Product Overview
Manufacturer product information
The Synology PAS7700 is an enterprise-grade, active-active NVMe all-flash storage system delivering up to 2M IOPS, 30GB/s throughput, and petabyte-scale capacity for mission-critical workloads.
Technical Specifications
Structured product specifications
Controller > Number of Controller Module 2
CPU > CPU Model AMD EPYC 7443P
CPU Quantity 1 (per controller)
CPU Cores 24-core
CPU Architecture 64-bit
CPU Frequency 2.85 (base) / 4.0 (turbo) GHz
Memory > System Memory 64 GB DDR4 ECC RDIMM (per controller)
Memory Module Pre-installed 64 GB (64 GB x 1) (per controller)
Total Memory Slots 16 (per controller)
Maximum Memory Capacity 1024 GB (64 GB x 16) (per controller)
Notes Synology may revise pre-installed memory module specifications in response to component lifecycle and supply conditions. All revised components undergo the same rigorous validation to ensure equivalent compatibility, stability, and performance.Please select Synology memory modules for optimum compatibility and reliability. Synology will not provide complete product warranty or technical support if non-Synology memory modules are used for memory expansion.
Storage > Drive Bays 48
Maximum Drive Bays with Expansion Unit 216 (PAX224 x 7)
Drive Type (See all supported drives) 2.5” U.3 NVMe SSD
Notes #2 Synology only guarantees full functionality, reliability, and performance for Synology drives listed on the compatibility list. The use of non-validated components may limit certain functionality and result in data loss and system instability.
External Ports > RJ-45 1GbE LAN Port 1 (per controller)
RJ-45 10GbE LAN Port 2 (per controller)
Out-of-Band Management LAN Port 1 (per controller)
Expansion Port 7 (per controller)
Expansion Port Type Mini-SAS HD
PCIe > PCIe Expansion 1 x Gen4 x16 slot (x16link)2 x Gen4 x8 slot (x8link) (per controller)
Appearance > Form Factor (RU) 4U
Size (Height × Width × Depth) 175.8 mm x 480.5 mm x 771 mm
Weight 38.2 kg
Rack Installation Support 4-post 19" rack (Synology Rail Kit - RKS-02)
Others > System Fan 60 mm x 60 mm x 5 pcs
Fan Speed Mode Full-Speed ModeCool ModeQuiet Mode
Noise Level 66.1 dB(A)
Power Supply Unit / Adapter 2700W watts
AC Input Power Voltage 200V to 240V AC
Power Frequency 50/60 Hz, Single Phase
Power Consumption 1253.76 watts (Typical)1460.64 watts (Full Loading)
British Thermal Unit 2668.97 BTU/hr (Typical)
Notes #3 Typical power consumption reflects a regular file access use case, while full loading power consumption reflects peak usage under maximum I/O stress. Actual power may vary by workload and configuration.
Temperature > Operating Temperature 0°C to 35°C (32°F to 95°F)
Storage Temperature -20°C to 60°C (-5°F to 140°F)
Relative Humidity 5% to 95% RH
Certification FCCCEBSMIVCCIRCMUKCAEACKCUL
Warranty 5 Years
Notes #4 The warranty period starts from the purchase date as stated on your purchase receipt. (Learn more)
Environment RoHS Compliant
Packaging Content Main Unit × 1Accessory Pack × 1Rail Kit Sliding: RKS-02 × 1CDFP cable X 1C19 to C20 power cord x 2
Optional Accessories 25GbE Network Interface Card: E25G30-F210GbE Network Interface Card: E10G30-F2/E10G30-T2DDR4 ECC RDIMM: D4ER02-64GExpansion Units: PAX224
Notes #5 Fibre Channel HBAs, 100GbE Network Interface Card, and other optional accessories, please refer to our compatibility list.
Storage Management > Maximum Single Volume Size 200 TB (32 GB memory required)1 PB (64 GB memory required, for RAID 6 and RAID TP groups only)
Maximum Internal Volume Number 32
Supported RAID Type RAID 5RAID 6RAID TP
File System > Internal Drives Btrfs
File Services > File Protocol SMBNFS
Maximum Number of SMB Connections (FSCT-Based) with RAM Expansion 12,800
Account & Shared Folder > Maximum Local User Accounts 16,000
Maximum Local Groups 512
Maximum Shared Folder 512
General Specifications > Supported Protocols SMB1 (CIFS), SMB2, SMB3, NFSv3, NFSv4, NFSv4.1, NFS Kerberized sessions, NFS over RDMA, iSCSI, Fibre Channel, NVMe-FC, NVMe-TCP, NVMe over RDMA
Supported Browsers ChromeFirefoxEdgeSafari
Supported Language English, Deutsch, Français, Italiano, Español, Dansk, Norsk, Svenska, Nederlands, Русский, Polski, Magyar, Português do Brasil, Português Europeu, Türkçe, Český, ภาษาไทย, 日本語, 한국어, 繁體中文, 简体中文
SAN Manager > Maximum iSCSI Target Number 256
Maximum NVMe-oF Subsystem Number 256
Maximum LUN 512
Maximum Namespace 512
Maximum vVols 1024
Snapshot Replication > Maximum Snapshots per Shared Folder 1,024
Maximum Snapshots per System 65,536
Maximum of Snapshots per Namespace 256
Maximum Number of Snapshots per LUN 256
Maximum of System Replication 256
Hyper Backup Folder and Package Backup
Virtualization > VMware vSphere ESXi 8.0 U3, ESXi 8.0 U2, ESXi 8.0 U1, ESXi 8.0
Microsoft Hyper-V Windows Server 2025
Citrix XenServer XenServer 8.4
