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Samsung 870 EVO vs Silicon Power Ace A55

Silicon Power Ace A55 (512 GB, 2.5")
EUR129,–

Silicon Power Ace A55

512 GB, 2.5"

Samsung 870 EVO (4000 GB, 2.5")
EUR1033,50

Samsung 870 EVO

4000 GB, 2.5"

Silicon Power Ace A55 (512 GB, 2.5")
EUR129,– EUR251,95/1TB

Silicon Power Ace A55

512 GB, 2.5"

Delivered between Fri, 18-9 and Mon, 21-9
Samsung 870 EVO (4000 GB, 2.5")
EUR1033,50 EUR258,37/1TB

Samsung 870 EVO

4000 GB, 2.5"

Delivered Fri, 18-9

Storage capacity
Storage capacity
512 GB
Storage capacity
Storage capacity
4000 GB
Max. random 4K read
Max. random 4K read
unknown
Max. random 4K read
Max. random 4K read
98000 IOPS
Max. random 4K write
Max. random 4K write
unknown
Max. random 4K write
Max. random 4K write
88000 IOPS

Overall rating
Overall rating
Very good (88/100) in 1 test
Overall rating
Overall rating
Very good (88/100) in 4 tests

Description
Description
The A55 especially applies the ”SLC Cache technology” that allows all data to be written in the SLC portion 
Description
Description
The 870 EVO combines Samsung's proven SSD technology with advanced features. It stands out for its improved 

Item number
Item number
11266580
Item number
Item number
14599189
Manufacturer
Manufacturer
Silicon Power
Manufacturer
Manufacturer
Samsung
Category
Category
SSD
Category
Category
SSD
Statutory warranty score
Statutory warranty score
1 %
Statutory warranty score
Statutory warranty score
0,4 %
Statutory warranty case duration
Statutory warranty case duration
unknown
Statutory warranty case duration
Statutory warranty case duration
2 days
Return rate
Return rate
2,8 %
Return rate
Return rate
2,2 %
Manufacturer No.
Manufacturer No.
SP512GBSS3A55S25
Manufacturer No.
Manufacturer No.
MZ-77E4T0B/EU
Release date
Release date
24-6-2019
Release date
Release date
4-12-2020

SSD type
SSD type
SATA SSD
SSD type
SSD type
SATA SSD
Form factor
Form factor
2.5"
Form factor
Form factor
2.5"
Storage capacity
Storage capacity
512 GB
Storage capacity
Storage capacity
4000 GB
Interface
Interface
SATA
Interface
Interface
SATA
Interface version
Interface version
SATA III
Interface version
Interface version
SATA III
Protocol
Protocol
AHCI (SATA)
Protocol
Protocol
AHCI (SATA)
Read transfer speed
Read transfer speed
560 MB/s
Read transfer speed
Read transfer speed
560 MB/s
Write transfer speed
Write transfer speed
530 MB/s
Write transfer speed
Write transfer speed
530 MB/s
Memory type (NAND)
Memory type (NAND)
TLC
Memory type (NAND)
Memory type (NAND)
TLC
Max. random 4K read
Max. random 4K read
unknown
Max. random 4K read
Max. random 4K read
98000 IOPS
Max. random 4K write
Max. random 4K write
unknown
Max. random 4K write
Max. random 4K write
88000 IOPS
Storage Cooling
Storage Cooling
without heatsink
Storage Cooling
Storage Cooling
–
Scope of application
Scope of application
Allrounder
Scope of application
Scope of application
Allrounder
SSD Features
SSD Features
SMART Support
SSD Features
SSD Features
AES encryption, SMART Support
Max. TBW (Total Bytes Written)
Max. TBW (Total Bytes Written)
unknown
Max. TBW
Max. TBW
2400 TB
MTBF
MTBF
1500000 h
MTBF
MTBF
1500000 h

Power consumption
Power consumption
unknown
Power consumption
Power consumption
2.50 W
Power consumption (standby)
Power consumption (standby)
unknown
Power consumption (standby)
Power consumption (standby)
0.04 W

Country of origin
Country of origin
China
Country of origin
Country of origin
China

Manufacturer commitment
Manufacturer commitment
unknown
Manufacturer commitment
Manufacturer commitment
RE100

Scope of delivery
Scope of delivery
SP Toolbox
Scope of delivery
Scope of delivery
Quickstart overview

Length
Length
10 cm
Length
Length
10 cm
Width
Width
6.99 cm
Width
Width
7 cm
Height
Height
0.70 cm
Height
Height
0.68 cm
Weight
Weight
63 g
Weight
Weight
48 g

Product Safety
Product Safety
Product Safety
Product Safety

Length
Length
16 cm
Length
Length
14.50 cm
Width
Width
13 cm
Width
Width
10 cm
Height
Height
1 cm
Height
Height
2.20 cm
Weight
Weight
50 g
Weight
Weight
98 g

statutory warranty
statutory warranty
24 Months statutory warranty
statutory warranty
statutory warranty
24 Months statutory warranty

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