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Crucial

8G48C40U5.M4A1 2x8GB

▲ 500 ▼

Release date ≈ Q4 2021.

Average Bench: 135% (1st of 115)

Based on 253 user benchmarks.  Model: Crucial 8G48C40U5.M4A1 2x8GB
Poor: 114%Average: 135% Great: 148%

Popular builds with this RAM

Outstanding average bench

The Crucial 8G48C40U5.M4A1 2x8GB averaged 34.8% higher than the peak scores attained by the group leaders. This is an excellent result which ranks the Crucial 8G48C40U5.M4A1 2x8GB near the top of the comparison list.

Strengths

Avg. 16 Core Read Bench 57.6GB/s
Avg. 16 Core Write Bench 49.4GB/s

Above average consistency

The range of scores (95th - 5th percentile) for the Crucial 8G48C40U5.M4A1 2x8GB is 34%. This is a relatively narrow range which indicates that the Crucial 8G48C40U5.M4A1 2x8GB performs reasonably consistently under varying real world conditions.

Weaknesses

Avg. Physical RAM Latency 88.1ns
Avg. 1 Core Read Bench 18.7GB/s
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Average Bench

(Based on 253 samples)
Rank 1135%
Min Avg Max
43 MC Read 57.6 65
39.4 MC Write 49.4 54.4
37.2 MC Mixed 48.9 54.2
148% 52 GB/s
Min Avg Max
14.6 SC Read 18.7 22.2
28.8 SC Write 46.1 52.9
20.3 SC Mixed 25.9 30.1
86.4% 30.2 GB/s
Min Avg Max
76.7 Latency 88.1 101
45.4% 88.1 ns
User Benchmarks BenchMulti coreSingle coreLatency
The fastest RAM (mainstream) averages a speed of 100%
2 of 4 slots used
16GB DIMM 22h clocked @ 4800 MHz
139% Outstanding
MC Read 60.9
MC Write 50.8
MC Mixed 50.9
155% 54.2 GB/s
SC Read 16.2
SC Write 49.3
SC Mixed 21.1
82% 28.9 GB/s
Latency 85.2
47% 85.2 ns
2 of 4 slots used
16GB DIMM 22h clocked @ 4800 MHz
137% Outstanding
MC Read 59.9
MC Write 48.7
MC Mixed 49.2
150% 52.6 GB/s
SC Read 18.4
SC Write 49.3
SC Mixed 27.2
90% 31.6 GB/s
Latency 89.8
45% 89.8 ns
2 of 4 slots used
16GB DIMM 22h clocked @ 4800 MHz
134% Outstanding
MC Read 59.2
MC Write 48.1
MC Mixed 48.2
148% 51.8 GB/s
SC Read 16.3
SC Write 50.1
SC Mixed 21.2
83% 29.2 GB/s
Latency 84.8
47% 84.8 ns
2 of 4 slots used
16GB DIMM 22h clocked @ 4800 MHz
134% Outstanding
MC Read 58.7
MC Write 47.8
MC Mixed 49.7
149% 52.1 GB/s
SC Read 14.2
SC Write 45.6
SC Mixed 21.1
77% 27 GB/s
Latency 87
46% 87 ns
2 of 4 slots used
16GB DIMM 22h clocked @ 4800 MHz
127% Outstanding
MC Read 50.9
MC Write 50.3
MC Mixed 45.9
140% 49 GB/s
SC Read 17.9
SC Write 43.1
SC Mixed 24.6
82% 28.5 GB/s
Latency 95.1
42% 95.1 ns
2 of 4 slots used
16GB DIMM 22h clocked @ 4800 MHz
120% Outstanding
MC Read 50
MC Write 43.4
MC Mixed 43.1
130% 45.5 GB/s
SC Read 19.7
SC Write 42.7
SC Mixed 24.8
83% 29.1 GB/s
Latency 89.5
45% 89.5 ns
253 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 67,002,460 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 8G48C40U5.M4A1 2x8GB Builds (Compare 7,526 builds) See popular component choices, score breakdowns and rankings
Gaming
Gaming 209%
UFO
Desktop
Desktop 115%
UFO
Workstation
Workstation 230%
UFO

Motherboard: Asus PRIME Z690-A

CPU
Core i7-12700KIntel  $228Bench 114%, 78,749 samples2,109x
Core i9-12900KIntel  $335Bench 117%, 66,991 samples1,760x
Core i5-12600KIntel  $184Bench 109%, 101,563 samples754x
GPU
RTX 3080Nvidia  $910Bench 187%, 424,051 samples836x
RTX 3080-TiNvidia  $660Bench 204%, 155,335 samples779x
RTX 3070-TiNvidia  $600Bench 158%, 218,061 samples552x
SSD
980 Pro NVMe PCIe M.2 1TBSamsung  $98Bench 394%, 276,089 samples1,001x
980 Pro NVMe PCIe M.2 2TBSamsung  $168Bench 416%, 138,083 samples606x
970 Evo Plus NVMe PCIe M.2 1TBSamsung  $95Bench 310%, 455,997 samples318x
RAM
8G48C40U5.M4A1 2x8GBCrucialBench 135%, 253 samples1x
EDIT WITH CUSTOM PC BUILDER Value: 70% - Good Total price: $1,236

Popular 8G48C40U5.M4A1 2x8GB compatible motherboards:

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Memory Kit Rankings (Price vs Performance) April 2024 RAM Rankings

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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Speed Comparisons

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115 Memory Kits (Compared) Thousands of user benchmarks compiled into one comparison list

See how consistently different RAM Kits perform with varying real world conditions. The charts also illustrate overall performance, popularity and rank.

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 Best User Rated
The Best.
CPUGPUSSD
Intel Core i5-13600K $279Nvidia RTX 4060 $300Crucial MX500 250GB $40
Intel Core i5-12400F $134Nvidia RTX 4060-Ti $385Samsung 850 Evo 120GB $80
Intel Core i5-12600K $184Nvidia RTX 4070 $409Samsung 860 Evo 250GB $52
HDDRAMUSB
Seagate Barracuda 1TB (2016) $39Corsair Vengeance LPX DDR4 3200 C16 2x8GB $40SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $35Corsair Vengeance LPX DDR4 3000 C15 2x8GB $43SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $51G.SKILL Trident Z DDR4 3200 C14 4x16GB $351SanDisk Ultra Fit 32GB $16
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