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Samsung

M393A4K40BB1-CRC 4x31.8GB

▲ 500 ▼

Release date ≈ Q1 2017.

Average Bench: 91.8% (18th of 115)

Based on 282 user benchmarks.  Model: Samsung M393A4K40BB1-CRC 4x31.8GB
Poor: 55%Average: 91.8% Great: 136%

Popular builds with this RAM

Excellent average bench

The Samsung M393A4K40BB1-CRC 4x31.8GB averaged just 8.2% lower than the peak scores attained by the group leaders. This is an excellent result which ranks the Samsung M393A4K40BB1-CRC 4x31.8GB near the top of the comparison list.

Strengths

Avg. 16 Core Read Bench 40.9GB/s
Avg. 16 Core Write Bench 34.1GB/s

Terrible consistency

The range of scores (95th - 5th percentile) for the Samsung M393A4K40BB1-CRC 4x31.8GB is 80.4%. This is a particularly wide range which indicates that the Samsung M393A4K40BB1-CRC 4x31.8GB performs inconsistently under varying real world conditions.

Weaknesses

Avg. 1 Core Read Bench 11.4GB/s
Avg. Physical RAM Latency 92.4ns
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Average Bench

(Based on 282 samples)
Rank 1891.8%
Min Avg Max
24.1 MC Read 40.9 61.8
15.1 MC Write 34.1 54.6
17.6 MC Mixed 33.2 50.8
103% 36.1 GB/s
Min Avg Max
8 SC Read 11.4 14.3
9.28 SC Write 16.5 20.9
10.7 SC Mixed 16.7 20.9
42.5% 14.9 GB/s
Min Avg Max
68.1 Latency 92.4 151
43.3% 92.4 ns
User Benchmarks BenchMulti coreSingle coreLatency
The fastest RAM (mainstream) averages a speed of 100%
4 of 4 slots used
127GB DIMM DDR4 clocked @ 2400 MHz
137% Outstanding
MC Read 62.3
MC Write 53.8
MC Mixed 50.7
159% 55.6 GB/s
SC Read 12
SC Write 18.3
SC Mixed 18.3
46% 16.2 GB/s
Latency 81.8
49% 81.8 ns
4 of 4 slots used
127GB DIMM DDR4 clocked @ 2400 MHz
136% Outstanding
MC Read 62.7
MC Write 54.1
MC Mixed 49.8
159% 55.5 GB/s
SC Read 12.8
SC Write 17.2
SC Mixed 17.4
45% 15.8 GB/s
Latency 78.9
51% 78.9 ns
4 of 4 slots used
127GB DIMM DDR4 2400 MHz clocked @ 2133 MHz
95.1% Outstanding
MC Read 29.5
MC Write 48.5
MC Mixed 33.2
106% 37.1 GB/s
SC Read 12.7
SC Write 15.6
SC Mixed 19.4
45% 15.9 GB/s
Latency 73
55% 73 ns
4 of 8 slots used
127GB RIMM DDR4 clocked @ 2400 MHz
94.1% Outstanding
MC Read 58.2
MC Write 27.5
MC Mixed 27
107% 37.6 GB/s
SC Read 8.8
SC Write 18.6
SC Mixed 14.6
40% 14 GB/s
Latency 105
38% 105 ns
4 of 4 slots used
127GB DIMM DDR4 2400 MHz clocked @ 2133 MHz
92.7% Outstanding
MC Read 28.8
MC Write 47
MC Mixed 32.3
103% 36 GB/s
SC Read 13
SC Write 16.9
SC Mixed 18.8
46% 16.2 GB/s
Latency 78.9
51% 78.9 ns
4 of 8 slots used
127GB RIMM DDR4 clocked @ 2400 MHz
73.4% Very good
MC Read 33.3
MC Write 27.2
MC Mixed 25.3
82% 28.6 GB/s
SC Read 9
SC Write 16.3
SC Mixed 14.6
38% 13.3 GB/s
Latency 113
35% 113 ns
282 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 67,159,374 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 M393A4K40BB1-CRC 4x31.8GB Builds (Compare 1,594 builds) See popular component choices, score breakdowns and rankings
Gaming
Gaming 21%
Surfboard
Desktop
Desktop 74%
Battleship
Workstation
Workstation 19%
Surfboard

System: HP Z640 Workstation

CPU
Xeon E5-2620 v3IntelBench 66%, 6,890 samples113x
Xeon E5-1650 v3IntelBench 77%, 7,962 samples101x
CPU: Intel Xeon E5-2620 v31stBench 63%, 2,624 samples97x
GPU
Quadro K2200Nvidia  $440Bench 16%, 13,860 samples146x
Quadro M4000NvidiaBench 32%, 9,043 samples116x
Quadro K4200Nvidia  $820Bench 21%, 7,330 samples62x
SSD
SM951 NVMe PCIe M.2 512GBSamsung  $69Bench 205%, 12,601 samples50x
SM961 NVMe PCIe M.2 256GBSamsungBench 219%, 21,747 samples33x
SM961 NVMe PCIe M.2 512GBSamsungBench 238%, 21,542 samples33x
RAM
M393A4K40BB1-CRC 4x31.8GBSamsungBench 92%, 282 samples1x
EDIT WITH CUSTOM PC BUILDER Value: 16% - Very poor Total price: $509

Popular M393A4K40BB1-CRC 4x31.8GB systems:

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We calculate effective RAM speed which measures performance for typical desktop users. Effective speed is adjusted by current cost per GB to yield value for money. Our calculated values are checked against thousands of individual user ratings. The customizable table below combines these factors to bring you the definitive list of top Memory Kits. [RAMPro]

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Group Test Results

  • 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
The Best.
CPUGPUSSD
Intel Core i5-13600K $273Nvidia RTX 4060 $289Crucial MX500 250GB $39
Intel Core i5-12400F $133Nvidia RTX 4060-Ti $385Samsung 850 Evo 120GB $80
Intel Core i5-12600K $168Nvidia RTX 4070 $550Samsung 860 Evo 250GB $52
HDDRAMUSB
Seagate Barracuda 1TB (2016) $39Corsair Vengeance LPX DDR4 3200 C16 2x8GB $39SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $32Corsair Vengeance LPX DDR4 3000 C15 2x8GB $45SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $62G.SKILL Trident Z DDR4 3200 C14 4x16GB $351SanDisk Ultra Fit 32GB $16
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