OPPO’s ARM Cortex-A53 Quad-Core Processor: A Deep Dive

OPPO's ARM Cortex-A53 Quad-Core Processor: A Deep Dive

Recently, I came across an interesting CPU on a Blu-ray player, marked as OPPO OP8591. What? OPPO is making CPUs? Yes, the same OPPO that charges for 5 minutes and plays for 2 hours, the smartphone manufacturer OPPO is making CPUs? Why hadn’t I heard about this before? Huawei has its Kirin which is touted as a source of national pride, and Xiaomi collaborated with Leadcore to produce the Pine Cone CPU which also received a lot of attention.

Curiously, I googled it, and the OPPO OP8591 is likely customized from MediaTek, designed for their 4K Blu-ray player OPPO UDP-203, aimed at professional-grade processors for 4K Blu-ray ultra-clear multimedia applications. It adopts a quad-core Cortex-A53 architecture, capable of supporting 4K at 60 frames per second and HDR imaging technology.

Due to the success of OPPO smartphones, people tend to think of OPPO as just a smartphone manufacturer, but OPPO actually started with VCDs and DVDs. The company that holds the OPPO brand is Guangdong OPPO Mobile Telecommunications Corp., Ltd., established in 2003, mainly engaged in the production and sale of VCD players, DVD players, small household appliances, flat-screen TVs, MP3 players, and mobile phones (including various standards such as GSM, GPRS, CDMA, TD-SCDMA, WCDMA, CDMA2000, etc.), as well as cordless phones. OPPO is a trademark of Guangdong OPPO Mobile Telecommunications Corp., Ltd.

Compared to the success of OPPO smartphones in China, OPPO is more well-known overseas for its 4K Blu-ray players, which are virtually unrivaled in the European and American markets.

PCMag, the oldest and largest computer magazine in the U.S., reported that the user satisfaction score for OPPO’s high-end Blu-ray players is so high that even Apple would be envious; OPPO has even surpassed Apple to take the top spot.

Perhaps due to the prevalence of pirated content online in China, coupled with the fact that mainstream TVs are still stuck at 1080P, the attention towards Blu-ray players isn’t as strong domestically. However, OPPO’s dominance in the Blu-ray ultra-clear player market is still quite impressive.

The Blu-ray player OPPO UDP-203, powered by the OPPO OP8591 main control, has also gained a lot of attention. Many large Facebook media accounts I follow have reviewed the OPPO UDP-203. Just like how we eagerly review the iPhone as soon as it’s released, foreigners are also rushing to cover OPPO Blu-ray players.

In fact, not every product succeeds easily. Setting aside personal preferences, I am not particularly interested in 4K content; my TV is still 1080P, and downloading 4K content with my bandwidth is quite difficult, plus it takes up a lot of hard drive space. For adult films, having a 1080P version is already quite sufficient, O(∩_∩)O~. Now, let’s take a look at the hardware workmanship of the OPPO UDP-203, which is quite impressive.

Front view of OPPO UDP-203

OPPO's ARM Cortex-A53 Quad-Core Processor: A Deep Dive

Back view of OPPO UDP-203

OPPO's ARM Cortex-A53 Quad-Core Processor: A Deep DiveThe back panel has two outputs and one input HDMI port, achieving true separation of audio and video transmission. It also includes a Gigabit Ethernet port and two USB 3.0 ports (supporting FAT, FAT32, exFAT, and NTFS external storage devices).

Beautiful internal craftsmanship of UDP-203

OPPO's ARM Cortex-A53 Quad-Core Processor: A Deep Dive

The new BDL-160 1 customized dust-proof Blu-ray and red light dual mechanical reader developed by OPPO boasts powerful error correction and repair capabilities, compatible with 4K UHD BD, HD BD, SACD, and DVD-A, maintaining its all-around features.

OPPO's ARM Cortex-A53 Quad-Core Processor: A Deep Dive

For audio, it can directly output Dolby Atmos and DTS:X bitstream signals via HDMI; decoding relies on an AK4458VN 32bit decoding chip for 7.1 channel decoding, capable of handling DSD 64, PCM 192kHz, 24bit AIFF/ALAC/APE/FLAC/WAV signals.

OPPO's ARM Cortex-A53 Quad-Core Processor: A Deep Dive

The built-in switch power supply board is also quite beautifully crafted.

OPPO's ARM Cortex-A53 Quad-Core Processor: A Deep Dive

OPPO's ARM Cortex-A53 Quad-Core Processor: A Deep Dive

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