SiSoftware Sandra 20/21-R7a – Multi-Threading Improvements

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Note: If you experience crashes (BSODs) with this or older versions, please upgrade to version R8. Note2: ARM64 support has shipped with the R9 release. We are pleased to release R7a (version 31.49) update for Sandra 20/21 with the following changes: Sandra 20/21 Press Release We are continuing to make … Read more…

SiSoftware Sandra 20/21-R6a – Hybrid big/LITTLE, Windows Server 2022, Benchmarks Updates

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We are pleased to release R6a (version 31.41) update for Sandra 20/21 with the following changes: Sandra 20/21 Press Release We are continuing to make improvements for hybrid (big/LITTLE) architectures – like Intel’s “Alder Lake” (ADL). In addition to detection, there are scheduling and benchmark optimisations that are ongoing. And … Read more…

SiSoftware Sandra 20/21-R5 – Windows 11, TPM, Benchmarks Updates

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We are pleased to release R5 (version 31.37) update for Sandra 20/21 with the following changes: Sandra 20/21 Press Release When we introduced the crypto-processor (TPM) benchmark and information module in Sandra 20/21 – we had no idea that just a few months later Microsoft would mandate its presence for … Read more…

SiSoftware Sandra 20/21-R3 – Stability fixes

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We are pleased to release R3 (version 31.29) update for Sandra 20/21 with the following changes: Sandra 20/21 Press Release Hardware Support, Updates & Fixes All CPU Benchmarks: internal stability fixes; additional AVX512 optimisations. All GP-GPU Benchmarks: internal stability fixes; additional “Ampere” Ti optimisations. And please, don’t forget small ISVs … Read more…

SiSoftware Sandra 20/21-R2x – Pushing AVX512

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Note: We have updated R2 with R2x to fix an OpenCL GP-GPU bug discovered by Mark Poppin. We are pleased to release R2x (version 31.25) update for Sandra 20/21 with the following changes: Sandra 20/21 Press Release Benchmark Support, Updates & Fixes CPU Scientific Benchmark: greatly improved AVX512 GEMM (SGEMM, … Read more…

SiSoftware Sandra 20/21-R1X Updates and Fixes

Service Pack 1 (SP1) Download

We are pleased to release R1X (version 31.20) update for Sandra 20/21 with the following changes: Sandra 20/21 Press Release Note: We have also back-ported most of the fixes to release R16x (version 30.120) update for Sandra 20/20 out now. Please update to this version of you are still using … Read more…

Processor Multi-Core Efficiency: Inter-Thread Latency & Bandwidth Benchmarking

What is the “Processor Inter-Thread Efficiency” Benchmark? The “processor inter-thread efficiency” benchmark (ex. “multi-core Efficiency“) in SiSoftware Sandra has been specially designed to measure inter-thread/core/module/node/package communication efficiency of modern processors. It has been designed back in the days of the “Intel Pentium-D” (effectively two Pentium 4 in the same package) … Read more…

SiSoftware Sandra 20/21 (2021) Released!

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FOR IMMEDIATE RELEASE Contact: Press Office SiSoftware Sandra 20/21 Released: Brand-new benchmarks & modules Updates: R1x, R2x, R3, R5, R6, R7a, R8z, R91-x, R9z, R10a, R11, R12, R13x, R14c, R15, R16a, R17, R18, R19, R20, R21, R22, R25, R26. London, UK, March 3rd, 2021 – We are pleased to announce … Read more…

SiSoftware Sandra 20/20/14g (2020 R14g) Future Hardware Support

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Updates R14e/g 30.96 (3-Feb-2021): Optimisations to AMD Ryzen 5000-series and older. R14c 30.95 (31-Jan-2021): Resolves possible crash issues on older AMD (Kabini, etc.) systems. R14b 30.94 (27-Jan-2021): Resolves issues on future Intel Rocketlake (RKL)/Alderlake (ADL) systems. R14a 30.93 (26-Jan-2021): Resolves issues on older Intel Haswell (HSW)/Broadwell (BRW) systems. As we … Read more…

SiSoftware Sandra 20/20/13 (2020 R13) Optimisations & Fixes

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As we continue to move towards Sandra 20/21 release, we are pleased to release R13 (version 30.88) update for Sandra 20/20 (2020) with the following changes: Sandra 20/20 (2020) Press Release Optimisations & Fixes GPGPU Crypto Benchmarks Hashing (SHA1, SHA2-256/512) performance optimisations across CUDA, OpenCL, DirectX CS, OpenGL CS SHA2-512 … Read more…

SiSoftware Sandra 20/20/12 (2020 R12) Updates & Fixes

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As we move towards Sandra 20/21 release, we are pleased to release R12 (version 30.85) update for Sandra 20/20 (2020) with the following changes: Sandra 20/20 (2020) Press Release Optimisations & Fixes: CPU Crypto Benchmark: AES HWA acceleration not used when available. [30.81 fix] VAES / AVX2 HWA acceleration may … Read more…

SiSoftware Sandra 20/20/11 (2020 R11) Update – Cache Bandwidth & Latency measurements

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We are pleased to release R11 (version 30.80) update for Sandra 20/20 (2020) with the following changes: Sandra 20/20 (2020) Press Release Benchmark: CPU Cache & Memory Latency Increased entropy for in-page & full random access patterns. Worst-case latency reported not average (as used by memory bandwidth). TLB optimisations for … Read more…

SiSoftware Sandra 20/20/10 (2020 R10x) Update – optimisations and fixes

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Note: Original R10 release article has been updated with R10x update. We are pleased to release R10x (version 30.77) update for Sandra 20/20 (2020) with the following changes: Sandra 20/20 (2020) Press Release Latest Sandra Version We are moving towards a tiered system where different versions (R numbers) are provided … Read more…

AVX512-IFMA(52) Improvement for IceLake and TigerLake

CPU Multi-Media Vectorised SIMD

What is Sandra’s Multi-Media benchmark? The “multi-media” benchmark in Sandra was introduced way back with Intel’s MMX instruction set (and thus Pentium MMX) to show the difference vectorisation brings to common algorithms, in this case (Mandelbrot) fractal generation. While MMX did not have floating-point support – we can emulate them … Read more…