7 modules from Samsung, SK Hynix, Micron, Kingston.
32GB is the sweet spot for most enterprise servers - enough for 10-20 VMs per socket at standard densities.
| $/GB ▲ | Brand / Part No. | Capacity | Speed | Type | Rank/Org | Wty | Price | 90D | Buy |
|---|---|---|---|---|---|---|---|---|---|
| 👑$5.15 | Samsung M393A4K40CB1-CRC | 32GB | DDR4-2400 | RDIMM | — | 3yr | $164.95 | ▼ | Buy →Details |
| $10.31 | Samsung M393A4K40CB2-CTD 2 offers | 32GB | DDR4-2666 | RDIMM | — | 3yr | $329.99 | ▲ | Buy →Details |
| $10.67 | SK Hynix HMA84GR7CJR4N-VK | 32GB | DDR4-2666 | RDIMM | — | 3yr | $341.55 | ▲ | Buy →Details |
| Check availability | Samsung M393A4K40DB3-CWE | 32GB | DDR4-3200 | RDIMM | — | 3yr | Out of stock | Check availabilityDetails | |
| Check availability | SK Hynix HMA84GR7DJR4N-XN | 32GB | DDR4-3200 | RDIMM | — | 3yr | Out of stock | Check availabilityDetails | |
| Check availability | Micron MTA36ASF4G72PZ-3G2R1 | 32GB | DDR4-3200 | RDIMM | — | 3yr | Out of stock | Check availabilityDetails | |
| Check availability | Kingston KSM32RD4/32MER | 32GB | DDR4-3200 | RDIMM | — | 3yr | Out of stock | Check availabilityDetails |
Always verify against your server's QVL (Qualified Vendor List) before purchasing.
32GB DDR4 modules provide 32GB per DIMM slot. A dual-socket server with 16 DIMM slots can support 512GB total at full population. Consider your workload's memory requirements and future growth.
Mixing DIMM sizes within the same channel is generally not recommended. For optimal performance, use identical modules across all populated slots. Some server platforms support mixed sizes but with reduced performance.
All three are tier-1 DRAM manufacturers. Performance differences are negligible at the same speed rating. Choose based on price, availability, and your server's QVL (Qualified Vendor List). Samsung and SK Hynix are the most commonly specified in enterprise QVLs.