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Transcend JetFlash 890 32GB Grijs Review

13 januari 2017, laatste update op 13 januari 2017, 496 views Rapporteer
+2

De Transcend JetFlash 890s is behoorlijk snel in het random lezen van 4K blokken, het willekeurig schrijven van 4K blokken valt nog te verbeteren.

Pluspunten

  • levensduur lange (gelimiteerde) garantie
  • type-C aansluiting
  • 3,99 gram
  • gemaakt in Taiwan

Minpunten

  • zonder beschermkap voor de USB type-A aansluiting

Eindoordeel

3 van 5 sterren (Voldoende)

Verpakking

Voorzijde
[img]FmuphGEW[/img]
Achterzijde
[img]mId6vGIc[/img]

Standby verbruik

202 mW / 39,7 mA
[img]biouuyOB[/img]

Afmetingen

Lengte: 28,64 mm
Connector
breedte: 12,18 mm
hoogte: 4,53 mm
binnenwerkse hoogte gevuld: 2,12 mm
binnenwerkse hoogte open = hoogte - binnenwerkse hoogte gevuld: 2,13 mm
plaatdikte: 0,32 mm

Gewicht: 4,00 gram

[img]LseIySSY[/img]
[img]9yhnpCWB[/img]

Prestaties: CrystalDiskMark

[img=393]7uZcTnKu[/img]
* MB/s = 1,000,000 bytes/s [SATA/600 = 600,000,000 bytes/s]
* KB = 1000 bytes, KiB = 1024 bytes

Sequential Read (Q= 32,T= 1) : 59.743 MB/s
Sequential Write (Q= 32,T= 1) : 44.410 MB/s
Random Read 4KiB (Q= 32,T= 1) : 4.148 MB/s [ 1012.7 IOPS]
Random Write 4KiB (Q= 32,T= 1) : 0.987 MB/s [ 241.0 IOPS]
Sequential Read (T= 1) : 62.118 MB/s
Sequential Write (T= 1) : 47.850 MB/s
Random Read 4KiB (Q= 1,T= 1) : 3.816 MB/s [ 931.6 IOPS]
Random Write 4KiB (Q= 1,T= 1) : 1.102 MB/s [ 269.0 IOPS]

Test : 1024 MiB [E: 0.0% (0.0/29.4 GiB)] (x5) [Interval=5 sec]

Prestaties: Xbench

Uncached
Sequential
write 4K: 75.39 MB/sec
write 256K: 65.36 MB/sec
read 4K: 17.49 MB/sec
read 256K: 92.37 MB/sec
Random
write 4K: 1.23 MB/sec
write 256K: 8.02 MB/sec
read 4K: 4.05 MB/sec
read 256K: 74.33 MB/sec

ChipGenius

Description: [E:]USB Mass Storage Device(JetFlash Transcend 32GB)
Device Type: Mass Storage Device

Protocal Version: USB 2.00
Current Speed: High Speed
Max Current: 76mA

USB Device ID: VID = 8564 PID = 1000
Serial Number: 35YKOC9VT2AE47Z8

Device Vendor: JetFlash
Device Name: Mass Storage Device
Device Revision: 1100

Manufacturer: JetFlash
Product Model: Transcend 32GB
Product Revision: 1100

Controller Vendor: SMI
Controller Part-Number: SM3267AB - ISP 150629-1AB
Flash ID code: EC3A98BF - Samsung - 2CE/Single Channel [TLC] -> Total Capacity = 32GB

Possible Flash Part-Number
----------------------------
Unknown

Flash ID mapping table
----------------------------
[Channel 0] [Channel 1]
EC3A98BF94C6 --------
EC3A98BF94C6 --------
-------- --------
-------- --------
-------- --------
-------- --------
-------- 400140034004
40A34042FFFF --------

Antspec Flash drive info

Volume: E:
Controller: Silicon Motion SM3267 AB
Possible Memory Chip(s):
Samsung K9ADGD8U0D *2
Memory Type: TLC
Flash ID: EC3A98BF 94C6
Flash CE: 2
Flash Channels: Single
Chip F/W: ISP 150629-1AB
MP: O0318V1
MPTOOL Ver.: 1.01.76
VID: 8564
PID: 1000
Manufacturer: JetFlash
Product: Mass Storage Device
Query Vendor ID: JetFlash
Query Product ID: Transcend 32GB
Query Product Revision: 1100
Physical Disk Capacity: 31591497728 Bytes
Windows Disk Capacity: 31574671360 Bytes
Internal Tags: 8V2R-TZ2G
File System: FAT32
Relative Offset: 48 KB
USB Version: 2.00
Declared Power: 76 mA
ContMeas ID: FF44-11-FF

Linaro flashbench

$ sudo flashbench -a /dev/sdb --blocksize=1024
align 8589934592 pre 905µs on 1.12ms post 807µs diff 268µs
align 4294967296 pre 944µs on 1.17ms post 828µs diff 282µs
align 2147483648 pre 906µs on 1.13ms post 827µs diff 262µs
align 1073741824 pre 882µs on 1.11ms post 841µs diff 248µs
align 536870912 pre 887µs on 1.11ms post 839µs diff 244µs
align 268435456 pre 882µs on 1.1ms post 842µs diff 241µs
align 134217728 pre 881µs on 1.11ms post 841µs diff 246µs
align 67108864 pre 891µs on 1.11ms post 840µs diff 247µs
align 33554432 pre 884µs on 1.11ms post 843µs diff 249µs
align 16777216 pre 883µs on 1.11ms post 839µs diff 248µs
align 8388608 pre 796µs on 1.02ms post 852µs diff 193µs
align 4194304 pre 795µs on 1.02ms post 851µs diff 197µs
align 2097152 pre 796µs on 1.02ms post 851µs diff 199µs
align 1048576 pre 795µs on 1.02ms post 853µs diff 199µs
align 524288 pre 796µs on 1.02ms post 855µs diff 198µs
align 262144 pre 791µs on 996µs post 842µs diff 180µs
align 131072 pre 793µs on 997µs post 843µs diff 179µs
align 65536 pre 794µs on 1.02ms post 853µs diff 195µs
align 32768 pre 792µs on 1.02ms post 854µs diff 194µs
align 16384 pre 793µs on 1ms post 840µs diff 188µs
align 8192 pre 792µs on 879µs post 792µs diff 86.5µs
align 4096 pre 792µs on 796µs post 793µs diff 2.87µs

align 2048 pre 817µs on 818µs post 802µs diff 8.24µs
Find-fat
$ sudo flashbench --find-fat /dev/sdb
4MiB 32.3M/s 39M/s 38.9M/s 39.9M/s 39.4M/s 39M/s
2MiB 36.6M/s 36.8M/s 35.4M/s 39.2M/s 38.3M/s 39.3M/s
1MiB 34.1M/s 34.4M/s 36M/s 37.9M/s 37M/s 35.7M/s
512KiB 33.3M/s 33.4M/s 33.4M/s 35.4M/s 33.4M/s 35.5M/s
256KiB 28.9M/s 28.5M/s 30M/s 31.2M/s 30.9M/s 29.7M/s
128KiB 23.9M/s 24M/s 23.4M/s 24M/s 23.9M/s 24.8M/s
64KiB 17.8M/s 18.3M/s 18.3M/s 18.8M/s 18.3M/s 18.3M/s
32KiB 11.5M/s 11.5M/s 11.4M/s 11.7M/s 11.3M/s 11.7M/s
16KiB 6.82M/s 6.65M/s 6.69M/s 6.8M/s 3.61M/s 6.8M/s
open UA: 14
$ sudo flashbench -O --erasesize=$[4 * 1024 * 1024] --blocksize=$[256 * 1024] /dev/sdb --random --open-au-nr=1
4MiB 38.8M/s
2MiB 28.6M/s
1MiB 35.6M/s
512KiB 35.4M/s
256KiB 28.7M/s

$ sudo flashbench -O --erasesize=$[4 * 1024 * 1024] --blocksize=$[256 * 1024] /dev/sdb --random --open-au-nr=14
4MiB 33.4M/s
2MiB 37M/s
1MiB 35.8M/s
512KiB 33.1M/s
256KiB 25.8M/s

$ sudo flashbench -O --erasesize=$[4 * 1024 * 1024] --blocksize=$[256 * 1024] /dev/sdb --random --open-au-nr=15
4MiB 39M/s
2MiB 37.2M/s
1MiB 35.5M/s
512KiB 20.8M/s
256KiB 7.99M/s

Alle afbeeldingen

Beoordeel deze review: 0 +1 +2 +3

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