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Silicon Power · PCIe 4.0 · 4000 GB

Silicon Power 4TB US75 Nvme PCIe Gen4

M.2 2280 · TLC NAND · Host-Memory-Buffer (HMB)

Performance
70
Perf / price
19
Capacity value
77
Amazon
$550
$550
Not currently available Updated Aug 7, 2026 Prime FBA
Performance70.3
Performance / price19.2
Capacity value76.7

Written analysis

Silicon Power 4TB US75 Nvme PCIe Gen4 at a glance

The Silicon Power 4TB US75 Nvme PCIe Gen4 is a 4000 GB M.2 2280 SSD using PCIe 4.0 x4, NVMe 2.0. The controller is Maxiotech MAP1602A. Flash type is TLC 232-layer. Cache is listed as Host-Memory-Buffer (HMB).

Rated sequential throughput is 7000 MB/s read and 6500 MB/s write. Random throughput is 1000K read IOPS and 1100K write IOPS. The calculated specification score is 70.3.

Best fit: General storage workloads where compatibility and price matter more than peak transfer rates.

Endurance and thermals

Rated endurance is 2400 TBW, or approximately 600 TBW per TB of capacity. The listed warranty is 5 years.

Current value

At $550, the drive costs $137.49 per TB. Performance / price is 19.2 and capacity value is 76.7. Compare these values with nearby drives below; interface generation and headline speed alone do not determine value.

Drive data

Full specifications

Interface, flash, controller, cache, throughput, endurance, power, warranty, and value in one technical sheet.

General

Manufacturer
Silicon Power
SSD
Silicon Power 4TB US75 Nvme PCIe Gen4
Part number
SP04KGBP44US7505
Model
SP04KGBP44US7505
Capacity
4000 GB
Form factor
M.2 2280
Launch price
Amazon price
$550
Amazon availability
Not currently available
Price updated
Aug 7, 2026

Performance

Sequential read
7000 MB/s
Sequential write
6500 MB/s
Random read
1000K IOPS
Random write
1100K IOPS

Value

Amazon price
$550
Price / TB
$137.49
Performance / price
19.2
Capacity value
76.7

Hardware & cache

Interface
PCIe 4.0 x4, NVMe 2.0
Interface generation
PCIe 4.0
Controller
Maxiotech MAP1602A
NAND
TLC 232-layer
Process
12.0
Cache type
Host-Memory-Buffer (HMB)
DRAM
Host-Memory-Buffer (HMB)
DRAM capacity
40 MB
DRAM speed
2000 MT/s
SLC cache
Dynamic

Durability & power

Endurance
2400 TBW
Endurance / TB
600 TBW
Warranty
5 years
Idle power
Active power

Additional information

Also listed as
4TB US75 Nvme PCIe Gen4
Color
Green

Amazon

Price history

Nearby performance

Similar SSDs

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Discussion

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Vendor copy

Amazon listing details

Marketplace feature text kept for reference. Structured specifications above are the source for scores and comparisons.

PCIe Gen 4x4 interface with read speeds up to 7,000MB/s and write speeds up to 6,500MB/s

NVMe 1.4 support allows for higher performance, lower latency, and lower power consumption

Available in massive storage capacity options ranging from 1TB to 4TB

TBW: 2400

5-year limited warranty *The SSD warranty is based on the TBW or Warranty period