Updated August 28, 2026 · 357 modules
Silicon Power leads on segment $/GB; Kingston leads on ratings. Buy live Amazon kits below — brand pages for the full catalogs.
Kingston
$18.56/GB
DDR5 32GB $/GB
Silicon Power
$13.44/GB
DDR5 32GB $/GB
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Kingston +38%
vs Silicon Power
Best buyable DDR4 and DDR5 kits by $/GB (dual-stick preferred)
Kingston
Kingston FURY Renegade DDR5 RGB Silver/White XMP 48GB (2x24GB) 8400MT/s CL40 CUDIMM Desktop Gaming Memory Kit of 2 - KF584CU40RWAK2-48$549.99
Verify on Amazon.com before purchasing — checkout price applies.Silicon Power
Silicon Power DDR5 64GB (2x32GB) Zenith 5600MHz (PC5-44800) 288-pin CL40 1.25V UDIMM Desktop Memory Module RAM SP064GXLWU560FDG White$699.97
Verify on Amazon.com before purchasing — checkout price applies.Kingston
Kingston FURY Beast 32GB (2x16GB) 3200MT/s DDR4 CL16 Desktop Memory Kit of 2 KF432C16BBK2/32$279.99
Verify on Amazon.com before purchasing — checkout price applies.Silicon Power
Silicon Power Value Gaming DDR4 RAM 32GB (2x16GB) 3200MHz (PC4 25600) 288-pin CL16 1.35V UDIMM Desktop Memory Module with Heatsink Grey SU032GXLZU320BDAJ7$187.17
Verify on Amazon.com before purchasing — checkout price applies.Disclosure: As an Amazon Associate I earn from qualifying purchases. Rankings use price and spec data only — not paid placement. How we rank products
Silicon Power is the budget pick on segment $/GB; Kingston may win on ratings or selection.
Segment medians preferred for $/GB (not raw catalog averages). Updated August 28, 2026.
Highest rating × review volume — for buyers comparing reliability, not just lowest price
Kingston
Kingston Fury Beast 64GB (2x32GB) 3600MHz DDR4 CL18 Desktop Memory Kit of 2 KF436C18BBK2/64, Black
$988.92
Silicon Power
Silicon Power DDR4 16GB 3200MHz (PC4-25600) CL22 SODIMM 260-Pin 1.2V Non-ECC Laptop RAM Notebook Computer Memory SU016GBSFU320F02AB
$99.97
Choose Kingston if…
Choose Silicon Power if…
Price per GB by capacity
Apples-to-apples at each capacity tier
| Capacity | Kingston | Silicon Power |
|---|---|---|
| 8GB | $9.35/GB | $10.65/GB |
| 16GB | $16.44/GB | $9.36/GB |
| 32GB | $17.12/GB | $11.29/GB |
| 64GB | $18.76/GB | $13.51/GB |
| 128GB | $19.79/GB | — |
Capacity coverage
How many SKUs at each capacity
| Capacity | Kingston | Silicon Power |
|---|---|---|
| 1GB | 4 | 3 |
| 2GB | 6 | 6 |
| 4GB | 13 | 3 |
| 8GB | 52 | 15 |
| 12GB | — | 1 |
| 16GB | 64 | 29 |
| 24GB | — | 2 |
| 32GB | 62 | 39 |
| 48GB | 6 | — |
| 64GB | 28 | 10 |
| 96GB | 3 | — |
| 128GB | 8 | — |
Speed mix & form factors
Where each brand concentrates its lineup
Kingston speeds
Silicon Power speeds
Kingston DDR / form
Silicon Power DDR / form
Answers use live segment pricing and catalog counts — updated August 28, 2026.
Silicon Power leads on DDR5 32GB $/GB at $13.44/GB vs Kingston at $18.56/GB (updated August 28, 2026).
Kingston averages 4.5★ across 247 tracked modules (85 rated 4.7★+). For most buyers, prioritise dual-stick kits with the right speed for your platform — see the Amazon picks and Kingston brand page.
Silicon Power averages 4.4★ across 110 tracked modules (22 rated 4.7★+). Compare the most-trusted picks below and browse the Silicon Power brand page for the full lineup.
For value, start with Silicon Power on segment $/GB today. For reliability, compare average ratings (Kingston 4.5★ vs Silicon Power 4.4★) and the most-trusted kits on this page. Buy the Amazon kit that matches your capacity and platform.
Kingston averages 4.5★ vs Silicon Power's 4.4★ across their product ranges.
Kingston offers more variety with 247 tracked modules vs Silicon Power's 110.
Both brands offer DDR4 and DDR5 modules in DIMM and SO-DIMM form factors. Compatibility depends on memory type and speed — not the brand. Check your motherboard QVL before buying.
For gaming, prioritise DDR5-6000 CL30 (AMD AM5) or DDR5-5600–6400 (Intel). Silicon Power currently leads on segment $/GB — buy a dual-stick kit from the Amazon picks above.
Kingston has 44 SO-DIMM modules tracked; Silicon Power has 26. Browse Kingston or Silicon Power brand pages, or use the RAM Finder for laptop upgrades.