The SANDISK - 512GB Extreme PRO CFexpress Memory Card Type B costs $0.8789/GB while the MDD MAXDIGITALDATA 4TB 7200RPM 128MB Cache SAS 12Gb/s 3.5inch Internal Enterprise Hard Drive (MD4TSAS12872E) - [NOT a SATA HDD] (Renewed) costs $0.0150/GB. MDD MAXDIGITALDATA 4TB 7200RPM 128MB Cache SAS 12Gb/s 3.5inch Internal Enterprise Hard Drive (MD4TSAS12872E) - [NOT a SATA HDD] (Renewed) offers 98% better value per gigabyte as of May 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
SANDISK - 512GB Extreme PRO CFexpress Memory Card Type B vs MDD MAXDIGITALDATA 4TB 7200RPM 128MB Cache SAS 12Gb/s 3.5inch Internal Enterprise Hard Drive (MD4TSAS12872E) - [NOT a SATA HDD] (Renewed) — Which Is Better Value?
Specification Comparison
| Spec | SANDISK - 512GB Extreme PRO CFexpress Memory Card Type B | MDD MAXDIGITALDATA 4TB 7200RPM 128MB Cache SAS 12Gb/s 3.5inch Internal Enterprise Hard Drive (MD4TSAS12872E) - [NOT a SATA HDD] (Renewed) |
|---|---|---|
| Brand | SanDisk | Unknown |
| Capacity | 512 GB | 4 TB |
| $/GB | $0.8789 | $0.0150 |
| Price | $449.99 | $59.95 |
| Retailer | Best Buy | Amazon |
| Category | Hard Drives (HDD) | Hard Drives (HDD) |
| Subcategory | micro-sd | N/A |
Price Across Retailers
Which Should You Buy?
Based on current pricing data, the MDD MAXDIGITALDATA 4TB 7200RPM 128MB Cache SAS 12Gb/s 3.5inch Internal Enterprise Hard Drive (MD4TSAS12872E) - [NOT a SATA HDD] (Renewed) offers better value at $0.0150//GB compared to the SANDISK - 512GB Extreme PRO CFexpress Memory Card Type B at $0.8789//GB — that's roughly 98% less per gigabyte.
The best deal for the MDD MAXDIGITALDATA 4TB 7200RPM 128MB Cache SAS 12Gb/s 3.5inch Internal Enterprise Hard Drive (MD4TSAS12872E) - [NOT a SATA HDD] (Renewed) is $59.95 at Amazon, while the SANDISK - 512GB Extreme PRO CFexpress Memory Card Type B starts at $449.99 at Best Buy.
However, price per gigabyte isn't everything — consider factors like warranty, performance specs, brand reliability, and your specific capacity needs. Check each SANDISK - 512GB Extreme PRO CFexpress Memory Card Type B and MDD MAXDIGITALDATA 4TB 7200RPM 128MB Cache SAS 12Gb/s 3.5inch Internal Enterprise Hard Drive (MD4TSAS12872E) - [NOT a SATA HDD] (Renewed) product page for detailed specifications and price history.
Frequently Asked Questions
Is SANDISK - 512GB Extreme PRO CFexpress Memory Card Type B or MDD MAXDIGITALDATA 4TB 7200RPM 128MB Cache SAS 12Gb/s 3.5inch Internal Enterprise Hard Drive (MD4TSAS12872E) - [NOT a SATA HDD] (Renewed) a better deal?
As of May 2026, MDD MAXDIGITALDATA 4TB 7200RPM 128MB Cache SAS 12Gb/s 3.5inch Internal Enterprise Hard Drive (MD4TSAS12872E) - [NOT a SATA HDD] (Renewed) offers better value at $0.0150//GB compared to SANDISK - 512GB Extreme PRO CFexpress Memory Card Type B at $0.8789//GB. That is approximately 98% better value per gigabyte.
What is the price per GB of SANDISK - 512GB Extreme PRO CFexpress Memory Card Type B?
The SANDISK - 512GB Extreme PRO CFexpress Memory Card Type B is currently priced at $0.8789/GB ($449.99 for 512 GB) at Best Buy.
Where can I buy MDD MAXDIGITALDATA 4TB 7200RPM 128MB Cache SAS 12Gb/s 3.5inch Internal Enterprise Hard Drive (MD4TSAS12872E) - [NOT a SATA HDD] (Renewed) for the cheapest price?
The cheapest price for the MDD MAXDIGITALDATA 4TB 7200RPM 128MB Cache SAS 12Gb/s 3.5inch Internal Enterprise Hard Drive (MD4TSAS12872E) - [NOT a SATA HDD] (Renewed) is $59.95 at Amazon, which works out to $0.0150/GB.