Japanese site 4Gamer.net has reviewed Zotac’s upcoming GT 630 Zone Edition and GT 640 GDDR5 GPUs and revealed that they will not be powered by Nvidia’s GK108 or GK107 “Fermi” core, but instead will utilize the GK208 “Kepler” core.
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| Header Cell - Column 0 | GT 630 “Fermi” | Zotac GT 630 ZE | GT 640 DDR3 | Zotac GT 640 GDDR5 |
|---|---|---|---|---|
| Core | GK108 | GK208-301 | GK107-301 | GK208-301 |
| CUDA Cores | 96 | 384 | 96 | 384 |
| ROPs | 4 | 8 | 14 | 8 |
| Base Clock | 810 MHz | 902 MHz | 900 MHz | 1046 MHz |
| Boost Clock | 1620 MHz | 1804 MHz | - | - |
| Memory Clock | 1.8 Gb/s | 1.8 Gb/s | 1.8 Gb/s | 5.0 Gb/s |
| Memory | 1024 MB | 2048 MB | 2024 MB | 2048 MB |
| Memory Interface | 128-bit DDR3 / GDDR5 | 64-bit GDDR5 | 128-bit DDR3 | 64-bit GDDR5 |
| Bandwidth | 28.8 Gb/s (DDR3)51.2 Gb/s (GDDR5) | 14.4 Gb/s | 28.5 Gb/s | 40.0 Gb/s |
| TDP | 65 W | 25 W | 25 W | 49 W |
| Min. Power Requirement | 300 W | 300 W | 300 W | 300 W |
The Zotac GT 630 Zone Edition and GT 640 will initially be on sale in Japan with a sticker price of ¥ 9,000 ($90) and ¥ 13,500 ($136), respectively. Further information and benchmarks are available at the source link and at Nvidia Japan’s website.
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