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Mac-Compatible Upgrade Cards: Sonnet Technologies: Presto 040 40/80 Specs
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The Sonnet Presto 040 40/80 features a 40 MHz 68LC040 or 68040 processor, a 128k level 2 cache, and "MacOS 8 enabler software" that allows MacOS 8 to run on previously incompatible systems. The card plugs into the PDS slot, or with the Macintosh IIcx and IIsi, an adapter.
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| Introduction Date: | N/A | Discontinued Date: | N/A |
| Processor Type: | 68LC040/68040 1. | Processor Speed: | 40 MHz |
| Card Type: | PDS | Speed Control: | Fixed |
| Relative Speed Boost: | 500% 2. | FPU (Integrated): | 68040 |
| Lookaside Bus Speed: | 40 MHz | Data Path: | 32-bit |
| Level 1 Cache: | 8k | Level 2 Cache: | 128k |
| RAM Type: | N/A | VRAM Type: | N/A |
| Standard RAM: | N/A | Maximum RAM: | N/A |
| Onboard RAM: | None | RAM Slots: | N/A |
| Standard VRAM: | N/A | Maximum VRAM: | N/A |
| Supported Systems: | Mac IIci, IIvx, et al. 3. | Supported MacOS: | 7.1-8.1 5, 6. |
| Dimensions: | N/A | Avg. Weight: | N/A |
| Original Price: | $200, $300 US 1. | Est. Current Price: | $99 US |
| Notes: |
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Both configs orig. available, 68040 includes FPU for $100 US
more. 2. Maximum speed boost as provided by manufacturer. 3. Includes Macintosh IIci, IIcx (4.), IIsi (4.), IIvx, IIvi, & Performa 600. 4. Adapter required for use with the Macintosh IIcx and IIsi. 5. Apple provides no official support for third-party upgrade cards. 6. MacOS 8.1 supported by models except IIcx which supports up to 7.5.5. 7. Photo Credit: Sonnet Technologies. |
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