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Compare G.SKILL TridentZ RGB Series 16GB (2 x 8GB) DDR4 4000 vs TridentZ RGB Series 16GB (2 x 8GB) DDR4 4000 F4-4000C15D-16GTZR

G.SKILL TridentZ RGB Series 16GB (2 x 8GB) DDR4 4000 and G.SKILL TridentZ RGB Series 16GB (2 x 8GB) DDR4 4000 F4-4000C15D-16GTZR are both memory with the same Speed (DDR4-4000 MHz), Size (16GB (2 x 8GB)) and LED Color (RGB). The main differences are in CAS Latency, Timing, First Word Latency and Voltage.
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Brand
G.SKILL
Brand
G.SKILL
Model
F4-4000C18D-16GTZRB
Model
F4-4000C15D-16GTZR
Release Date
-
Release Date
-
* First availability for purchase, it may not correspond to the actual market launch date.
User reviews
User reviews
★★★★☆
(382 reviews)
Price history
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Price history
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Price/GB
$5.94
Price/GB
$5.62
GB/$1
0.17
GB/$1
0.18
Samsung B-Die
No
Samsung B-Die
Yes
Compatible PC parts
Compatible PC parts
Type
288-pin DDR4 DIMM
Type
288-pin DDR4 DIMM
Speed
DDR4-4000 MHz
Speed
DDR4-4000 MHz
Size
16GB (2 x 8GB)
Size
16GB (2 x 8GB)
CAS Latency
18
CAS Latency
15
Timing
18-22-22-42
Timing
15-16-16-36
First Word Latency
9 ns
First Word Latency
7.5 ns
Voltage
1.35 V
Voltage
1.5 V
Heat Spreader
Yes
Heat Spreader
Yes
ECC Support
No
ECC Support
No
Color
Black
Color
Black
LED Color
RGB
LED Color
RGB

Comparison and key differences summary

Reasons to buy the G.SKILL TridentZ RGB Series 16GB (2 x 8GB) DDR4 4000:

  • Less voltage required (-0.15 V needed)

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Reasons to buy the G.SKILL TridentZ RGB Series 16GB (2 x 8GB) DDR4 4000 F4-4000C15D-16GTZR:

  • Less CAS latency (-3)
  • Better first word latency (-1.50 ns)

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