AMD Ryzen 7 8700G and Ryzen 5 8600G Review: Zen 4 APUs with RDNA3 Graphics
by Gavin Bonshor on January 29, 2024 9:00 AM EST- Posted in
- CPUs
- AMD
- APUs
- Phoenix
- 4nm
- Zen 4
- RDNA3
- AM5
- Ryzen 8000G
- Ryzen 7 8700G
- Ryzen 5 8600G
iGPU Gaming Performance: 720p And Lower
The reason we test games in CPU reviews at lower resolutions such as 720p and below is simple; titles are more likely to be CPU bound than they are GPU bound at lower resolutions. This means there are more frames for the processor to process as opposed to the graphics card doing the majority of the heavy lifting.
There are some variances where some games will still use graphical power, but not as much CPU grunt at these smaller resolutions, and this is where we can show where CPU limitations lie in terms of gaming.
We are using DDR5-5200 memory as per the JEDEC specifications on the Ryzen 7 8700G and Ryzen 5 8600G, as well as DDR4-3200 on the Ryzen 7 5700G and Ryzen 5 5600G. The same methodology is also used for the AMD Ryzen 7000 series and Intel's 14th, 13th, and 12th Gen processors. Below are the settings we have used for each platform:
- DDR5-5200 CL44 - Ryzen 8000G
- DDR4-3200 CL22 - Ryzen 5000G
- DDR5-5600B CL46 - Intel 14th & 13th Gen
- DDR5-5200 CL44 - Ryzen 7000
- DDR5-4800 (B) CL40 - Intel 12th Gen
The bread and butter of AMD's Ryzen 8000G is in integrated graphics performance, with upgraded RDNA3-based mobile graphics used over AMD's aging Vegas graphics found within the Ryzen 5000G series. Depending on the title at 720p, we can see the combination of Zen 4, and RDNA3 proves much more effective at 720p than Zen 3 and Vega.
In Strange Brigade, we saw a massive 53% uplift in performance when comparing the Ryzen 7 8700G to the Ryzen 5 5700G, with the Ryzen 5 8600G also proving much more suited to gaming at 720p than any other processor with integrated graphics we've tested.
Regarding our retest with the latest firmware, we can see that both the Ryzen 7 8700G and Ryzen 5 8600G performance is marginally better at 720p. The issue with gaming benchmarks is that they typically don't represent sustained loads, and we expect these performance figures to be sustained over longer periods of time with STAPM limitations removed.
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goatfajitas - Monday, January 29, 2024 - link
Whoa, 428 watts at peak for the i9-14900K? I have not paid close attention to the last few rounds of releases and I knew it was bad but wholly crap. WTF Intel?jrbales@outlook.com - Monday, January 29, 2024 - link
Yeah, they definitely get pretty toasty, of it's imperative to plan out a cooling strategy to keep the CPU and other components from roasting. Of course, it does allow you to use it as a space heater in addition to a computer in cold weather. The highest TDP Ryzen 7000 CPUs run "cool" by comparison.goatfajitas - Monday, January 29, 2024 - link
Yes, it would make a good "Winter PC" LOLshabby - Monday, January 29, 2024 - link
Are they available in russia? They need them desperately to heat their frozen homes 😂GeoffreyA - Tuesday, January 30, 2024 - link
Maybe the US should donate a few out of the kindness of their hearts.ricebunny - Monday, January 29, 2024 - link
Peak power is an irrelevant metric. It’s more of a motherboard feature than anything else - Intel’s Raptor Lake will pull as much power as you give them.For those who are concerned about power, there is a TDP ceiling feature. Once set, the Intel CPU will adhere closely to the limit. Laptop tests have shown the Intel Raptor Lake to be about as power efficient as the Zen 4. Take a look at Ars’s review of Framework 13.
goatfajitas - Monday, January 29, 2024 - link
It is not irrenevant and is not a mobo feature. It is how much power is drawn under heavy load. When under heavy load for short bursts it can be fine, but under sustained load, it will get too hot and therefore not operate at or near turbo, it will run closer to the base clock, which is lame.TheinsanegamerN - Tuesday, January 30, 2024 - link
You are ignorant. A 14900k will shovel gobs of power if you let it. Set it to a 250 watt TDP and it will stick to 250 watt while losing MAYBE 2% peak performance.Turbo isnt SUPPOSED to be sustained, that's a MOBO feature. Have you tried reading?
goatfajitas - Tuesday, January 30, 2024 - link
Dont be so pedantic... I didnt say it was supposed to sustain it, I am saying the power draw is too damn high period. Intel is compensating for inefficient design and has been doing it since they got stuck on 14nm several years back.Are you trying to claim Intel doesnt have issues with heat here or just being pissy?
temps - Tuesday, January 30, 2024 - link
He's not being pedantic. Not in the slightest.If you can dissipate hundreds of watts of heat there is no issue. If you let the chip run uncapped and it draws lots of power... who cares... if you're willing to pay the electrical bill, I'm sure you're very happy to have that last few percent of performance.