PRODUCT FAMILY IMAGEKingston / System-Specific
32GB DDR5 RDIMM
KCS-UC556S4-32G
5,600MT/s rated speed
1 × 32GBSystem ECC
Guide price£351.22 inc VAT£292.68 ex VAT · per moduleReference-based guide; current price and availability to confirm.
DDR5 / SERVER
Illustrative module. Check the manufacturer reference for the exact appearance.
Illustrative module. Check the manufacturer reference for the exact appearance.Explore memory in 3D ↗
HPE / SMARTMEMORYHPE
HPE
32GB DDR5P43328-K21
32 GBTOTAL CAPACITY
4,800MT/s RATED SPEED
RDIMMSYSTEM ECC
SmartMemory 1 × 32GB DDR5 memory for server platforms. EC8 registered SmartMemory. Verify the specific HPE server QuickSpecs and option suffix.
Guide price£1,688.70 inc VAT£1,407.25 ex VAT · per moduleReference-based guide; current price and availability to confirm.
Estimated delivery: 3–5 working days, subject to stock confirmation.
Prices reviewed 12 October 2026. Your shortlist is a planning brief; no order is placed.
THE RIGHT FIT MATTERS
Registered server memory requires a compatible server memory controller. Follow the system’s channel, rank and population guidance.
THE FINER DETAILSEvery specification.
Every specification.
Clearly considered.
Source-reviewed 2026-10-12. Match the full part number and check the manufacturer’s platform requirements. Similar capacity and speed do not establish compatibility.
| Manufacturer | HPE |
|---|---|
| Product family | SmartMemory |
| Manufacturer part number | P43328-K21 |
| Memory generation | DDR5 |
| System category | Server |
| Total capacity | 32 GB |
| Module configuration | 1 × 32GB |
| Rated data rate | 4800 MT/s |
| Module type | RDIMM |
| System ECC | Yes |
| Latency / timings | CL40 |
| Voltage | See manufacturer specification |
| Rank / organisation | 2R x8 |
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