelerator
Generation / family RIVA TNT Series RIVA Series
GPU codename NV4 NV3
Launch date 1998-08-31 1997-08-25
Launch MSRP Board pricing varied by partner Board pricing varied by partner
Market segment Consumer desktop 2D/3D graphics accelerator Consumer desktop 2D/3D graphics accelerator
Board type / entry type Reference GPU Reference GPU
GPU
Process node TSMC 350 nm class SGS-Thomson 350 nm class
Die size About 128 mm2 About 90 mm2
Transistor count About 7 million About 3.5 to 4 million, depending on source wording
GPU chip NV4 NV3
SM / multiprocessor count 0 0
CUDA Cores 0 0
ROPs 2 1
TMUs 2 1
Clocks
Base / Core clock 90 MHz 100 MHz
Boost clock 90 MHz 100 MHz
Memory clock 110 MHz class 100 MHz
Memory
Memory size 8 MB or 16 MB depending on board 4 MB on standard RIVA 128 boards
Memory type SDRAM or SGRAM depending on board SGRAM
Memory bus width 128-bit 128-bit
Memory bandwidth About 1.76 GB/s 1.6 GB/s
Bus / Interface
Bus interface AGP 2x or PCI depending on board AGP 1x or PCI
AGP / PCI / PCIe distinction AGP Legacy graphics interface. AGP Legacy graphics interface.
Power
TDP / TBP / board power Not consistently specified in public board data About 4 W class
Recommended PSU 200 W 200 W
Power connectors None None
Slot width Single slot Single slot
Cooling type Passive heatsink was common, but heat can be a concern Passive heatsink on most boards
Display / Media
Display outputs 15-pin VGA on typical boards.
Some partner cards included TV-out. 		15-pin VGA on typical boards.
Some partner cards added video input or video output.
Features
DirectX support Direct3D 6.0 class Direct3D 5.0 class
OpenGL support OpenGL 1.2 class OpenGL 1.0 class, with period driver limitations
Vulkan support Not supported Not supported
CUDA support Not applicable Not applicable

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