GPU Wiki

Riva 128ZX vs Riva TNT

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 8 MB).
  • Riva TNT has more Memory bandwidth (About 1.76 GB/s vs 1.6 GB/s).
  • Boost clock: Riva 128ZX has 100 MHz; Riva TNT has 90 MHz.
  • Architecture: Riva 128ZX has NV3 / RIVA; Riva TNT has NV4 / RIVA TNT fixed function 2D, video, and 3D accelerator.
  • Launch date: Riva 128ZX has 1998-02-23; Riva TNT has 1998-08-31.
  • Memory type: Riva 128ZX has SDR; Riva TNT has SDRAM or SGRAM depending on board.
Row order:
Muted cells indicate unavailable, not applicable, or not directly comparable specifications.
Spec Riva 128ZX Riva TNT
Overview
Product name NVIDIA Riva 128ZX NVIDIA RIVA TNT
Architecture NV3 / RIVA NV4 / RIVA TNT fixed function 2D, video, and 3D accelerator
Generation / family RIVA Series RIVA TNT Series
GPU codename NV3 NV4
Launch date 1998-02-23 1998-08-31
Launch MSRP Unknown Board pricing varied by partner
Market segment Desktop in RIVA Series Consumer desktop 2D/3D graphics accelerator
Board type / entry type Reference GPU Reference GPU
GPU
Process node ST 350 nm TSMC 350 nm class
Die size 71 mm² About 128 mm2
Transistor count 4 million About 7 million
GPU chip NV3 NV4
SM / multiprocessor count 0 0
CUDA Cores 0 0
ROPs 1 2
TMUs 1 2
Clocks
Base / Core clock 100 MHz 90 MHz
Boost clock 100 MHz 90 MHz
Memory clock 100 MHz 110 MHz class
Memory
Memory size 8 MB 8 MB or 16 MB depending on board
Memory type SDR SDRAM or SGRAM depending on board
Memory bus width 128-bit 128-bit
Memory bandwidth 1.6 GB/s About 1.76 GB/s
Bus / Interface
Bus interface AGP 2x AGP 2x or PCI depending on board
AGP / PCI / PCIe distinction AGP Legacy graphics interface. AGP Legacy graphics interface.
Power
TDP / TBP / board power Unknown Not consistently specified in public board data
Recommended PSU 200 W 200 W
Power connectors None None
Slot width Single-slot Single slot
Cooling type Unknown Passive heatsink was common, but heat can be a concern
Display / Media
Display outputs 1x VGA 15-pin VGA on typical boards.
Some partner cards included TV-out.
Features
DirectX support DirectX 5.0 Direct3D 6.0 class
OpenGL support OpenGL 1.0 OpenGL 1.2 class
Vulkan support Unknown Not supported
CUDA support Unknown Not applicable

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