Description
Samsung SSD 990 EVO Plus M.2 NVME 4TB (model MZ-V9S4T0BW):
🔹Product Overview & Features
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The Samsung 990 EVO Plus 4TB delivers blazing sequential read/write speeds of up to 7,250 MB/s and 6,300 MB/s, respectively .
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It employs PCIe 4.0 x4 and PCIe 5.0 x2 interfaces with NVME 2.0 protocol, offering broad compatibility and flexibility.
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The drive features improved power efficiency—up to 73% more MB/s per watt than its predecessor—thanks to a nickel-coated controller .
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Leveraging Intelligent Turbo Write 2.0 and enlarged Turbo Write modes, the 4TB capacity benefits from faster large-file performance .
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The 4TB model (part number MZ-V9S4T0BW) is DRAM-less and uses Host Memory Buffer (HMB), paired with Samsung V-NAND (236-layer TLC) and an in-house Piccolo controller .
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Random IOPS are impressive: up to 1,050K IOPS (read) and 1,400K IOPS (write)
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Backed by a 5-year limited warranty, along with an endurance rating of 2,400 TBW
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Samsung’s Magician software provides firmware updates, drive monitoring, optimization tools, and data migration utilities .
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According to Tom’s Hardware, it’s a marked improvement over the previous 990 EVO, especially with its efficiency and performance—but pricing remains a consideration .
🔹Summary
| Feature | Specification |
|---|---|
| Capacity | 4 TB |
| Sequential Read | Up to 7,250 MB/s |
| Sequential Write | Up to 6,300 MB/s |
| Random IOPS | 1,050K (read) / 1,400K (write) |
| Interface | PCIe 4.0 x4 / PCIe 5.0 x2, NVME 2.0 |
| NAND Type | 236-layer V-NAND TLC |
| Controller | Samsung Piccolo (DRAM-less, HMB support) |
| Power Efficiency | 73% via nickel-coated controller |
| Turbo Write | Intelligent Turbo Write 2.0 |
| Warranty | 5-year limited; endurance: 2,400 TBW |
| Software | Samsung Magician |
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