Product Selection Chart
Click on the category headings below to explore the differences between the various AccuStream products.
- Computer Bus/Max Pixel Rate
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Computer Bus PCIe x4 PCI 32/64 Max. Pixel Rate AccuStream Express HD+C 170 MHz AccuStream Express HD 75+C 75 MHz AccuStream Express SD 50+C 50 MHz AccuStream Express HD+ 170 MHz AccuStream Express HD 75+ 75 MHz AccuStream Express SD 50+ 50 MHz AccuStream Express 170 170 MHz AccuStream Express 75 75 MHz AccuStream Express 50 50 MHz AccuStream 205a 170 MHz AccuStream 75a 75 MHz AccuStream 50a 50 MHz AccuStream 170+ 170 MHz AccuStream 75+ 75 MHz AccuStream 50+ 50 MHz - HDTV Formats
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1080p 1080i 720p 576p 480p AccuStream Express HD+C AccuStream Express HD 75+C AccuStream Express SD 50+C AccuStream Express HD+ AccuStream Express HD 75+ AccuStream Express SD 50+ AccuStream Express 170 AccuStream Express 75 AccuStream Express 50 AccuStream 205a AccuStream 75a AccuStream 50a AccuStream 170+ AccuStream 75+ AccuStream 50+ - Sample Resolutions Supported
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1920x1200
x601600x1200
x601280x1024
x601024x768
x60800x600
x60Non
StandardAccuStream Express HD+C AccuStream Express HD 75+C AccuStream Express SD 50+C AccuStream Express HD+ AccuStream Express HD 75+ AccuStream Express SD 50+ AccuStream Express 170 AccuStream Express 75 AccuStream Express 50 AccuStream 205a AccuStream 75a AccuStream 50a AccuStream 170+ AccuStream 75+ AccuStream 50+ - Video Input Types Supported
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HDMI
VideoDVI-D RGBHV YPbPr Mono S-video Composite
ColorAccuStream Express HD+C AccuStream Express HD 75+C AccuStream Express SD 50+C AccuStream Express HD+ AccuStream Express HD 75+ AccuStream Express SD 50+ AccuStream Express 170 AccuStream Express 75 AccuStream Express 50 AccuStream 205a AccuStream 75a AccuStream 50a AccuStream 170+ AccuStream 75+ AccuStream 50+ - Other Features
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Pass-Through Ext. Trigger R/T Scaler H.264 Compression AccuStream Express HD+C AccuStream Express HD 75+C AccuStream Express SD 50+C AccuStream Express HD+ AccuStream Express HD 75+ AccuStream Express SD 50+ AccuStream Express 170 AccuStream Express 75 AccuStream Express 50 AccuStream 205a AccuStream 75a AccuStream 50a AccuStream 170+ AccuStream 75+ AccuStream 50+
Video Streaming Performance
- Video streaming rates are dependent on several factors beyond the AccuStream board.
- The AccuStream Express boards can run in PCIe x4, x8 and x16 slots.
- The AccuStream boards can run in PCI 32 & 64 bit slots.
- For fastest streaming rates and data transfers, PCIe x4/x8/x16 is recommended.
- System processor, memory & disk speed all contribute to transfer rate speeds.
- For uncompressed 1080p60 streaming to disk, we recommend a fast i5/i7/Xeon processor, at least 2GB of RAM, and striped RAID disk drives.
- Below are transfer rates to memory on "typical" PCI 32 & PCI 64 bit machines that perform at 125 MB/second transfers and 250 MB/second transfers respectively, as well as performance on "typical" PCIe x4 systems (500-700 MB/s). Your performance may vary on slower machines.
Resolution | Stream to Memory (32 bit PCI Bus) |
Stream to Memory (64 bit PCI bus) |
Stream to Memory (PCIe x4 bus) |
---|---|---|---|
1600x1200x60 | 15 fps | 20 fps | 60 fps | 1280x1024x60 | 30 fps | 60 fps | 60 fps |
1024x768x60 | 30 fps | 60 fps | 60 fps |
1920x1080x30 (1080i) | 15 fps | 30 fps | 30 fps |
1920x1080x60 (1080p) | 15 fps | 30 fps | 60 fps |