New
Silicon Power Ace A55 512GB SATA III 2.5"
Capacity 512GB
Form Factor 2.5"
Interface SATA III
Read Speed 560 MB/s
NAND TLC
DRAM Cache Yes
38 Overall Score
No current retailer price
Snapshot
Pros & Cons
Pros
- Strong feature (89th percentile) 89th
- Strong affordability (83rd percentile) 83rd
Cons
- Below average endurance (15th percentile)
- Below average random (22nd percentile)
- Below average capacity (35th percentile)
What owners think
How owner sentiment changed over time
ExclusiveBased on when customers actually wrote their reviews - so you can see whether early praise held up.
Owner sentiment has cooled since launch
Based on 8 dated customer reviews, grouped by calendar quarter. Period analysis is in English.
The proof
Performance
Specifications
Full Specifications
Drive
| Capacity | 512 |
| Form Factor | 2.5" |
| Interface | SATA III |
| Protocol | SATA |
| External | No |
Performance
| Sequential Read (MB/s) | 560 |
| Sequential Write (MB/s) | 530 |
Hardware
| NAND | TLC |
| DRAM Cache | Yes |
vs Competition
| Spec | Silicon Power Ace A55 | Crucial T500 | MSI SPATIUM M480 PRO | Corsair MP700 Elite | Samsung 990 EVO | Western Digital Black SN850X |
|---|---|---|---|---|---|---|
| Capacity | 512GB | 1TB | 1TB | 1TB | 2TB | 1TB |
| Form Factor | 2.5" | M.2 2280 | M.2 2280 | M.2 2280 | M.2 2280 | M.2 2280 |
| Interface | SATA III | PCIe 4.0 x4 | PCIe 4.0 x4 | PCIe 5.0 x4 | PCIe 4.0 x4 | PCIe 4.0 x4 |
| Seq Read | 560 MB/s | 7,300 MB/s | 7,400 MB/s | 10,000 MB/s | 5,000 MB/s | 7,300 MB/s |
| Nand Type | TLC | TLC | TLC | TLC | TLC | TLC |
| Dram Cache | true | true | true | false | false | true |
| Endurance | - | 600 TBW | 3000 TBW | 600 TBW | 1200 TBW | 600 TBW |
| Compare | Compare | Compare | Compare | Compare |
| Product | Speed | Random | Feature | Capacity | Endurance | Social Proof | Affordability |
|---|---|---|---|---|---|---|---|
| Silicon Power Ace A55 | 38.4 | 22.4 | 89.4 | 34.6 | 14.7 | 61.5 | 82.8 |
| Crucial T500 Compare | 91.3 | 96.7 | 99 | 55.3 | 83 | 95.3 | 56.5 |
| MSI SPATIUM M480 PRO Compare | 94 | 81.1 | 93.9 | 55.3 | 98.7 | 95.3 | 43.6 |
| Corsair MP700 Elite Compare | 95.1 | 97 | 86.1 | 55.3 | 87.4 | 95.3 | 43.6 |
| Samsung 990 EVO Compare | 72.4 | 90.5 | 79 | 78.5 | 83 | 95.3 | 55.6 |
| Western Digital Black SN850X Compare | 85.7 | 93.3 | 89.4 | 55.3 | 88.2 | 95.3 | 49 |
Price
Value & Pricing
We started tracking prices for this product on Nov 8, 2026. The chart appears once we have more data.
Usage Scores
A full written review is coming soon. The specs, scores, prices and charts above are always up to date.
