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Silicon Power Ace A55 256GB SATA III 2.5"
The 256GB SATA III drive hits 460 MB/s reads and 450 MB/s writes using 3D TLC NAND with SLC cache, plus a 7mm slim build for Ultrabooks. It adds TRIM, garbage collection, and ECC support, backed by a 1,500,000-hour MTBF and a 3-year warranty after registration. Best for budget laptop owners upgrading an older 2.5-inch drive for faster boot times and app loading without spending on NVMe.
Capacity 256GB
Form Factor 2.5"
Interface SATA III
Read Speed 460 MB/s
NAND TLC
33 総合スコア
価格 $46
概要
メリットとデメリット
長所
- Strong affordability (94th percentile) 94th
- Strong social proof (78th percentile) 78th
短所
- Below average speed (13th percentile)
- Below average capacity (18th percentile)
- Below average random (22nd percentile)
実証データ
パフォーマンス
スペック
全スペック一覧
Drive
| Capacity | 256 |
| Form Factor | 2.5" |
| Interface | SATA III |
| Protocol | SATA |
| External | No |
Performance
| Sequential Read (MB/s) | 460 |
| Sequential Write (MB/s) | 450 |
Hardware
| NAND | TLC |
| DRAM Cache | No |
Reliability
| MTBF (hours) | 1500000 |
| Warranty (years) | 1 |
Features
| Heatsink | No |
競合製品との比較
| Spec | Silicon Power Ace A55 | Team Group MP44L | SanDisk Optimus GX 7100 | MSI SPATIUM M560 | fanxiang S880 S880E | PNY CS2241 M280CS2241-500-RB |
|---|---|---|---|---|---|---|
| Capacity | 256GB | 500GB | 500GB | 1TB | 500GB | 500GB |
| Form Factor | 2.5" | M.2 2280 | M.2 2280 | M.2 2280 | M.2 2280 | M.2 |
| 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 | 460 MB/s | 5,000 MB/s | 6,800 MB/s | 10,300 MB/s | 7,300 MB/s | 4,700 MB/s |
| Nand Type | TLC | TLC | TLC | - | TLC | TLC |
| Dram Cache | false | false | false | - | false | false |
| Endurance | - | 160 TBW | 300 TBW | 1200 TBW | 600 TBW | 1500 TBW |
| Compare | Compare | Compare | Compare | Compare |
| 製品 | Speed | Random | Feature | Capacity | Endurance | ユーザー評価 | Affordability |
|---|---|---|---|---|---|---|---|
| Silicon Power Ace A55 | 12.5 | 22.4 | 53.8 | 17.6 | 35.3 | 77.5 | 94.2 |
| Team Group MP44L Compare | 71.1 | 86.7 | 79 | 26.7 | 69.1 | 87.2 | 74.1 |
| SanDisk Optimus GX 7100 Compare | 80.4 | 93.9 | 53.8 | 26.7 | 88.3 | 49.8 | 72.6 |
| MSI SPATIUM M560 Compare | 95.5 | 61.7 | 36.9 | 55.3 | 94.7 | 43.6 | 72.8 |
| fanxiang S880 S880E Compare | 91.4 | 61.7 | 79 | 26.7 | 95.6 | 87.2 | 74.5 |
| PNY CS2241 M280CS2241-500-RB Compare | 64.3 | 61.7 | 53.8 | 26.7 | 98.7 | 87.2 | 71.6 |
価格
コストパフォーマンス
最安 $46
Amazon 1件の価格 最安 $46
Best Buy 1件の価格 最安 $46
2026年11月8日からこの製品の価格を追跡しています。データが増えるとチャートが表示されます。
用途別スコア
詳細なレビューは近日公開予定です。上記のスペック、スコア、価格、チャートは常に最新です。
