Flags: fp asimd evtstrm aes pmull sha1 sha2 crc32 atomics fphp asimdhp cpuid asimdrdm jscvt fcma lrcpc dcpop sha3 sm3 sm4 asimddp sha512 sve asimdfhm dit uscat ilrcpc flagm ssbs sb dcpodp sve2 sveaes svepmull svebitperm svesha3 svesm4 flagm2 frint svei8mm svebf16 i8mm ...
单核以及HT计算Prime性能比较 以上两款CPU但从物理上的指标来看似乎AMD要好很多,从工艺上AMD也要领先一代(2年),从单核参数上来说是2.0 VS 2.5GHz,但是IPC 是5 VS 4,算下来理想的单核性能刚好一致(25=2.5 4)。 从外面的一些跑分结果显示也是AMD 要好,但是实际性能怎么样呢? 测试命令,这个测试命令无论在哪...
通过读取cpuinfo可以看到,通过这种方法获取的CPU详情,是进行过解析的,对原始数据进行了拆分,并且是包含了CPU Flag信息的,但仍与X86下的结果有较大不同,各个key所对应的信息仍然需要根据表单进行解析才能转变为人为可读的信息。 2.使用LSCPU命令读取 Linux内核的开发者显然也发现了上文介绍的两种方法获取信息不够全面且...
#lscpu Architecture: aarch64 Byte Order: Little Endian CPU(s): 128 On-line CPU(s) list: 0-127 Thread(s) per core: 1 Core(s) per socket: 128 Socket(s): 1 NUMA node(s): 2 Model: 0 BogoMIPS: 100.00 L1d cache: 64K L1i cache: 64K L2 cache: 1024K L3 cache: 65536K NUMA no...
17 NUMA node1 CPU(s): 64-127 18 Flags: fp asimd evtstrm aes pmull sha1 sha2 crc32 atomics fphp asimdhp cpuid asimdrdm jscvt fcma lrcpc dcpop sha3 sm3 sm4 asimddp sha512 sve asimdfhm dit uscat ilrcpc flagm ssbs sb dcpodp sve2 sveaes svepmull svebitperm svesha3 svesm4...
Flags: fp asimd evtstrm aes pmull sha1 sha2 crc32 atomics fphp asimdhp cpuid asimdrdm jscvt fcma lrcpc dcpop sha3 sm3 sm4 asimddp sha512 sve asimdfhm dit uscat ilrcpc flagm ssbs paca pacg dcpodp svei8mm svebf16 i8mm bf16 dgh rng ...
> - setCPUFeature(FEAT_SSBS); > - /* ID_AA64PFR1_EL1.SME == 0b0010 */ > - if (extractBits(ftr, 24, 4) == 0x2) > - setCPUFeature(FEAT_SME2); > - getCPUFeature(ID_AA64PFR0_EL1, ftr); > - /* ID_AA64PFR0_EL1.FP != 0b1111 */ ...
- setCPUFeature(FEAT_SSBS); - /* ID_AA64PFR1_EL1.SME == 0b0010 */ - if (extractBits(ftr, 24, 4) == 0x2) - setCPUFeature(FEAT_SME2); - getCPUFeature(ID_AA64PFR0_EL1, ftr); - /* ID_AA64PFR0_EL1.FP != 0b1111 */ ...
(s): 64-127Flags: fp asimd evtstrm aes pmull sha1 sha2 crc32 atomics fphp asimdhp cpuid asimdrdm jscvt fcma lrcpc dcpop sha3 sm3 sm4 asimddp sha512 sve asimdfhm dit uscat ilrcpc flagm ssbs sb dcpodp sve2 sveaes svepmull svebitperm svesha3 svesm4 flagm2 frint svei8mm ...