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Samsung 990 Pro 2TB Review: PCIe 4.0 Speed King for PS5, PC, and Laptops

7,450/6,900 MB/s read/write, 1.4M IOPS, DRAM cache, 5-year warranty, and a heatsink option — the SSD to beat in 2024.

7 min read
4.8
Samsung 990 Pro 2TB SSD with heatsink installed in a PS5 expansion slot

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Gallery

Samsung 990 Pro with pre-installed heatsink showing copper heat pipe
Heatsink model (2TB): copper heat pipe + graphene thermal pad — drops 15°C under load
PS5 console open showing 990 Pro heatsink installed in M.2 slot
Official PS5 compatible — fits under cover, no throttle in 4K gaming
Samsung Magician software showing drive health, performance benchmark, and over-provisioning
Magician software: health monitoring, benchmark, secure erase, over-provisioning

Pros

  • Class-leading PCIe 4.0 speeds: 7,450 / 6,900 MB/s seq R/W, 1.4M IOPS
  • Samsung Pascal controller + 8th-gen V-NAND + 2 GB LPDDR4 DRAM cache
  • Heatsink model drops 15°C — essential for PS5 / thin laptops
  • 5-year warranty, 1,200 TBW (2TB) — industry-best endurance
  • Magician software: health, benchmarks, encryption, over-provisioning
  • Power efficient: 5.5W active, 3mW idle — great for laptop battery

Cons

  • PCIe 4.0 only — no 5.0 support (marginal real-world difference today)
  • Heatsink model adds 3.5mm height — check laptop clearance
  • Firmware 5B2QGXA7 (2023) had health reporting bug — fixed in 4B2QGXA7
  • Premium pricing vs. WD SN850X, Crucial T500, Kingston KC3000

Who Should Buy This

  • PS5 owners needing official, no-throttle 2TB expansion
  • PC builders wanting the most reliable, proven PCIe 4.0 drive
  • Laptop upgraders valuing power efficiency and thermal control

Our Verdict

The **Samsung 990 Pro 2TB** remains the **gold-standard PCIe 4.0 SSD**. It's not the absolute cheapest, but the combination of class-leading speed, DRAM cache, industry-best endurance (1,200 TBW), 5-year warranty, Samsung Magician, and PS5-verified heatsink option makes it the safest high-performance purchase. For PS5, it's the default choice. For PC/laptop, it's the reliability pick.

Specifications

Interface
PCIe 4.0 x4, NVMe 2.0
Controller
Samsung Pascal (in-house)
NAND
8th-gen V-NAND (TLC)
DRAM Cache
2 GB LPDDR4 (2TB model)
Capacities
1 TB, 2 TB, 4 TB
Seq Read/Write
7,450 / 6,900 MB/s (2TB)
Random Read/Write
1,400K / 1,550K IOPS (2TB)
Endurance
600 TBW (1TB), 1,200 TBW (2TB), 2,400 TBW (4TB)
Warranty
5 years limited
Power
5.5W active avg, 3mW idle (L1.2)
Dimensions
80.15 x 22.15 x 2.38 mm (bare) / 3.5 mm (heatsink)
Weight
8 g (bare) / 18 g (heatsink)
Operating Temp
0-70°C (controller throttles at 85°C)
Software
Samsung Magician (Windows/macOS/Android)
Encryption
AES 256-bit, TCG Opal 2.0, IEEE 1667
Check Price: $180

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