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Compare Silicon Power UD90 2TB and MSI SPATIUM M461 2TB in the United States side by side across price, specifications, capability by use case and the price at which the answer changes.
Market snapshot Nov 9, 2026 · USD
Specifications, performance and current prices compared in United States · USD · prices checked through Nov 9, 2026
Silicon Power
Current comparison price
$355Value · Balanced45
from 1 offer · checked Nov 9
Capability highlights · price excluded
MSI
Current comparison price
$543Value · Balanced31
from 1 offer · checked Nov 9
Capability highlights · price excluded
Capabilityprice excluded
Scenarios won: Silicon Power UD90 2TB 0, MSI SPATIUM M461 2TB 1, even 2. MSI SPATIUM M461 2TB is ahead for Heavy Creative Work. View grades →
Valueunder Balanced
Silicon Power UD90 2TB has the higher Value under these priorities (45 vs 31).
Pricecurrent market snapshot
Silicon Power UD90 2TB costs less right now ($355 vs $543, 35% apart).
| Priority | Silicon Power UD90 2TB | MSI SPATIUM M461 2TB | |
|---|---|---|---|
| 45 | 31 | ||
| 24 | 17 | ||
| 64 | 42 | ||
| 41 | 36 |
Pick a preset to compare under it: the whole page follows. Within 2 points counts as even.
Not tracked means our source data does not have the fact; it is never treated as absent. Inferred figures come from the reference model of the same chip.
Under Balanced, each product holds or loses the higher Value at one price, with the other held at its current price. Enter the prices you were actually offered to see the answer for your deal.
Silicon Power UD90 2TB
Current comparison price
$355 45
Silicon Power UD90 2TB keeps the higher Value up to $514 (with MSI SPATIUM M461 2TB at $543).
MSI SPATIUM M461 2TB
Current comparison price
$543 31
MSI SPATIUM M461 2TB matches the Value of Silicon Power UD90 2TB (at $355) at $375 or less.
A crossover is a calculation under the active priorities and today's market frame, not a price forecast.
New offers we track in United States (USD), cheapest first, with the date each was checked. Amazon appears as a link only: its price is not shown and never enters Value.
Silicon Power UD90 2TB
MSI SPATIUM M461 2TB
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What each product can do for a job, graded S to F with price left out, and the measured indexes behind it.
View full tier list and performance rankings
| Silicon Power UD90 2TB | MSI SPATIUM M461 2TB | |
|---|---|---|
| System Drive | A #91 | A #92 |
| Game & File Storage | A #67 | A #68 |
| Heavy Creative Work | B #113 | A #89 |
| Drive performance | 5,000 | 5,000 |
| Sequential read | 5,000 | 5,000 |
| Sequential write | 3,200 | 4,200 |
Facts true of every board a product groups; a range or "varies" marks a fact that differs between boards.
9 identical facts hidden
| Silicon Power UD90 2TB | MSI SPATIUM M461 2TB | |
|---|---|---|
| Speed | ||
| Sequential write | 3,200 MB/s | 4,200 MB/s |
| Storage and endurance | ||
| DRAM cache | Not tracked | DRAM-less |
| Controller | Not tracked | PHISON E21T |
| Product | ||
| Brand | Silicon Power | MSI |
Not tracked means the source data does not have this fact. It is not assumed to be absent.
Conditions drawn from the data above, not a universal recommendation. The better choice depends on which of these matter to you.
It depends on the question. For capability (price left out) see the grades by use case; for how good the current price is for what you get, see Value under your priorities; and for the cheapest option today, see current prices. This page keeps the three apart and does not name one overall winner.
Under Balanced, Silicon Power UD90 2TB has the higher Value (45 vs 31) in the market snapshot of Nov 9, 2026. Value changes with your priorities and with prices.
Under Balanced, with Silicon Power UD90 2TB at its current price, MSI SPATIUM M461 2TB reaches equal Value at $375. It is a calculation, not a price forecast.
Scenarios won: Silicon Power UD90 2TB 0, MSI SPATIUM M461 2TB 1, even 2. MSI SPATIUM M461 2TB is ahead for Heavy Creative Work.
The offers section lists every new offer we track for both products in United States, with the date each price was checked. Open in Compare to add more products.