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PSU
CX450M (2015)
Corsair
$9499
RM650e (2025)
Corsair
$10499
ATX 20+4
11
ATX12V Version
2.43
Color
BlackBlack
Efficiency
80+ Bronze-
EPS 4+4
02
Form Factor
ATXATX
Modular
No Yes
Molex
24
PCIe 6+2
03
SATA
47
Wattage
450W 650W
Part Number
CP-9020101-NA CP-9020101-UK CP-9020101-AUCP-9020302-NA CP-9020302-AU CP-9020302-EU CP-9020302-UK
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Comparison Analysis

Comparing the CX450M (2015) vs RM650e (2025) reveals distinct differences in their targeted use cases.

The CX450M (2015) is the more budget-friendly option, costing approximately $10 (11%) less than the RM650e (2025).