David Schor

Arm Updates Its Neoverse Roadmap: New BFloat16, SVE Support

September 22, 2020September 30, 2020 David Schor 3 Comments ARM, bfloat16, neoverse, Neoverse N, Neoverse V, Perseus, Poseidon, Scalable Vector Extension (SVE), Zeus

Arm updates its Neoverse roadmap with the Neoverse N2 and V1, introducing SVE support for the first time as well as bfloat16 operations. Like the Cortex-X series, the Neoverse V-series will ease its power and area constraints in favor of higher performance.

Architectures

The x86 Advanced Matrix Extension (AMX) Brings Matrix Operations; To Debut with Sapphire Rapids

June 29, 2020September 19, 2020 David Schor 10 Comments Advanced Matrix Extension (AMX), AI, Intel, matrices, Sapphire Rapids, x86

Intel publishes details of its upcoming Advanced Matrix Extension (AMX), an x86 extension set to debut with Sapphire Rapids that introduces a new matrix register file and accompanying matrix operations.

Architectures Embedded Processors

Arm’s New Cortex-M55 Breathes Helium

June 20, 2020 David Schor 0 Comments AI, ARM, ARMv8, Cortex, Cortex-M, Cortex-M55, Helium, M-Profile Vector Extension (MVE)

A look at the new Cortex-M55, an embedded ARMv8 core with the new Helium vector extension.

Mobile Processors

Intel Launches Lakefield: An Experiment With Multiple New Technologies

June 15, 2020 David Schor 3 Comments 10 nm, 22 nm, 22FFL, 3D packaging, Core i3, Core i5, Foveros, Intel, Lakefield, Sunny Cove, Tremont

Intel launches Lakefield, a 3D SoC with a new form factor for ultra-mobile devices. This microprocessor allows the chip giant to dabble with a number of new complementary technologies that could potentially find broader uses in the future.

Architectures Mobile Processors

Arm Unveils the Cortex-A78: When Less Is More

May 26, 2020 David Schor 0 Comments 5 nm, ARM, ARMv8.2, Cortex, Cortex-A77, Cortex-A78

Arm unveils the Cortex-A78 microarchitecture for next-generation flagship smartphones.

Architectures Mobile Processors

Arm Cortex-X1: The First From The Cortex-X Custom Program

May 26, 2020 David Schor 0 Comments 5 nm, ARM, ARMv8.2, Cortex, Cortex-A78, Cortex-X, Cortex-X1

Arm launches the Cortex-X1, their most powerful Cortex CPU to date. This is the first CPU from the new Cortex-X Custom Program.

Hot Chips 32 Server Processors

IBM Releases Power ISA v3.1; To Present POWER10 At Hot Chips 32

May 23, 2020 David Schor 0 Comments bfloat16, Hot Chips, Hot Chips 32, IBM, OpenPOWER, POWER, Power ISA, POWER10

IBM releases Power ISA v3.1. Among the new instructions, there is new bfloat16 support, new reduced-precision outer-product operations including 4-bit integers, and new instruction prefixes. IBM plans on presenting POWER10 at Hot Chips 32.

Interconnects Packaging Process Technologies

Left, Right, Above, and Under: Intel 3D Packaging Tech Gains Omnidirectionality

May 17, 2020 David Schor 3 Comments 2.5D packaging, 3D packaging, Co-EMIB, EMIB, Foveros, Intel

A look at ODI, a new family of packaging interconnect technologies that bridges the gap between Intel’s EMIB (2.5D) and Foveros (3D) by providing the flexibility of an EMIB in 3D with additional benefits of thermal & power.