10 SDXC/SDHC Memory Cards, Rounded Up And Benchmarked

Features
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The latest flash-based SD memory cards with UHS-I deliver up to 63 MB/s throughput. Users who want to exploit that performance need to pay attention to a few details, like making sure they upgrade to a USB 3.0 card reader. Which card is the fastest?

Comparison Table And Test Setup

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ManufacturerKingstonKingstonKingston
FamilyUltimateXX 233xUltimateXX 233xUltimateXX 233x
Model NumberSDHA1/8GBSDHA1/16GBSDHA1/32GB
Capacity8 GB16 GB32 GB
Rated PerformanceUHS-IUHS-IUHS-I
Form FactorSDHCSDHCSDHC
Carrying Casenonono
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ManufacturerLexarLexarPQI
FamilyProfessional 133xProfessional 133xSDXC C10
Model NumberLSD16GCRBNA133LSD32GCRBNA1336AEI
Capacity16 GB32 GB64 GB
Rated PerformanceClass 10Class 10Class 10
Form FactorSDHCSDHCSDXC
Carrying Caseyesyesno
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ManufacturerPretecPretecSamsungSanDisk
FamilySDHC 233XSDHC Class16PlusExtreme Pro
Model NumberSHS216GSHS332GMB-SP8G233SDSDXP1-016G-A75
Capacity16 GB32 GB8 GB16 GB
Rated PerformanceClass 10Class16Class 6UHS-I
Form FactorSDHCSDHCSDHCSDHC
Carrying Caseyesyesyesyes

Test Setup

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System Hardware
CPUIntel Core i7-920 (Bloomfield) 45 nm, 2.66 GHz, 8 MB L3 Cache
Motherboard (LGA 1366)Supermicro X8SAX, Revision: 1.0, Chipset Intel X58 + ICH10R, BIOS: 1.0B
RAM3 x 1 GB DDR3-1333 Corsair CM3X1024-1333C9DHX
HDDSeagate NL35 400 GB, ST3400832NS, 7200 RPM, SATA 1.5Gb/s, 8 MB Cache
Storage ControllerseSATA: on-board eSATA (ICH10R) USB 2.0: on-board USB 2.0 (ICH10R) USB 3.0: NEC D720200F1 (Gigabyte GA-USB3.0)
Card ReaderPretec P240 USB 3.0
Power SupplyOCZ EliteXstream 800 W, OCZ800EXS-EU
Benchmarks
Performance Measurementsh2benchw 3.16 CrystalDiskMark 3.0
I/O PerformanceIOMeter 2008.08.18 Fileserver-Benchmark Webserver-Benchmark Database-Benchmark Workstation-Benchmark Streaming Reads and Writes
System Software & Drivers
Operating SystemWindows 7 Ultimate
Patrick Schmid and Achim Roos