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- Nov 11, 2020
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Processor | AMD Ryzen 7 5700X |
---|---|
Motherboard | Asus TUF Gaming B550M-Plus (Wi-Fi) |
Cooling | Thermalright PA120 SE; Arctic P12, F12 |
Memory | Crucial BL8G32C16U4W.M8FE1 ×2 |
Video Card(s) | Sapphire Nitro+ RX 6600 XT |
Storage | Kingston SKC3000D/2048G; Samsung MZVLB1T0HBLR-000L2; Seagate ST1000DM010-2EP102 |
Display(s) | AOC 24G2W1G4 |
Case | Sama MiCube |
Audio Device(s) | Somic G923 |
Power Supply | EVGA 650 GD |
Mouse | Logitech G102 |
Keyboard | Logitech K845 TTC Brown |
Software | Windows 10 Pro 1903, Dism++, CCleaner |
Benchmark Scores | CPU-Z 17.01.64: 3700X @ 4.6 GHz 1.3375 V scoring 557/6206; 760K @ 5 GHz 1.5 V scoring 292/964 |
Preface
Recently looking through posts in all forums, this "five-capacitor" Pentium E5200 drew my attention. As the review covered, this "special version" E5200 was downgraded from upper class Pentium models, such as E8200, for they have both the same capacitor layout at the bottom and the same default voltage. And this kind of five-capacitor E5200s with stepping M0 were overclocked to 4 GHz and even higher (from stock 2.5 GHz), and also voltage wasn't increased much. At the same time, voltage, heat and power consumption was very nice.So when I got home, I immediately checked out my collection of CPU, and fortunately I didn't sell my E5200 back then, because it is exactly a five-capacitor version.
My task is simple, to overclock it to 4 GHz and call it a day, and we're going to test it with CPU-Z, AIDA64 and Cinebench.
This article was written in April this year.
Setup
MB: Gigabyte GA-P31-ES3G (rev. 1.1), BIOS: F6 [3-phase power, rubbish]RAM: Kingston DDR2 2G 667M ×2 [rubbish]
Radiator: AMD stock cooler [rubbish, not locked, just put on by gravity]
Power Supply: EVGA 650 GD [the only thing that can't be rubbish]
GPU: Sapphire HD 4850 512M GDDR4 [classic model, nice]
Software: CPU-Z 1.95.0 x64, AIDA64 6.30.5500, Cinebench R20.060, Windows 10 Pro 1909
OC Process
1. All default: 200 MHz × 12.5 = 2.5 GHzI forgot to get a screenshot of AIDA64 cache and GPGPU test, but I recorded the results. CPU-Z scores 217/434. As you can see, default voltage of 1.25 V results in relatively high temperature, but it is this beginning that makes the OC process and OC results incredible.
2. 240 MHz × 12.5 = 3 GHz [OC +20%]
Voltage is automatically given at 1.35 V. CPU-Z scores 262.9/526.1. The stress is low here, so I didn't run Cinebench and stress test.
3. 256 MHz × 12.5 = 3.2 GHz [OC +28%]
Still auto 1.35 V. CPU-Z scores 279.1/560.6 and Cinebench scores 346.
4. 288 MHz × 12.5 = 3.6 GHz [OC +44%]
Voltage is manually set to 1.3 V. CPU-Z scores 315.8/633.7. After 5 minutes of CPU stress, temperature stays steadily at 59 ℃.
5. 304 MHz × 12.5 = 3.8 GHz [OC +52%]
From here the stress is starting to build up, so every test is going to be done.
Still manual 1.3 V. CPU-Z scores 333.9/668.7. After 20 minutes of CPU stress, temperature remains stable at round 60 ℃, which is really nice.
6. 320 MHz × 12.5 = 4 GHz [OC +60%]
Last step. Voltage needs to be increased to 1.3375 V to complete all the tests. Maybe it's a little more than it actually needs, but we don't have to blame it considering what the rubbish mainboard is capable of.
CPU-Z scores 350/704. It's a pity that I am only one position away from the top of the list of 2-thread CPU-Z score ranking. Validation: http://valid.x86.fr/qdf9qz
And with CPU stress on, it comes at 65 ℃.
P.S. I managed to overclock it to 4.05 GHz 1.35 V afterwards. Check it out on http://valid.x86.fr/6y77l9
Results
Problems
1. L2 cache doesn't perform stably, as some of you have discovered. I don't know what causes that problem;2. The mainboard is too rubbish. There is some voltage drop during heavy load. And there isn't so many values to twick in the BIOS, restricting DRAM frequency adjusting and restricting CPU overclocking as well.
I hope you guys enjoy this article!
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