Dell OptiPlex 390

Performance Results

Benchmarks - missing GPU, SSD
Gaming
Gaming 0%
Incomplete
Desktop
Desktop 0%
Incomplete
Workstation
Workstation 0%
Incomplete
PC StatusOverall this PC is performing above expectations (76th percentile). This means that out of 100 PCs with exactly the same components, 24 performed better. The overall PC percentile is the average of each of its individual components.
ProcessorWith a good single core score, this CPU can easily handle the majority of general computing tasks. Despite its good single core score this processor isn't appropriate for workstation use due to its relatively weak multi-core performance. Finally, with a gaming score of 57.1%, this CPU's suitability for 3D gaming is average.
Boot DriveThe boot partition is located on a mechanical or hybrid drive. Moving the system to an SSD will yield far faster boot times, better system responsiveness and faster application load times.
Memory4GB is enough RAM to run any version of Windows and although it's sufficient for most games, some will benefit from up to 8GB of RAM. 4GB is also enough for modest file and system caches which allow for a responsive system.
OS VersionAlthough Windows 7 is still a viable option, it's now 14 years and 9 months old. This system should be upgraded to Windows 10 which is generally faster and has an improved set of core utilities including better versions of explorer and task manager.
Sub-optimal background CPU (20%). High background CPU reduces benchmark accuracy. How to reduce background CPU.
SystemDell OptiPlex 390
MotherboardDell OptiPlex 390  (all builds)
Memory1.7 GB free of 4 GB @ 1.3 GHz
Display1600 x 1200 - 32 Bit colors
OSWindows 7
BIOS Date20110929
Uptime0.8 Days
Run DateSep 11 '21 at 00:20
Run Duration109 Seconds
Run User PAK-User
Background CPU 20%

 PC Performing above expectations (76th percentile)

Actual performance vs. expectations. The graphs show user score (x) vs user score frequency (y).

Processor BenchNormalHeavyServer
Intel Pentium G840-$45
CPU 1, 1 CPU, 2 cores, 2 threads
Base clock 2.8 GHz
Performing way above expectations (92nd percentile)
57.1% Above average
Memory 89.8
1-Core 74.1
2-Core 132
62% 98.6 Pts
4-Core 145
8-Core 146
19% 145 Pts
64-Core 146
9% 146 Pts
Poor: 37%
This bench: 57.1%
Great: 58%
Drive BenchSequentialRandom 4kDeep queue 4k
Seagate ST380815AS 80GB-$48
25GB free (System drive)
Firmware: 3.CHH
SusWrite @10s intervals: 55 58 60 44 57 59 MB/s
Performing as expected (52nd percentile)
30.1% Below average
Read 48.7
Write 33.5
Mixed 32.8
SusWrite 55.7
32% 42.7 MB/s
4K Read 0.7
4K Write 1.4
4K Mixed 0.8
144% 0.97 MB/s
Poor: 12%
This bench: 30.1%
Great: 42%
Memory Kit BenchMulti coreSingle coreLatency
Hynix HMT325U6CFR8C-H9 2x2GB
2 of 2 slots used
4GB DIMM DDR3 1333 MHz
Performing way above expectations (86th percentile)
48.8% Average
MC Read 17
MC Write 17.7
MC Mixed 15.4
48% 16.7 GB/s
SC Read 14
SC Write 13.9
SC Mixed 14.3
40% 14.1 GB/s
Latency 67.4
59% 67.4 ns
Poor: 27%
This bench: 48.8%
Great: 50%

 System Memory Latency Ladder

L1/L2/L3 CPU cache and main memory (DIMM) access latencies in nano seconds

Typical OptiPlex 390 Builds (Compare 2,501 builds) See popular component choices, score breakdowns and rankings
Gaming
Gaming 7%
Tree trunk
Desktop
Desktop 57%
Gunboat
Workstation
Workstation 7%
Tree trunk

Motherboard: Dell OptiPlex 390

EDIT WITH CUSTOM PC BUILDER Value: 58% - Above average Total price: $278
The Best.
CPUGPUSSD
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Intel Core i5-12600K $184Nvidia RTX 4070 $539Samsung 860 Evo 250GB $52
HDDRAMUSB
Seagate Barracuda 1TB (2016) $39Corsair Vengeance LPX DDR4 3200 C16 2x8GB $45SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $37Corsair 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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