Compare Solid State Drives

Compare Silicon Power Ace A55 512GB vs SANDISK Optimus GX 7100 2TB

  1. Compare
  2. Solid State Drives
  3. Silicon Power Ace A55 512GB 🆚 SANDISK Optimus GX 7100 2TB
The main differences between Silicon Power Ace A55 512GB and SANDISK Optimus GX 7100 2TB are in Capacity, Interface, NVME and Form Factor.
Save comparison
Silicon Power Ace A55 2.5" 512GB SATA III 3D NAND SU512GBSS3A55S25NE
Silicon Power Ace A55 512GB
SANDISK Optimus GX 7100 2TB NVMe SDSP71200TAN-000E0
SANDISK Optimus GX 7100 2TB
Prices
(Change region)
In Stock
Free shipping
$89.79
Prices
(Change region)
In Stock
$539.75
Last updated 45 minutes ago.
In Stock
$599.99
In Stock
Free shipping
$599.99
Show 3 more offers
* Pangoly may earn a commission when you use one of the links to make a purchase. (Disclosure)
* Product prices and availability are subject to change frequently. Any price and availability information displayed on Amazon at the time of purchase will apply.
Brand
Silicon Power
Brand
SanDisk
Model
  • SU512GBSS3A55S25NE
  • SU512GBSS3A55S25EU
Model
  • SDSP71200TAN-000E0
  • SDSP71200TAN
Release Date
-
Release Date
📅 February 2026
* First availability for purchase, it may not correspond to the actual market launch date.
User reviews
★★★★☆
(68 reviews)
User reviews
Price history
View Details ►
Price history
View Details ►
Price/GB
$0.15
Price/GB
$0.27
GB/$1
6.74
GB/$1
3.71
Series
Ace A55
Series
-
Capacity
512 GB
Capacity
2000 GB
Interface
SATA 6 Gb/s
Interface
PCIe Gen4 x4
NVME
No
NVME
Yes
Form Factor
2.5"
Form Factor
M.2-2280
NAND Flash Type
3D NAND
NAND Flash Type
-
Max Sequential Read
Up to 560 MB/s
Max Sequential Read
-
Max Sequential Write
Up to 530 MB/s
Max Sequential Write
-
-
SANDISK Optimus GX 7100 500GB 500GB
$159.99
SANDISK Optimus GX 7100 4TB 4TB
$1,199.99
SANDISK Optimus GX 7100 1TB 1TB
$299.99

Comparison and key differences summary

Reasons to buy the Silicon Power Ace A55 512GB:

  • 83% cheaper, you can save $449.96

Buy now

Reasons to buy the SANDISK Optimus GX 7100 2TB:

  • More Capacity (+1488 GB available)
  • Newer interface (PCIe Gen4 x4)

Buy now

Have you found incorrect information on this page? Contact us and we will fix it as soon as possible.

Trending comparisons (Solid State Drives)

SAMSUNG 9100 PRO 2TB
VS
Western Digital WD_BLACK SN8100 2TB
SAMSUNG 9100 PRO 2TB

vs

Western Digital WD_BLACK SN8100 2TB
Samsung 960 EVO Series 250GB
VS
XPG GAMMIX S50 Lite 1TB
Samsung 960 EVO Series 250GB

vs

XPG GAMMIX S50 Lite 1TB
Western Digital WD_BLACK SN7100 2TB
VS
Crucial P310 2TB
Western Digital WD_BLACK SN7100 2TB

vs

Crucial P310 2TB
Samsung 990 EVO 2TB
VS
Western Digital WD_BLACK SN8100 2TB
Samsung 990 EVO 2TB

vs

Western Digital WD_BLACK SN8100 2TB
Kingston NV3 1TB
VS
Crucial T710 1TB
Kingston NV3 1TB

vs

Crucial T710 1TB
Samsung 990 PRO 4TB
VS
Crucial T710 4TB
Samsung 990 PRO 4TB

vs

Crucial T710 4TB
Crucial P310 2TB
VS
Crucial P510 2TB
Crucial P310 2TB

vs

Crucial P510 2TB
Samsung 990 PRO 2TB
VS
Samsung 990 PRO 2TB + Heatsink
Samsung 990 PRO 2TB

vs

Samsung 990 PRO 2TB + Heatsink
Samsung 990 PRO 2TB
VS
Lexar EQ790 2TB
Samsung 990 PRO 2TB

vs

Lexar EQ790 2TB
Samsung 990 PRO 2TB
VS
Samsung 980 PRO 2TB
Samsung 990 PRO 2TB

vs

Samsung 980 PRO 2TB
    News
    Discover how NVIDIA's new RTX Spark superchip challenges Intel x86 and Apple Silicon with 1 Petaflop of local AI power and massive Blackwell graphics.
    NVIDIA RTX Spark: A New Threat to Intel x86 and Apple Chips
    Browse PC Parts
    Spotlight
    $550
    F5-6800J3445G16GX2-RM5RK
    G.SKILL Ripjaws M5 RGB 32GB (2 x 16GB) DDR5 6800
    Trending PC Parts
    x