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Riva TNT vs Riva 128ZX

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 128ZX has more Memory size (8 MB vs 8 MB or 16 MB depending on board).
  • Riva TNT has more Memory bandwidth (About 1.76 GB/s vs 1.6 GB/s).
  • Boost clock: Riva TNT has 90 MHz; Riva 128ZX has 100 MHz.
  • Architecture: Riva TNT has NV4 / RIVA TNT fixed function 2D, video, and 3D accelerator; Riva 128ZX has NV3 / RIVA.
  • Launch date: Riva TNT has 1998-08-31; Riva 128ZX has 1998-02-23.
  • Memory type: Riva TNT has SDRAM or SGRAM depending on board; Riva 128ZX has SDR.
Row order:
Muted cells indicate unavailable, not applicable, or not directly comparable specifications.
Spec Riva TNT Riva 128ZX
Overview
Product name NVIDIA RIVA TNT NVIDIA Riva 128ZX
Architecture NV4 / RIVA TNT fixed function 2D, video, and 3D accelerator NV3 / RIVA
Generation / family RIVA TNT Series RIVA Series
GPU codename NV4 NV3
Launch date 1998-08-31 1998-02-23
Launch MSRP Board pricing varied by partner Unknown
Market segment Consumer desktop 2D/3D graphics accelerator Desktop in RIVA Series
Board type / entry type Reference GPU Reference GPU
GPU
Process node TSMC 350 nm class ST 350 nm
Die size About 128 mm2 71 mm²
Transistor count About 7 million 4 million
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 8 MB
Memory type SDRAM or SGRAM depending on board SDR
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 2x
AGP / PCI / PCIe distinction AGP Legacy graphics interface. AGP Legacy graphics interface.
Power
TDP / TBP / board power Not consistently specified in public board data Unknown
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 Unknown
Display / Media
Display outputs 15-pin VGA on typical boards.
Some partner cards included TV-out. 		1x VGA
Features
DirectX support Direct3D 6.0 class DirectX 5.0
OpenGL support OpenGL 1.2 class OpenGL 1.0
Vulkan support Not supported Unknown
CUDA support Not applicable Unknown

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