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Samsung

M393A4K40CB2-CTD 8x31.9GB

▲ 500 ▼

Release date ≈ Q2 2018.

Average Bench: 108% (4th of 115)

Based on 73 user benchmarks.  Model: Samsung M393A4K40CB2-CTD 8x31.9GB
Poor: 51%Average: 108% Great: 161%

Popular builds with this RAM

Outstanding average bench

The Samsung M393A4K40CB2-CTD 8x31.9GB averaged 8.0% higher than the peak scores attained by the group leaders. This is an excellent result which ranks the Samsung M393A4K40CB2-CTD 8x31.9GB near the top of the comparison list.

Strengths

Avg. 16 Core Write Bench 47GB/s
Avg. 16 Core Read Bench 43.7GB/s

Terrible consistency

The range of scores (95th - 5th percentile) for the Samsung M393A4K40CB2-CTD 8x31.9GB is 110%. This is a particularly wide range which indicates that the Samsung M393A4K40CB2-CTD 8x31.9GB performs inconsistently under varying real world conditions.

Weaknesses

Avg. 1 Core Read Bench 9.7GB/s
Avg. 1 Core Mixed IO Bench 12.6GB/s
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Average Bench

(Based on 73 samples)
Rank 4108%
Min Avg Max
16.9 MC Read 43.7 97.9
20.8 MC Write 47 78.8
16.7 MC Mixed 41.3 106
126% 44 GB/s
Min Avg Max
4.78 SC Read 9.7 19.6
6.2 SC Write 13.8 23.5
5.6 SC Mixed 12.6 32.2
34.4% 12 GB/s
Min Avg Max
74.2 Latency 110 170
36.2% 110 ns
User Benchmarks BenchMulti coreSingle coreLatency
The fastest RAM (mainstream) averages a speed of 100%
8 of 8 slots used
255GB DIMM DDR4 2667 MHz clocked @ 2400 MHz
124% Outstanding
MC Read 55.5
MC Write 49.3
MC Mixed 46.6
144% 50.5 GB/s
SC Read 10.5
SC Write 19.8
SC Mixed 16
44% 15.4 GB/s
Latency 107
37% 107 ns
8 of 8 slots used
255GB DIMM DDR4 2666 MHz clocked @ 2400 MHz
123% Outstanding
MC Read 56.8
MC Write 48.3
MC Mixed 46.5
144% 50.5 GB/s
SC Read 9.8
SC Write 17.6
SC Mixed 15.8
41% 14.4 GB/s
Latency 107
37% 107 ns
8 of 24 slots used
255GB DIMM DDR4 clocked @ 2666 MHz
117% Outstanding
MC Read 42.8
MC Write 60
MC Mixed 42.9
139% 48.6 GB/s
SC Read 7.9
SC Write 7
SC Mixed 6.5
20% 7.13 GB/s
Latency 77.7
52% 77.7 ns
8 of 24 slots used
255GB DIMM DDR4 clocked @ 2666 MHz
115% Outstanding
MC Read 42.6
MC Write 58.8
MC Mixed 42.6
137% 48 GB/s
SC Read 7.7
SC Write 7.1
SC Mixed 7
21% 7.27 GB/s
Latency 84.9
47% 84.9 ns
8 of 24 slots used
255GB DIMM DDR4 clocked @ 2666 MHz
114% Outstanding
MC Read 42.1
MC Write 58.6
MC Mixed 42.5
136% 47.7 GB/s
SC Read 7.6
SC Write 6.7
SC Mixed 7.2
20% 7.17 GB/s
Latency 86.4
46% 86.4 ns
8 of 24 slots used
255GB DIMM DDR4 clocked @ 2666 MHz
113% Outstanding
MC Read 42.1
MC Write 57.3
MC Mixed 42.7
135% 47.4 GB/s
SC Read 7
SC Write 6.7
SC Mixed 6.6
19% 6.77 GB/s
Latency 81.9
49% 81.9 ns
8 of 8 slots used
255GB DIMM DDR4 2667 MHz clocked @ 2133 MHz
113% Outstanding
MC Read 52.7
MC Write 41.4
MC Mixed 43.3
131% 45.8 GB/s
SC Read 10.8
SC Write 17.6
SC Mixed 17.2
43% 15.2 GB/s
Latency 96.3
42% 96.3 ns
73 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 67,003,875 RAM Kits tested

Custom PC Builder (Start a new build) Build your perfect PC: compare component prices, popularity, speed and value for money

CHOOSE A COMPONENT:

CPU GPU SSD HDD RAM MBD
Typical M393A4K40CB2-CTD 8x31.9GB Builds (Compare 722 builds) See popular component choices, score breakdowns and rankings
Gaming
Gaming 50%
Yacht
Desktop
Desktop 74%
Battleship
Workstation
Workstation 56%
Gunboat

System: Dell Precision 7820 Tower

CPU
CPU: Intel Xeon Silver 41101stBench 62%, 546 samples58x
CPU: Intel Xeon Silver 41141stBench 63%, 670 samples51x
CPU: Intel Xeon Gold 51181stBench 65%, 220 samples34x
GPU
Quadro P4000NvidiaBench 67%, 12,628 samples76x
Quadro RTX 4000NvidiaBench 98%, 9,173 samples52x
RTX A4000NvidiaBench 132%, 4,246 samples38x
SSD
PC711 SK hy 1TBNvmeBench 274%, 247 samples22x
PM9A1 Samsu 1TBNvmeBench 280%, 246 samples17x
PM9A1 Samsu 512GBNvmeBench 264%, 261 samples16x
RAM
M393A4K40CB2-CTD 8x31.9GBSamsungBench 108%, 73 samples1x
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Popular M393A4K40CB2-CTD 8x31.9GB systems:

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  • Best user rated - User sentiment trumps benchmarks for this comparison.
  • Best value for money - Value for money is based on real world performance.
  • Fastest real world speed - Real World Speed measures performance for typical consumers.

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 Best User Rated
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Intel Core i5-12400F $134Nvidia RTX 4060-Ti $385Samsung 850 Evo 120GB $80
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