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QEMU

20GB

▲ 500 ▼

Release date ≤ Q1 2016.

Average Bench: 81.3% (53rd of 115)

Based on 285 user benchmarks.  Model: QEMU QEMU 20GB
Poor: 35%Average: 81.3% Great: 125%

Popular builds with this RAM

Very good average bench

The QEMU 20GB averaged just 18.6% lower than the peak scores attained by the group leaders. This is an excellent result which ranks the QEMU 20GB near the top of the comparison list.

Strengths

Avg. 16 Core Read Bench 33.2GB/s
Avg. 16 Core Write Bench 29.7GB/s

Terrible consistency

The range of scores (95th - 5th percentile) for the QEMU 20GB is 90.4%. This is a particularly wide range which indicates that the QEMU 20GB performs inconsistently under varying real world conditions.

Weaknesses

Avg. Physical RAM Latency 103ns
Avg. 1 Core Read Bench 15.7GB/s
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Average Bench

(Based on 285 samples)
Rank 5381.3%
Min Avg Max
13 MC Read 33.2 58.3
11.3 MC Write 29.7 51.9
11.6 MC Mixed 29.3 46.9
87.8% 30.7 GB/s
Min Avg Max
6.46 SC Read 15.7 26.4
3.9 SC Write 20.5 38
5.06 SC Mixed 20.3 37.7
53.8% 18.9 GB/s
Min Avg Max
66.4 Latency 103 165
38.8% 103 ns
User Benchmarks Bench Multi core Single core Latency
The fastest RAM (mainstream) averages a speed of 100%
0, 0 MHz
16384, 4096 MB
212% Outstanding
MC Read 196
MC Write 22.9
MC Mixed 41.6
248% 86.9 GB/s
SC Read 27.2
SC Write 15.8
SC Mixed 35.9
75% 26.3 GB/s
Latency 68.2
59% 68.2 ns
0, 0 MHz
16384, 4096 MB
91.5% Outstanding
MC Read 37.9
MC Write 23.9
MC Mixed 37.6
95% 33.1 GB/s
SC Read 24.4
SC Write 23.7
SC Mixed 36.3
80% 28.1 GB/s
Latency 86.5
46% 86.5 ns
0, 0 MHz
16384, 4096 MB
88.7% Excellent
MC Read 36.5
MC Write 23.5
MC Mixed 36.6
92% 32.2 GB/s
SC Read 23.6
SC Write 22.9
SC Mixed 34.1
77% 26.9 GB/s
Latency 88.2
45% 88.2 ns
0, 0 MHz
16384, 4096 MB
86.2% Excellent
MC Read 36.5
MC Write 23.3
MC Mixed 35.8
91% 31.9 GB/s
SC Read 21.1
SC Write 19.9
SC Mixed 28.7
66% 23.2 GB/s
Latency 90.9
44% 90.9 ns
0, 0 MHz
16384, 4096 MB
83.2% Excellent
MC Read 19.8
MC Write 52.8
MC Mixed 26.5
94% 33 GB/s
SC Read 7.2
SC Write 20.7
SC Mixed 9.7
36% 12.5 GB/s
Latency 107
38% 107 ns
0, 0 MHz
16384, 4096 MB
44.2% Average
MC Read 14.2
MC Write 22.2
MC Mixed 13.6
48% 16.7 GB/s
SC Read 7
SC Write 13.1
SC Mixed 8.7
27% 9.6 GB/s
Latency 142
28% 142 ns
0, 0 MHz
16384, 4096 MB
37.9% Below average
MC Read 17.1
MC Write 14.7
MC Mixed 14.9
44% 15.6 GB/s
SC Read 1
SC Write 5.1
SC Mixed 1
7% 2.37 GB/s
Latency 171
23% 171 ns
0, 0 MHz
16384, 4096 MB
30% Below average
MC Read 18.6
MC Write 9.5
MC Mixed 8.9
35% 12.3 GB/s
SC Read 3.3
SC Write 3.5
SC Mixed 3.8
10% 3.53 GB/s
Latency 498
8% 498 ns
0, 0 MHz
16384, 4608 MB
23.1% Poor
MC Read 10.3
MC Write 6.1
MC Mixed 8.1
23% 8.17 GB/s
SC Read 9
SC Write 2.6
SC Mixed 3.8
15% 5.13 GB/s
Latency 135
30% 135 ns
285 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 59,706,614 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 20GB Builds (Compare 456 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 82%
Aircraft carrier
Desktop
Desktop 72%
Battleship
Workstation
Workstation 73%
Battleship

System: QEMU Standard PC (Q35 + ICH9, 2009)

CPU
KVM processorCommonBench 64%, 2,228 samples31x
Ryzen 7 3700X 8-CoreAMDBench 76%, 455 samples16x
Ryzen 9 5900X 12-CoreAMDBench 92%, 160 samples12x
GPU
GTX 1080-TiNvidia  $325Bench 124%, 840,268 samples28x
RTX 3060-TiNvidia  $420Bench 128%, 357,981 samples22x
GTX 1080Nvidia  $323Bench 102%, 1,082,454 samples21x
SSD
HARDDISK 500GBQemuBench 59%, 94 samples17x
HARDDISK 2TBQemuBench 67%, 18 samples16x
980 NVMe PCIe M.2 1TBSamsung  $76Bench 260%, 140,876 samples12x
RAM
20GBQEMUBench 81%, 285 samples1x
EDIT WITH CUSTOM PC BUILDER Value: 90% - Outstanding Total price: $325

Popular 20GB systems:

How Fast Is Your RAM? (Bench your build) Size up your PC in less than a minute.

Welcome to our freeware PC speed test tool. UserBenchmark will test your PC and compare the results to other users with the same components. You can quickly size up your PC, identify hardware problems and explore the best upgrades.

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How it works

  • - Download and run UserBenchmark.
  • - CPU tests include: integer, floating and string.
  • - GPU tests include: six 3D game simulations.
  • - Drive tests include: read, write, sustained write and mixed IO.
  • - RAM tests include: single/multi core bandwidth and latency.
  • - SkillBench (space shooter) tests user input accuracy.
  • - Reports are generated and presented on userbenchmark.com.
  • - Identify the strongest components in your PC.
  • - See speed test results from other users.
  • - Compare your components to the current market leaders.
  • - Explore your best upgrade options with a virtual PC build.
  • - Compare your in-game FPS to other users with your hardware.
Memory Kit Rankings (Price vs Performance) March 2023 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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See how consistently different RAM Kits perform with varying real world conditions. The charts also illustrate overall performance, popularity and rank.

 Frequently Asked Questions

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 Best User Rated
The Best.
CPUGPUSSD
Intel Core i5-13600K $315Nvidia RTX 3060-Ti $420Crucial MX500 250GB $31
Intel Core i5-12600K $194Nvidia RTX 3060 $350Samsung 850 Evo 120GB $106
Intel Core i5-12400F $153Nvidia RTX 4070-Ti $830Samsung 860 Evo 250GB $50
HDDRAMUSB
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WD Blue 1TB (2012) $30Corsair Vengeance LPX DDR4 3000 C15 2x8GB $43SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $80G.SKILL Trident Z DDR4 3200 C14 4x16GB $381SanDisk Ultra Fit 32GB $16
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