linux-kernel - Re: [PATCH 1/3] arm64: dts: qcom: sm8650: update the cpus capacity-dmips-mhz

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Message-ID: <646d0b50-e138-47a6-8127-f3014a50b6ff@oss.qualcomm.com>
Date: Wed, 28 Jan 2026 13:17:54 +0100
From: Konrad Dybcio <konrad.dybcio@....qualcomm.com>
To: Neil Armstrong <neil.armstrong@...aro.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Konrad Dybcio <konradybcio@...nel.org>, Rob Herring <robh@...nel.org>,
        Krzysztof Kozlowski <krzk+dt@...nel.org>,
        Conor Dooley <conor+dt@...nel.org>
Cc: linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/3] arm64: dts: qcom: sm8650: update the cpus
 capacity-dmips-mhz

On 1/28/26 11:33 AM, Neil Armstrong wrote:
> After some more advanced benchmarks with Integer, Floaring Point,
> Encryption, Compression, NEON, ... on the A520, A720 and X4 cpus,
> the median gain with the same frequency range is:
> - 281% of A720 over A520
> - 126% of X4 over A720

While this is all magic numbers, I am definitely willing to believe
that x4 is 26% faster than a720 rather than the currently stated ~5.7%

Reviewed-by: Konrad Dybcio <konrad.dybcio@....qualcomm.com>

Konrad