The Lexar Gold Series Professional 640GB CFexpress 4.0 Type-A Memory Card WITH LEXAR CFEXPRESS TYPE A USB3.2 GEN2 READ costs $0.8093/GB while the PNY P-SDUX512U3100PRO-GE 512GB PRO Elite Class 10 U3 V30 microSDXC Flash Memory Card - 100MB/s, Class 10, U3, V30, A2, 4K UHD, Full HD, UHS-I, Micro SD costs $0.1699/GB. PNY P-SDUX512U3100PRO-GE 512GB PRO Elite Class 10 U3 V30 microSDXC Flash Memory Card - 100MB/s, Class 10, U3, V30, A2, 4K UHD, Full HD, UHS-I, Micro SD offers 79% better value per gigabyte as of July 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
Lexar Gold Series Professional 640GB CFexpress 4.0 Type-A Memory Card WITH LEXAR CFEXPRESS TYPE A USB3.2 GEN2 READ vs PNY P-SDUX512U3100PRO-GE 512GB PRO Elite Class 10 U3 V30 microSDXC Flash Memory Card - 100MB/s, Class 10, U3, V30, A2, 4K UHD, Full HD, UHS-I, Micro SD — Which Is Better Value?
Specification Comparison
| Spec | Lexar Gold Series Professional 640GB CFexpress 4.0 Type-A Memory Card WITH LEXAR CFEXPRESS TYPE A USB3.2 GEN2 READ | PNY P-SDUX512U3100PRO-GE 512GB PRO Elite Class 10 U3 V30 microSDXC Flash Memory Card - 100MB/s, Class 10, U3, V30, A2, 4K UHD, Full HD, UHS-I, Micro SD |
|---|---|---|
| Brand | Lexar | PNY |
| Capacity | 640GB | 512 GB |
| $/GB | $0.8093 | $0.1699 |
| Price | $517.98 | $86.99 |
| Retailer | Newegg | Amazon |
| Category | SD Cards | SD Cards |
| Subcategory | sd | N/A |
Price Across Retailers
Lexar Gold Series Professional 640GB CFexpress 4.0 Type-A Memory Card WITH LEXAR CFEXPRESS TYPE A USB3.2 GEN2 READ
PNY P-SDUX512U3100PRO-GE 512GB PRO Elite Class 10 U3 V30 microSDXC Flash Memory Card - 100MB/s, Class 10, U3, V30, A2, 4K UHD, Full HD, UHS-I, Micro SD
Which Should You Buy?
Based on current pricing data, the PNY P-SDUX512U3100PRO-GE 512GB PRO Elite Class 10 U3 V30 microSDXC Flash Memory Card - 100MB/s, Class 10, U3, V30, A2, 4K UHD, Full HD, UHS-I, Micro SD offers better value at $0.1699//GB compared to the Lexar Gold Series Professional 640GB CFexpress 4.0 Type-A Memory Card WITH LEXAR CFEXPRESS TYPE A USB3.2 GEN2 READ at $0.8093//GB — that's roughly 79% less per gigabyte.
The best deal for the PNY P-SDUX512U3100PRO-GE 512GB PRO Elite Class 10 U3 V30 microSDXC Flash Memory Card - 100MB/s, Class 10, U3, V30, A2, 4K UHD, Full HD, UHS-I, Micro SD is $86.99 at Amazon, while the Lexar Gold Series Professional 640GB CFexpress 4.0 Type-A Memory Card WITH LEXAR CFEXPRESS TYPE A USB3.2 GEN2 READ starts at $517.98 at Newegg.
However, price per gigabyte isn't everything — consider factors like warranty, performance specs, brand reliability, and your specific capacity needs. Check each Lexar Gold Series Professional 640GB CFexpress 4.0 Type-A Memory Card WITH LEXAR CFEXPRESS TYPE A USB3.2 GEN2 READ and PNY P-SDUX512U3100PRO-GE 512GB PRO Elite Class 10 U3 V30 microSDXC Flash Memory Card - 100MB/s, Class 10, U3, V30, A2, 4K UHD, Full HD, UHS-I, Micro SD product page for detailed specifications and price history.
Frequently Asked Questions
Is Lexar Gold Series Professional 640GB CFexpress 4.0 Type-A Memory Card WITH LEXAR CFEXPRESS TYPE A USB3.2 GEN2 READ or PNY P-SDUX512U3100PRO-GE 512GB PRO Elite Class 10 U3 V30 microSDXC Flash Memory Card - 100MB/s, Class 10, U3, V30, A2, 4K UHD, Full HD, UHS-I, Micro SD a better deal?
As of July 2026, PNY P-SDUX512U3100PRO-GE 512GB PRO Elite Class 10 U3 V30 microSDXC Flash Memory Card - 100MB/s, Class 10, U3, V30, A2, 4K UHD, Full HD, UHS-I, Micro SD offers better value at $0.1699//GB compared to Lexar Gold Series Professional 640GB CFexpress 4.0 Type-A Memory Card WITH LEXAR CFEXPRESS TYPE A USB3.2 GEN2 READ at $0.8093//GB. That is approximately 79% better value per gigabyte.
What is the price per GB of Lexar Gold Series Professional 640GB CFexpress 4.0 Type-A Memory Card WITH LEXAR CFEXPRESS TYPE A USB3.2 GEN2 READ?
The Lexar Gold Series Professional 640GB CFexpress 4.0 Type-A Memory Card WITH LEXAR CFEXPRESS TYPE A USB3.2 GEN2 READ is currently priced at $0.8093/GB ($517.98 for 640GB) at Newegg.
Where can I buy PNY P-SDUX512U3100PRO-GE 512GB PRO Elite Class 10 U3 V30 microSDXC Flash Memory Card - 100MB/s, Class 10, U3, V30, A2, 4K UHD, Full HD, UHS-I, Micro SD for the cheapest price?
The cheapest price for the PNY P-SDUX512U3100PRO-GE 512GB PRO Elite Class 10 U3 V30 microSDXC Flash Memory Card - 100MB/s, Class 10, U3, V30, A2, 4K UHD, Full HD, UHS-I, Micro SD is $86.99 at Amazon, which works out to $0.1699/GB.