Krait is an ARM-based central processing unit included in Qualcomm Snapdragon S4 and Snapdragon 400/600/800 (Krait 200, Krait 300, Krait 400 and Krait 450) System on chips. It was introduced in 2012 as a successor to the Scorpion CPU and has architectural similarities to ARM Cortex-A15.
- 11 stage integer pipeline with 3-way decode and 4-way out-of-order speculative issue superscalar execution
- Pipelined VFPv4[2] and 128-bit wide NEON (SIMD)
- 7 execution ports
- 4 KB + 4 KB direct mapped L0 cache
- 16 KB + 16 KB 4-way set associative L1 cache
- 1 MB 8-way set associative (dual-core) or 2 MB (quad-core) L2 cache
- Dual or quad-core configurations
- Performance (DMIPS/MHz):
- Krait 200: 3.3 (28 nm LP)
- Krait 300: 3.39[3] (28 nm LP)
- Krait 400: 3.39 (28 nm HPm)
- Krait 450: 3.51 (28 nm HPm)
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Application ARM-based chips
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Application
Processors
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- Actions ATM702x, ATM703x
- Altera FPGAs
- Amlogic AML8726
- Apple A5, A5X
- Broadcom VideoCore BCM21xxx, BCM28xxx
- Freescale i.MX6x
- HiSilicon K3V2
- Leadcore LC1810, LC1811
- MediaTek MT657x
- Nvidia Tegra, 2, 3, 4i
- Nufront NuSmart 2816M, NS115, NS115M
- Renesas EMMA EV2, R-Car H1, RZ/A
- Rockchip RK292x, RK30xx, RK31xx
- Samsung Exynos 4
- ST-Ericsson NovaThor
- Telechips TCC8803
- Texas Instruments OMAP 4
- VIA WonderMedia WM88x0, 89x0
- Xilinx Zynq-7000
- ZiiLABS ZMS-20, ZMS-40
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ARMv7-A
compatible
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Application
Processors
(64-bit) |
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