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Last updated: 2026-02-05 17:50:15

Tencent Cloud Load Balancer has two types: Cloud Load Balancer (CLB) and Gateway Load Balancer (GWLB).
They are applicable to different scenarios. It is recommended to choose one based on your business scenario by considering various aspects such as product features and performance. The detailed comparison of the two types is as follows:
Product Features
GWLB 
CLB (Application Load Balancer)
Network Type
No distinction
Public network
Private Network
Instance Specifications
No distinction
Optional specifications. For details, see Instance Specifications.
Listening protocol
IP
Layer-4 forwarding (TCP/UDP)
Encrypted layer-4 forwarding (TCP SSL/QUIC)
Layer-7 forwarding (HTTP/HTTPS)
Real server type
Target group
Target group
Standard RS
Session persistence
Not supported.
Supported
Balancing algorithm
Consistent hashing based on 5-tuple
Consistent hashing based on 3-tuple
Consistent hashing based on 2-tuple
Weighted round robin
Weighted least connections
Source hashing algorithm
Health check
Supported
Supported
Monitoring/Alarms
Supported
Supported
﻿
﻿

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Product Features	GWLB	CLB (Application Load Balancer)
Network Type	No distinction	Public network Private Network
Instance Specifications	No distinction	Optional specifications. For details, see Instance Specifications.
Listening protocol	IP	Layer-4 forwarding (TCP/UDP) Encrypted layer-4 forwarding (TCP SSL/QUIC) Layer-7 forwarding (HTTP/HTTPS)
Real server type	Target group	Target group Standard RS
Session persistence	Not supported.	Supported
Balancing algorithm	Consistent hashing based on 5-tuple Consistent hashing based on 3-tuple Consistent hashing based on 2-tuple	Weighted round robin Weighted least connections Source hashing algorithm
Health check	Supported	Supported
Monitoring/Alarms	Supported	Supported

tencent cloud

Gateway Load Balancer

Product Feature Comparison

Help and Support