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PVDM3-64
64-channel high-density voice and video DSP module
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PVDM3-64 is a high-performance voice processing digital signal processor designed specifically for deployment in Cisco voice gateways and unified communications platforms. This module is engineered to accelerate voice processing tasks such as echo cancellation, compression, and transcoding while supporting industry-standard protocols like SIP, H.323, and MGCP, ensuring seamless integration with enterprise communication systems. It is optimized for modular installation into Cisco platforms, providing reliable performance under specified operating conditions.
Specifically built to enhance voice call quality and processing efficiency, the PVDM3-64 module delivers advanced DSP capabilities within a compact, modular form factor. Its design meets critical operational requirements in telecom environments, making it ideal for high-density voice processing applications and ensuring compatibility with leading Cisco voice gateway solutions, thus facilitating robust and scalable unified communications deployments.
PVDM3-64 price is $104.00, a 98.1% saving from the Cisco list price of $5,436.00. PVDM3-64 is in stock and available for next-day dispatch. (terms applied)
Request bulk order quote for PVDM3-64 for additional pricing. Browse the full Pvdm Voice/Fax Modules series or explore all Cisco products.
A 5,000-user enterprise deploys Cisco ISR 4000 routers equipped with PVDM3-64 high-density voice and video DSP modules to consolidate voice, HD video and conferencing onto a single platform. The 64-channel DSP provides hardware-accelerated transcoding, echo cancellation and media mixing, delivering sub-50 ms latency and 99.999% uptime. Outcome: 60% rack-space reduction, 30% lower CAPEX, simplified management and crystal-clear communication for all branch offices.
A global financial firm integrates PVDM3-64 modules in Cisco ISR routers across 20 branch locations to enable 64 full-duplex H.264 video channels with on-the-fly codec transcoding and packet shaping. The high-density video DSP accelerates WAN optimization, enforces AES encryption and supports up to 100 concurrent conferencing streams without additional servers. Outcome: 70% WAN bandwidth savings, enterprise-grade security, streamlined IT operations and consistent HD video quality worldwide.
A Tier 1 service provider leverages PVDM3-64 high-density voice DSP modules in Cisco ASR routers to terminate and transcode 64 TDM/E1/T1 trunks per module. The solution delivers G.711/G.729 transcoding, jitter smoothing and DTMF detection for over 1 million media minutes per day. Outcome: 40% increase in trunk capacity, 25% power reduction, enhanced call quality and new hosted UC revenue streams without adding servers.
To get the detailed certification, please go to the Compliance Center.
| PVDM3-64 |  PVDM2-48 |  PVDM3-192 |  PVDM3-32 |  PVDM2-64 | |
|---|---|---|---|---|---|
| Product Type | Voice Processing Module | Network Module | Voice Processing Module | Digital Signal Processing Module | Network Card |
| Module Type | N/A | Ethernet | DSP | DSP | Ethernet |
| Data Rate | N/A | 10G | N/A | 1Gbps | 10Gbps |
| Connector Type | N/A | SFP+ | N/A | PCIe | SFP+ |
| Supported Protocols | SIP / H.323 / MGCP | TCP/IP | N/A | TCP/IP, VoIP | TCP/IP |
| Form Factor | Modular | PCIe | Modular | PCIe | PCIe |
| Operating Temperature | 0 to 70°C | 0 to 70°C | 0 to 70°C | 0 to 70°C | 0 to 70°C |
| Storage Temperature | -40 to 85°C | -40 to 85°C | -40 to 85°C | -40 to 85°C | -40 to 85°C |
| Input Voltage | 3.3V | 3.3V | 5V | 3.3V | 3.3V |
| Compatibility | Cisco Voice Gateways | Cisco, Juniper, Arista, Dell, HP | Cisco Integrated Services Routers | Cisco, Juniper, Arista, Dell, HP | Cisco, Dell, HP |
| Max Speed | N/A | 10Gbps | N/A | 1Gbps | 10Gbps |
| Supported Features | Digital Signal Processing, Echo Cancellation, Codecs Support | Auto-negotiation, Wake-on-LAN, Jumbo Frames, QoS | Voice Transcoding, Conferencing, Signaling Conversion | Multi-channel processing, Auto-negotiation, QoS | Auto-negotiation, Jumbo Frames, QoS |
| Power Consumption | N/A | 20W | 8W | 15W | 15W |
| Interface Ports | N/A | Ethernet | N/A | PCIe | SFP+ |
| Expansion Slots | N/A | N/A | N/A | N/A | N/A |
| Product Name | Cisco PVDM3-64 Voice Processing Module | PVDM2-48 Ethernet Module | PVDM3-192 | PVDM3-32 | PVDM2-64 High-Speed Network Module |
| Height | N/A | 1.0 inches | N/A | 0.8 inches | 1.2 inches |
| Width | N/A | 8.6 inches | N/A | 3.5 inches | 3.4 inches |
| Depth | N/A | 1.5 inches | N/A | 7.5 inches | 6.7 inches |
| Weight | N/A | 1.2 lbs | N/A | 1.2 lbs | 0.75 lbs |
The 64-channel high-density DSP module is a perfect choice for our needs. It handles voice and video traffic seamlessly without compromising performance.
The PVDM3-64 DSP module has been excellent. It offers reliable voice and video processing while ensuring low latency and high-quality output.
This DSP module works great for our voice and video applications. The PVDM3-64 delivers solid performance with minimal lag or disruptions.
We installed the PVDM3-64 for better voice processing, and it's been fantastic. It provides solid performance and is very reliable for our needs.
The PVDM3-64 module is compact and efficient. It's perfect for our voice processing needs and has provided consistent, reliable performance.
The PVDM3-64 is a Cisco Digital Signal Processor module offering 64 simultaneous voice and video channels for high-performance media processing in enterprise routers.
The PVDM3-64 is compatible with Cisco ISR 4000, ASR 1000, and select 2900/3900 series routers with a dedicated DSP slot.
It provides up to 64 concurrent voice channels, supporting codec-transcoding, conferencing, and fax-over-IP services.
Yes. The module supports H.264 video transcoding across multiple sessions, enabling high-density video conferencing.
Supported codecs include G.711, G.729, G.723.1, G.726, OPUS, H.264, and H.263 for flexible voice and video processing.
By offloading DSP tasks, it reduces jitter and latency, ensuring consistent voice clarity and smooth video streams.
Typical power draw is under 15W, optimized for energy-efficient deployments in enterprise environments.
Dimensions: 14.0 × 2.5 × 1.2 inches; operating temperature: 32–104°F (0–40°C); relative humidity: 5–90% non-condensing.
Power down the router, insert the PVDM3-64 into the DSP slot, secure the module, then power up and verify with show platform hardware voice- dsp command.
No additional license is required; all 64 channels are enabled out of the box upon module installation.
You can stack multiple modules across slots to scale up to hundreds of concurrent sessions in a single chassis.
Ideal for large-scale call centers, unified communications gateways, and branch office voice/video edge applications.
On-chip DSP processing reduces end-to-end latency to under 20 ms, meeting stringent real-time communication requirements.
No field-replaceable parts. Regularly update IOS software and monitor DSP utilization via SNMP or CLI.
Cisco offers a one-year hardware warranty including advance replacement and 24/7 TAC support for the module.
Use show platform hardware voice-dsp utilization and related SNMP MIBs to track channel usage, CPU load, and error rates.