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Compare G.SKILL 128GB 8x16GB Ripjaws 4 DDR4 2800 MHz vs Ripjaws V 128GB (4 x 32GB) DDR4 4000MHz

The main differences between G.SKILL 128GB 8x16GB Ripjaws 4 DDR4 2800 MHz and G.Skill Ripjaws V 128GB (4 x 32GB) DDR4 4000MHz are in Speed, Size, CAS Latency and First Word Latency.
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Brand
G.Skill
Brand
G.Skill
Model
F4-2800C15Q2-128GRKD
Model
F4-4000C18Q-128GVK
Release Date
-
Release Date
📅 October 2020
* First availability for purchase, it may not correspond to the actual market launch date.
User reviews
User reviews
★★☆☆☆
(3 reviews)
Price history
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Price history
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Price/GB
-
Price/GB
$31.09
GB/$1
-
GB/$1
0.03
Samsung B-Die
No
Samsung B-Die
No
Compatible PC parts
Compatible PC parts
Type
288-pin DDR4 DIMM
Type
288-pin DDR4 DIMM
Speed
DDR4-2800 MHz
Speed
DDR4-4000 MHz
Size
128GB (8 x 16GB)
Size
128GB (4 x 32GB)
CAS Latency
15
CAS Latency
18
Timing
-
Timing
18-22-22-42
First Word Latency
10.71 ns
First Word Latency
9 ns
Voltage
1.35 V
Voltage
1.4 V
Heat Spreader
No
Heat Spreader
Yes
ECC Support
No
ECC Support
No
Color
-
Color
Black

Comparison and key differences summary

Reasons to buy the G.SKILL 128GB 8x16GB Ripjaws 4 DDR4 2800 MHz:

  • Less voltage required (-0.05 V needed)
  • Less CAS latency (-3)

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Reasons to buy the G.Skill Ripjaws V 128GB (4 x 32GB) DDR4 4000MHz:

  • Better first word latency (-1.71 ns)
  • Higher speed frequency (+1200 MHz)

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