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Compare G.SKILL Ripjaws X Series 16GB (2 x 8GB) DDR3 2400 vs Fortis Series 16GB (2 x 8GB) DDR4 2400

G.SKILL Ripjaws X Series 16GB (2 x 8GB) DDR3 2400 and G.SKILL Fortis Series 16GB (2 x 8GB) DDR4 2400 are both memory with the same Size (16GB (2 x 8GB)). The main differences are in Speed, CAS Latency, First Word Latency and Voltage.
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Brand
G.Skill
Brand
G.Skill
Model
F3-2400C11D-16GXM
Model
f4-2400c15d-16gft
Release Date
-
Release Date
-
* First availability for purchase, it may not correspond to the actual market launch date.
User reviews
User reviews
★★★★☆
(66 reviews)
Price history
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Price history
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Price/GB
$10.12
Price/GB
$2.62
GB/$1
0.1
GB/$1
0.38
Samsung B-Die
No
Samsung B-Die
No
Compatible PC parts
Compatible PC parts
Type
240-pin DDR3 DIMM
Type
288-pin DDR4 DIMM
Speed
DDR3-2400 MHz
Speed
DDR4-2400 MHz
Size
16GB (2 x 8GB)
Size
16GB (2 x 8GB)
CAS Latency
11
CAS Latency
15
Timing
-
Timing
15-15-15-39
First Word Latency
9.16 ns
First Word Latency
12.5 ns
Voltage
1.65 V
Voltage
1.2 V
Heat Spreader
Yes
Heat Spreader
Yes
ECC Support
No
ECC Support
No
Color
-
Color
Black

Comparison and key differences summary

Reasons to buy the G.SKILL Ripjaws X Series 16GB (2 x 8GB) DDR3 2400:

  • Less CAS latency (-4)
  • Better first word latency (-3.34 ns)

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Reasons to buy the G.SKILL Fortis Series 16GB (2 x 8GB) DDR4 2400:

  • 74% cheaper, you can save $120.00
  • Less voltage required (-0.45 V needed)

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