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Compare Kingston 8GB DDR4 ECC Registered 2666 vs 16GB ECC Registered DDR5 6400

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  3. Kingston 8GB DDR4 ECC Registered 2666 🆚 Kingston 16GB ECC Registered DDR5 6400
The main differences between Kingston 8GB DDR4 ECC Registered 2666 and Kingston 16GB ECC Registered DDR5 6400 are in Speed, Size, CAS Latency and Timing.
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Kingston 8GB DDR4 ECC Registered 2666 Server KSM26RS8/8MRR
Kingston 8GB DDR4 ECC Registered 2666
Kingston 16GB ECC Registered DDR5 6400 (PC5 51200) (Server Memory) KF564R32RBE-16
Kingston 16GB ECC Registered DDR5 6400
Prices
(Change region)
In Stock
Free shipping
$79.00
Prices
(Change region)
Out of Stock
Free shipping
$154.59
Out of Stock
Free shipping
$1,399.99
-
Buy now
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* 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
Kingston
Brand
Kingston
Model
KSM26RS8/8MRR
Model
KF564R32RBE-16
Release Date
-
Release Date
📅 November 2023
* First availability for purchase, it may not correspond to the actual market launch date.
User reviews
User reviews
Price history
View Details ►
Price history
View Details ►
Price/GB
$9.37
Price/GB
$9.66
GB/$1
0.11
GB/$1
0.1
Samsung B-Die
No
Samsung B-Die
No
Compatible PC parts
Motherboards ►
Compatible PC parts
Motherboards ►
Type
288-pin DDR4 DIMM
Type
288-pin DDR5 DIMM
Speed
DDR4-2666 MHz
Speed
DDR5-6400 MHz
Size
8GB (1 x 8GB)
Size
16GB (1 x 16GB)
CAS Latency
19
CAS Latency
32
Timing
19-19-19
Timing
32-39-39
First Word Latency
14.25 ns
First Word Latency
10 ns
Voltage
1.2 V
Voltage
1.35 V
Heat Spreader
No
Heat Spreader
Yes
ECC Support
Yes
ECC Support
Yes
-

Comparison and key differences summary

Reasons to buy the Kingston 8GB DDR4 ECC Registered 2666:

  • 49% cheaper, you can save $75.59
  • Less voltage required (-0.15 V needed)
  • Less CAS latency (-13)

Buy now

Reasons to buy the Kingston 16GB ECC Registered DDR5 6400:

  • Better first word latency (-4.25 ns)
  • More Capacity (+8 GB available)

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