System Performance: Application-Specific Workloads

Standardized benchmarks such as UL's PCMark 10 and BAPCo's SYSmark take a holistic view of the system and process a wide range of workloads to arrive at a single score. Some systems are required to excel at specific tasks - so it is often helpful to see how a computer performs in specific scenarios such as rendering, transcoding, JavaScript execution (web browsing), etc. This section presents focused benchmark numbers for specific application scenarios.

3D Rendering - CINEBENCH R23

We use CINEBENCH R23 for 3D rendering evaluation. R23 provides two benchmark modes - single threaded and multi-threaded. Evaluation of different PC configurations in both supported modes provided us the following results.

3D Rendering - CINEBENCH R23 - Single Thread

3D Rendering - CINEBENCH R23 - Multiple Threads

The performance in the multi-threaded case is a slam dunk for the GTR7. We see a significant improvement in the single thread scores over the Rembrandt-R systems, thanks to the higher power budget and newer microarchitecture (as well as faster RAM). However, the Raptor Lake-P NUCs seem to come away with the bragging rights for the single-threaded benchmark version.

Transcoding: Handbrake 1.5.1

Handbrake is one of the most user-friendly open source transcoding front-ends in the market. It allows users to opt for either software-based higher quality processing or hardware-based fast processing in their transcoding jobs. Our new test suite uses the 'Tears of Steel' 4K AVC video as input and transcodes it with a quality setting of 19 to create a 720p AVC stream and a 1080p HEVC stream.

Transcoding - x264

Transcoding - x265_10bit

The presence of eight high-performance cores in the GTR7 gives it a very good advantage for this multi-threaded benchmark. Higher power budget translates to higher performance given that most of the systems have the same core counts. The GTR7 has a well-defined lead over other UCFF systems, and is neck-to-neck against the Alder Lake SFF PC with a dedicated 65W budget for the CPU alone.

Transcoding - VCE H.264

Transcoding - VCE H.265

Hardware transcoding is available in the form of the VCE feature in the GPU. Intel systems have QuickSync, but a direct comparison is not advisable given that the encoding quality may differ. So, the comparison in the above graphs is restricted to AMD systems. The FPS is a function of the GPU clock rate and is directly tied to the available power budget. However, we do not find much difference in the transcoding rates between the Rembrandt-R and Phoenix systems.

Archiving: 7-Zip 21.7

The 7-Zip benchmark is carried over from our previous test suite with an update to the latest version of the open source compression / decompression software.

7-Zip Compression Rate

7-Zip Decompression Rate

While there is not much separating the different UCFF systems in terms of compression rates, decompression is a completely different story with the 65W Phoenix system enjoying close to a 25% advantage over the 35W Rembrandt-R systems.

Web Browsing: JetStream, Speedometer, and Principled Technologies WebXPRT4

Web browser-based workloads have emerged as a major component of the typical home and business PC usage scenarios. For headless systems, many applications based on JavaScript are becoming relevant too. In order to evaluate systems for their JavaScript execution efficiency, we are carrying over the browser-focused benchmarks from the WebKit developers used in our notebook reviews. Hosted at BrowserBench, JetStream 2.0 benchmarks JavaScript and WebAssembly performance, while Speedometer measures web application responsiveness.

BrowserBench - Jetstream 2.0

Raptor Lake-P seems to enjoy a slight advantage in single-threaded performance, and that gives the NUCs based on them an edge across all considered browsers in the JetStream 2.0 workload. The GTR7 slots in the upper half of the pack, with an improvement over the 35W Rembrandt-R systems. The same behavior is seen in the Speedometer 2.0 benchmark also.

BrowserBench - Speedometer 2.0

From a real-life workload perspective, we also process WebXPRT4 from Principled Technologies. WebXPRT4 benchmarks the performance of some popular JavaScript libraries that are widely used in websites.

Principled Technologies WebXPRT4

The GTR7 performs much better in this case, almost tying the ASRock Industrial NUC BOX-1360P/D5 in performance across multiple browsers. The higher power budget gives the GTR7 an edge over the considered Rembrandt-R systems. Overall, JavaScript performance seems to be primarily impacted by single-threaded performance.

Application Startup: GIMP 2.10.30

A new addition to our systems test suite is AppTimer - a benchmark that loads up a program and determines how long it takes for it to accept user inputs. We use GIMP 2.10.30 with a 50MB multi-layered xcf file as input. What we test here is the first run as well as the cached run - normally on the first time a user loads the GIMP package from a fresh install, the system has to configure a few dozen files that remain optimized on subsequent opening. For our test we delete those configured optimized files in order to force a ???fresh load??? every second time the software is run.

AppTimer: GIMP 2.10.30 Startup

As it turns out, GIMP does optimizations for every CPU thread in the system, which requires that higher thread-count processors take a lot longer to run. So the test runs quick on systems with fewer threads, however fast cores are also needed. While the GTR7 is better than the Rembrandt-R systems on both counts, the Intel-based NUCs turn up with faster application launches under the considered conditions.

Cryptography Benchmarks

Cryptography has become an indispensable part of our interaction with computing systems. Almost all modern systems have some sort of hardware-acceleration for making cryptographic operations faster and more power efficient. In the case of IoT servers, many applications - including web server functionality and VPN - need cryptography acceleration.

BitLocker is a Windows features that encrypts entire disk volumes. While drives that offer encryption capabilities are dealt with using that feature, most legacy systems and external drives have to use the host system implementation. Windows has no direct benchmark for BitLocker. However, we cooked up a BitLocker operation sequence to determine the adeptness of the system at handling BitLocker operations. We start off with a 4.5GB RAM drive in which a 4GB VHD (virtual hard disk) is created. This VHD is then mounted, and BitLocker is enabled on the volume. Once the BitLocker encryption process gets done, BitLocker is disabled. This triggers a decryption process. The times taken to complete the encryption and decryption are recorded. This process is repeated 25 times, and the average of the last 20 iterations is graphed below.

BitLocker Encryption Benchmark

BitLocker Decryption Benchmark

Hardware acceleration is available for the operations in all of the systems. The time taken for processing is directly dependent on the RAM speeds, available power budget, and core counts. As a result, it is no surprise that the GTR7 with DDR5-5600 RAM, 65W budget and eight high-performance cores manages to take the top spot by a comfortable margin.

System Performance: UL and BAPCo Benchmarks GPU Performance: Synthetic Benchmarks
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  • lemurbutton - Thursday, August 24, 2023 - link

    You can get a M2 Mini for $499 on sale. It's superior to this in just about every way. Even if you upgrade the RAM for $200, it's still better than this. Faster CPU, faster GPU, has AI inference, faster RAM, significantly lower power requirements.
  • meacupla - Thursday, August 24, 2023 - link

    Well, yeah, obviously the $499 M2 mini is cheaper.
    It's a weaker PC than this, in every single metric.
    It only has 8GB of RAM, 128GB SSD, both of which cannot be upgraded later on.
    It's CPU and GPU are weaker than a 7840HS. To top it off M2 runs less efficiently and hotter.

    Which is exactly why no one is buying it, and Apple had to halt M2 production.
  • ingwe - Thursday, August 24, 2023 - link

    The mac mini has a 256GB SSD. Probably doesn't really need the ram upgrade. But...upgrading the SSD to 1 TB is $400. And not sure what you are saying about the M2 running less efficiently. Mac Mini is a fine option imo. But I would much rather have the GTR7 for a lot of reasons. Would be great for a streaming PC and console replacement for older games.
  • PixyMisa - Thursday, August 24, 2023 - link

    You can buy two 4TB SSDs for $400.
  • Benjiro29 - Monday, November 6, 2023 - link

    Hell, you can buy:

    * 8TB SSD for 320 Euro now. Or 2 * NVME for 320. Apple asks for 256GB "upgrade": 230 Euro
    * 8GB DDR5 5600 Memory costs for 25 Euro. Apple asks for 8GB "upgrade: 230 Euro.

    Insane ...that memory that Apple uses is just standard DDR5 memory, nothing special about it beyond being placed in quad channel configuration.
  • qwertymac93 - Thursday, August 24, 2023 - link

    Does it run Windows 11 pro?
  • bji - Thursday, August 24, 2023 - link

    Why in the world would anyone *want to* though?
  • TheinsanegamerN - Thursday, August 24, 2023 - link

    Point taken, but so long as apple keeps doing its walled garden BS people will continue to rely on other OSes.
  • ActionJ26 - Friday, August 25, 2023 - link

    Why would anyone want to use iOS. My last company did and compared to Windows it is trash. Never thought I would say that. Some much of the functionality requires store bought add ones.
  • darkswordsman17 - Friday, August 25, 2023 - link

    Er, Mac Mini runs MacOS, not iOS.

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