Product comparison · 2 internal solid state drives

HP HH/HL ME PCIe WA vs HP 1TB Solid State Drive

Key differences

SSD capacity
- HH/HL ME PCIe WA:1.4 TB
- 1TB Solid State Drive:1 TB
Interface
- HH/HL ME PCIe WA:PCI Express 2.0
- 1TB Solid State Drive:Serial ATA III
Read speed
- HH/HL ME PCIe WA:3300 MB/s
- 1TB Solid State Drive:550 MB/s

Differences highlightedShow differences only

Comparison of HH/HL ME PCIe WA, M550
17 specifications	A HP HH/HL ME PCIe WA View product	B HP 1TB Solid State Drive Model M550 View product
Features3 differ
SSD capacityDiffers	1.4 TB	1 TB
InterfaceDiffers	PCI Express 2.0	Serial ATA III
Read speedDiffers	3300 MB/s	550 MB/s
Write speedKnown for one	615 MB/s	Unknown — not stated by the source
Random read (4KB)Known for one	120000 IOPS	Unknown — not stated by the source
Random write (4KB)Known for one	99000 IOPS	Unknown — not stated by the source
Read latencyKnown for one	130 µs	Unknown — not stated by the source
Write latencyKnown for one	15 µs	Unknown — not stated by the source
PCI Express interface data lanesKnown for one	x8	Unknown — not stated by the source
SSD form factorKnown for one	Unknown — not stated by the source	2.5"
Memory typeKnown for one	Unknown — not stated by the source	MLC
Data transfer rateKnown for one	Unknown — not stated by the source	6 Gbit/s
HP segmentKnown for one	Unknown — not stated by the source	Business
Operational conditionsidentical
Operating temperature (T-T)Known for one	0 - 50 °C	Unknown — not stated by the source
Storage temperature (T-T)Known for one	-40 - 55 °C	Unknown — not stated by the source
Other featuresidentical
Internal	Yes	Yes
Logistics dataidentical
Harmonized System (HS) codeKnown for one	Unknown — not stated by the source	84717070

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.