3dfx Spectre 1000 vs i752
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in the ranking | not rated | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Architecture | Generation 1.0 (1998−2002) | Voodoo Scalable (2000) |
| GPU code name | Portola | Rampage |
| Market segment | Desktop | Desktop |
| Release date | 27 April 1999 (25 years ago) | no data |
| Launch price (MSRP) | no data | $199 |
Detailed specifications
General parameters such as number of shaders, GPU core base clock and boost clock speeds, manufacturing process, texturing and calculation speed. Note that power consumption of some graphics cards can well exceed their nominal TDP, especially when overclocked.
| Core clock speed | 100 MHz | 200 MHz |
| Number of transistors | no data | 30 million |
| Manufacturing process technology | 150 nm | 180 nm |
| Power consumption (TDP) | no data | 30 Watt |
| Texture fill rate | 0.1 | 0.8 |
| ROPs | 1 | 4 |
| TMUs | 1 | 4 |
Form factor & compatibility
Information on compatibility with other computer components. Useful when choosing a future computer configuration or upgrading an existing one. For desktop graphics cards it's interface and bus (motherboard compatibility), additional power connectors (power supply compatibility).
| Interface | AGP 2x | AGP 4x |
| Width | 1-slot | 1-slot |
| Supplementary power connectors | no data | 1x Molex |
VRAM capacity and type
Parameters of VRAM installed: its type, size, bus, clock and resulting bandwidth. Integrated GPUs have no dedicated video RAM and use a shared part of system RAM.
| Memory type | SDR | DDR |
| Maximum RAM amount | 16 MB | 64 MB |
| Memory bus width | 64 Bit | 128 Bit |
| Memory clock speed | 133 MHz | 200 MHz |
| Memory bandwidth | 1.064 GB/s | 6.4 GB/s |
Connectivity and outputs
Types and number of video connectors present on the reviewed GPUs. As a rule, data in this section is precise only for desktop reference ones (so-called Founders Edition for NVIDIA chips). OEM manufacturers may change the number and type of output ports, while for notebook cards availability of certain video outputs ports depends on the laptop model rather than on the card itself.
| Display Connectors | 1x VGA, 2x S-Video | 1x VGA |
API compatibility
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | 7.0 | 8.0 |
| OpenGL | 1.2 | 1.1 |
| OpenCL | N/A | N/A |
| Vulkan | N/A | N/A |
Pros & cons summary
| Maximum RAM amount | 16 MB | 64 MB |
| Chip lithography | 150 nm | 180 nm |
i752 has a 20% more advanced lithography process.
3dfx Spectre 1000, on the other hand, has a 300% higher maximum VRAM amount.
We couldn't decide between i752 and 3dfx Spectre 1000. We've got no test results to judge.
Should you still have questions concerning choice between the reviewed GPUs, ask them in Comments section, and we shall answer.
Comparisons with similar GPUs
We selected several comparisons of graphics cards with performance close to those reviewed, providing you with more options to consider.
