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Mac-Compatible Upgrade Cards: Mactell: PowerJolt G3 250/512k (1M) Specs
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The Mactell PowerJolt G3 250/512k (1M) features a 250 MHz PowerPC 750 (G3) processor with either 512k or 1 MB of backside cache. The card plugs into the daughtercard slot, replacing the original daughtercard. The Mactell PowerJolt G3 series allows you to "tweak" the backside bus speed and ratio for maximum performance by using DIP switches. |
| Introduction Date: | February 1, 1998 | Discontinued Date: | April 15, 1999 1. |
| Processor Type: | PowerPC 750 (G3) | Processor Speed: | 250 MHz |
| Card Type: | Daughtercard | Speed Control: | Variable 2. |
| Relative Speed Boost: | N/A | FPU (Integrated): | PowerPC 750 (G3) |
| Backside Bus Speed: | 125, 167, 250 MHz 3. | Data Path: | 64-bit |
| Level 1 Cache: | 64k | Level 2 Cache: | 512k, 1 MB (backside) |
| 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: | PM 7300, 7500, et al. 4. | Supported MacOS: | 8.0-9.0 5. |
| Dimensions: | 6.7 x 3.8 6. | Avg. Weight: | N/A |
| Original Price: | $700, $800, $1400 US | Est. Current Price: | N/A |
| Notes: |
1.
The configurations w/ 1 MB of backside cache were
discontinued earlier. 2. Backside bus speed and ratio can be changed, possibly improving speed. 3. 125 MHz bus with 512k of backside cache, 167 or 250 MHz with 1 MB. 4. Includes Power Mac 7300-7600, 8500-9600, Power PCI, Umax S900. 5. Apple provides no official support for third-party upgrade cards. 6. In inches, width x depth. 7. Photo Credit: Mactell. |
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