Table 1. Server specifications
Specification
Description
Dimension • 2U
• Height: 86.5 mm (3.4 inches)
• Width:
– With rack latches: 482.0 mm (19.0 inches)
– Without rack latches: 444.6 mm (17.5 inches)
• Depth: 763.7 mm (30.1 inches)
Note: The depth is measured with rack latches installed, but without the security
bezel installed.
Weight
Up to 32.0 kg (70.6 lb), depending on the server configuration
Processor (depending on the
model)
• Up to two Intel
®
processors
• Designed for Land Grid Array (LGA) 3647 socket
• Scalable up to 28 cores
• Thermal Design Power (TDP): up to 205 watts
For a list of supported processors, see:
• ThinkAgile HX3521-G
https://lenovopress.com/lp0728-lenovo-thinkagile-hx3320-hx3520-g-hx3720-
appliances
• ThinkAgile HX5521, ThinkAgile HX5521-C, and ThinkAgile HX1521-R
https://lenovopress.com/lp0729-lenovo-thinkagile-hx5520-hx5520-c-appliances
https://lenovopress.com/lp0726-lenovo-thinkagile-hx1320-hx1520-r-appliances
• ThinkAgile HX7521
https://lenovopress.com/lp0730-lenovo-thinkagile-hx7520-appliance
Note:
DIMM • Minimum: 8 GB
• Maximum:
– 768 GB using registered DIMMs (RDIMMs)
– 1.5 TB using load-reduced DIMMs (LRDIMMs)
• Type:
– PC4-21300 (DDR4-2666), operating speed depends on processor model and
UEFI Operating Mode selection
– Single-rank, dual-rank, quad-rank, or octa-rank
• Slots: 24 DIMM slots
• Supports (depending on the model):
– 8 GB, 16 GB, and 32 GB RDIMMs
– 64 GB LRDIMMs
Notes:
For a list of supported DIMMs, see:
• ThinkAgile HX3521-G
https://lenovopress.com/lp0728-lenovo-thinkagile-hx3320-hx3520-g-hx3720-
appliances
• ThinkAgile HX5521, ThinkAgile HX5521-C, and ThinkAgile HX1521-R
https://lenovopress.com/lp0729-lenovo-thinkagile-hx5520-hx5520-c-appliances
https://lenovopress.com/lp0726-lenovo-thinkagile-hx1320-hx1520-r-appliances
• ThinkAgile HX7521
https://lenovopress.com/lp0730-lenovo-thinkagile-hx7520-appliance
Chapter 1. Introduction 5