为什么要进行 CPU 核心延迟测试?

随着现代 CPU 的核心数量不断增加,从不同核心访问每个核心的时间不再是恒定的。即使在这之前,多路服务器或者小型机乃至大型机,CPU之间的通信时间也是不同的。

计算核心间通信延迟,可以用来评估多核系统的性能,以及不同核心之间的通信效率,给应用程序的最佳性能提供调度上的指导。甚至可以通过延迟数据,来推断 CPU 的内部架构 (例如判断 CPU 是否是胶水核心, 乃至总线拓扑)。

点击下载延迟测试工具

排行榜

CPU 名称 最小延迟 中位数延迟 最大延迟
AMD Ryzen 7 5700X 7.82 18.03 20.51
AMD Ryzen 9 5900HX @ 3.3 GHz 7.56 18.43 20.87
IntelR CoreTM i7-10750H CPU @ 2.60GHz 6.33 19.09 21.00
AMD Ryzen 7 5800U 7.71 18.94 21.34
IntelR CoreTM i5-4590 CPU @ 3.30GHz 20.48 21.15 21.58
Intel Core i5-10310U 7.21 20.41 21.64
AMD Ryzen 5 5600X 6-Core Processor 7.68 17.66 21.66
AMD Ryzen 7 5800X 8-Core Processor 7.51 18.18 22.29
AMD Ryzen 7 8845H w RadeonTM 780M Graphics 7.30 19.18 22.43
AMD Ryzen 5 7600X 6-Core Processor 6.80 18.26 22.43
Intel Core 2 Duo CPU T7500 2.2GHz 22.54 22.54 22.54
AMD Ryzen 5 5500 6-Core Processor 10.31 18.99 22.63
AMD Ryzen 7 PRO 5850U 8-Core Processor 7.75 19.26 22.80
IntelR CoreTM i9-9900K CPU @ 3.60GHz 6.60 20.15 22.88
Intel Xeon E-2176M 2.7GHz 6.84 20.27 23.05
IntelR CoreTM i7-9700 CPU @ 3.00GHz 17.79 20.29 23.19
AMD Ryzen 7 7840HS w Radeon 780M Graphics 7.48 19.43 23.21
Intel Core i7-6700K 6.88 19.48 23.39
IntelR CoreTM i7-8700K CPU @ 3.70GHz 6.93 20.49 23.85
IntelR XeonR CPU E3-1275 v5 @ 3.60GHz 7.58 20.57 23.90
AMD Ryzen 7 7840H w Radeon 780M Graphics 7.84 20.22 24.09
AMD Ryzen 7 5800H with Radeon Graphics 8.75 21.50 24.44
Intel Core i9-9900K CPU @ 3.60GHz 5.98 20.58 24.48
IntelR CoreTM i5-9300H CPU @ 2.40GHz 7.25 21.39 24.58
AMD Ryzen 5 5600 6-Core Processor 7.99 20.34 24.94
AMD Ryzen 7 7840H w Radeon 780M Graphics 7.84 20.35 24.96
IntelR CoreTM i7-9700K CPU @ 3.60GHz 18.15 20.80 25.19
AMD Ryzen 7 5800X3D 8-Core Processor 7.86 20.36 25.61
AMD Ryzen 5800X3D 8-Core Processor 5.00 20.67 26.00
AMD Ryzen 9 5900HX 8-Core Processor 5.00 20.67 26.00
Intel Core i7-9700K 3.6GHz 15.67 20.67 26.00
Intel Core i3-4150 3.5GHz 5.33 20.67 26.00
IntelR CoreTM i7-8700K CPU @ 3.70GHz 6.89 20.69 26.11
Intel Core i9-9980HK 2.40GHz 18.71 22.58 28.28
IntelR CoreTM i5-7200U CPU @ 2.50GHz 9.32 27.09 28.64
AMD Ryzen 3 3200GE with Radeon Vega Graphics 25.26 26.73 28.67
AMD Ryzen 7 7840HS with Radeon 780M Graphics 7.76 21.89 29.16
IntelR CoreTM i7-1165G7 @ 2.80GHz 5.73 26.94 29.44
Intel Core i5-1135G7 2.40GHz 6.84 27.33 30.74
IntelR CoreTM i5-10600KF CPU @ 4.10GHz 6.46 26.47 31.27
IntelR CoreTM i9-9980HK CPU @ 2.40GHz 7.06 24.30 31.27
13th Gen IntelR CoreTM i7-13700H 8.98 28.34 32.68
12th Gen IntelR CoreTM i5-12400F 4.33 30.18 32.71
12th Gen IntelR CoreTM i7-12700K 4.33 28.76 32.75
ZHAOXIN KaiXian KX-6640A 2.6GHz 4 Cores 2019-Q2 32.55 32.55 33.06
11th Gen IntelR CoreTM i7-11700 @ 2.50GHz 5.85 30.70 33.34
Intel Celeron 1005M 1.90GHz 34.00 34.00 34.00
11th Gen IntelR CoreTM i7-11850H @ 2.50GHz 13.89 31.95 34.64
12th Gen IntelR CoreTM i5-12400F 4.33 30.81 34.96
Intel Core i5-8600T 2.3GHz 32.87 34.16 35.83
IntelR CoreTM i9-9980HK CPU @ 2.40GHz 7.16 23.62 36.03
AMD Ryzen 5 PRO 2500U w Radeon Vega Mobile Gfx 9.89 30.29 36.73
AMD Ryzen 5 5600 6-Core Processor 9.07 25.80 37.10
12th Gen IntelR CoreTM i5-12500T 5.46 32.29 37.66
Loongson 3A6000HV 2.5GHz 4 Cores 2023-Q4 31.87 38.59 38.71
Loongson 3A5000HV 2.5GHz 4 Cores 2021-Q3 39.49 39.51 39.53
AMD Ryzen 7 5800X 8-Core Processor 7.36 17.88 40.19
IntelR CoreTM Ultra 7 265K 18.55 36.54 41.99
Unknown 33.27 36.81 43.44
13th Gen IntelR CoreTM i7-13700K 4.12 32.82 43.81
Intel Xeon E5-2697v3 HT-off 29.33 39.26 47.16
Unknown 28.35 38.36 47.32
IntelR CoreTM i7-14700K 24.03 33.49 47.68
Apple.M1.Air 35.99 38.77 47.79
IntelR CoreTM i7-9700K CPU @ 3.60GHz 23.67 35.29 48.35
Unknown 37.16 38.19 48.62
Intel Core i7-12700K 4.36 32.22 49.77
MCST Elbrus-8C2 8Cores 1.55GHz elbrus-v5 34.07 37.59 50.05
11th Gen IntelR CoreTM i7-11850H @ 2.50GHz 6.17 33.30 50.21
AMD Custom APU 0405 Valve Steam Deck APU Zen 2 4 cores SMT enabled 10.55 40.54 50.63
Intel Core i9-12900K 4.35 37.14 50.70
Unknown 34.03 34.08 50.87
12th Gen IntelR CoreTM i9-12900K 4.19 37.20 51.29
13th Gen IntelR CoreTM i7-13700K 4.12 34.15 51.94
12th Gen IntelR CoreTM i7-12800H 5.14 35.25 52.15
12th Gen IntelR CoreTM i5-1240P 5.51 38.45 52.55
Unknown 35.05 35.37 52.65
Intel Core i5-12600K 3.7GHz 4.48 34.42 53.28
Broadcom BCM2837 4-Core 1.2GHz Raspberry Pi 3B 36.67 36.67 53.33
Intel Core 2 Quad Processor Q9550 2.83GHz 0.00 51.67 53.33
13th Gen IntelR CoreTM i9-13900HX 4.03 36.28 53.41
Intel Core i7-13700KF 3.4GHz 4.09 33.95 53.89
12th Gen IntelR CoreTM i7-12700 4.64 36.41 54.48
IntelR CoreTM i3-N305 39.13 43.26 55.38
12th Gen IntelR CoreTM i5-1240P 5.33 40.18 56.33
IntelR XeonR Platinum 8275CL CPU @ 3.00GHz 7.66 47.78 56.37
AWS Graviton3 from-AWS-c7g.16xlarge 29.60 46.40 56.80
Intel Core i7-12700H 2.3GHz 4.65 35.89 56.86
Loongson 3C5000 2.2GHz 16 Cores 2022-Q2 47.19 53.27 57.15
IntelR CoreTM Ultra 7 258V 23.16 55.89 57.69
AMD Ryzen 5 PRO 2500U w Radeon Vega Mobile Gfx 14.88 42.27 57.77
AWS Graviton2 from-AWS-c6gd.metal 30.40 47.20 58.40
IntelR Xeon Gold 6242 @ 2.8GHz 7.34 47.46 58.58
IntelR CoreTM i7-9750H CPU @ 2.60GHz 9.32 32.74 60.13
IntelR N100 50.83 51.88 60.33
13th Gen IntelR CoreTM i9-13900HX 4.06 38.11 62.50
Unknown 37.15 38.97 63.85
12th Gen IntelR CoreTM i5-12500H 5.22 43.61 64.64
AMD Ryzen 7 4800HS with Radeon Graphics 6.36 60.79 66.15
12th Gen IntelR CoreTM i7-12700K 4.58 35.56 66.87
12th Gen IntelR CoreTM i5-12500H 5.19 39.70 67.88
13th Gen IntelR CoreTM i7-13700H 4.86 38.76 69.05
Intel Xeon W9-3475X 2.2GHz 36Cores 2023-Q2 36.39 55.35 72.37
AMD Ryzen 9 7950X 16-Core Processor 5.00 67.67 73.00
AMD Ryzen 9 7950X 5.00 67.67 73.00
Qualcomm Snapdragon850 57.60 64.24 73.33
AMD Ryzen 9 7950X 16-Core Processor 15.40 70.99 76.35
AMD Ryzen 9 7950X 16-Core Processor 15.27 70.81 77.62
Genuine IntelR CPU 0000@ 6.62 57.44 77.80
AMD Ryzen 9 7950X3D 16-Core Processor 6.53 73.81 79.62
Dual IntelR XeonR CPU X5650 @ 2.67GHz 7.11 70.28 79.67
AMD Ryzen 9 7900X 12-Core Processor 7.03 77.08 80.73
AMD Ryzen 9 9900X 12-Core Processor 15.15 76.05 81.80
AMD Ryzen 9 9950X 16-Core Processor 17.28 76.39 82.62
IntelR CoreTM i7-14650HX 4.35 38.96 83.26
AMD Ryzen 9 9950X 16-Core Processor 15.79 78.99 83.29
Apple M1 Ultra 39.66 53.36 84.12
m1.ultra.16p4e 39.66 53.36 84.12
SpacemiT K1 1.60GHz 8-Core 32.57 85.39 85.78
IntelR AtomTM CPU D510 @ 1.66GHz 10.67 86.00 86.67
AMD Ryzen 9 9950X 16-Core Processor 16.76 81.99 86.90
AMD Ryzen 9 5900X 7.55 82.55 86.98
IntelR CoreTM i7-14650HX 4.23 37.71 87.18
HiSilicon Kunpeng 920-6426 @ 2.6GHz 29.96 71.78 87.65
AMD Ryzen 9 5950X 3.40GHz 7.36 82.53 88.24
Broadcom BCM2711 Quad core Cortex-A72 ARM v8 64-bit SoC 1.8GHz Raspberry Pi 4B 88.99 89.80 89.98
AMD Ryzen 9 9950X 16-Core Processor 15.99 81.03 90.36
13th Gen IntelR CoreTM i7-13700K 4.13 34.90 93.79
AMD Ryzen 7 2700X Eight-Core Processor 9.60 90.73 94.27
IntelR CoreTM i7-14700HX 6.80 66.45 95.22
AMD Ryzen 9 3900X 12-Core Processor 6.78 87.25 95.84
AMD Ryzen 9 7940HX with Radeon Graphics 7.03 87.27 96.05
AMD Ryzen 9 5950X 16-Core Processor 7.67 91.77 97.57
AMD Ryzen 5 2600 6-Core Processor 10.33 72.67 99.00
IntelR N100 56.32 62.82 99.19
Intel Core i7-14700K 3.4GHz 4.11 36.37 99.65
AMD Ryzen Threadripper 3960X 3.80GHz 24 Cores Zen 2 3rd Gen 2019-Q4 6.40 94.63 104.06
AMD EPYC 74F3 24-Core Processor 8.96 98.80 107.11
AMD Ryzen Threadripper PRO 3945WX 12-Core Processor 6.19 105.04 112.13
AMD Ryzen Threadripper 3990X 64-Core Processor 19.19 102.93 112.43
IntelR Xeon PhiTM CPU 7210 @ 1.30GHz 40.96 91.03 112.46
Intel Xeon Phi 7210 1.30GHz 53.16 105.32 113.08
Dual Intel Xeon Gold 6336Y 2.40GHz 7.36 99.79 114.19
IntelR XeonR Platinum 8375C CPU @ 2.90GHz from-AWS-c6i.metal 7.97 98.69 116.82
AMD EPYC 9V33X 96-Core Processor 10.61 103.95 117.75
AMD EPYC 9754 128-Core Processor 28.85 109.38 119.61
Dual Intel Xeon Platinum 8360Y 2.40GHz 7.56 56.78 119.81
IntelR CoreTM Ultra 9 185H 4.35 43.97 121.52
Dual Intel Xeon Platinum 8358 CPU 2.60GHz 41.00 98.95 124.83
13th Gen IntelR CoreTM i7-13700K 15.88 62.31 125.60
IntelR XeonR CPU E5-2695 v4 @ 2.10GHz 7.49 107.23 126.91
Dual IntelR XeonR CPU E5-2630 v4 @ 2.20GHz 8.08 107.83 129.09
IntelR XeonR Platinum 8275CL CPU @ 3.00GHz from-AWS-c5.metal 7.47 128.67 139.71
AMD EPYC 7773X 9.93 114.85 139.96
AMD EPYC 7773X 64-Core Processor 9.93 114.85 139.96
AMD Ryzen 5 3500X 6-Core Processor 47.00 120.00 140.67
12th Gen IntelR CoreTM i9-12900HX 4.80 47.21 141.72
Dual IntelR XeonR CPU E5-2680 v4 @ 2.40GHz 7.89 117.51 144.96
Dual IntelR Xeon Gold 6242 @ 2.8GHz 7.27 135.20 146.19
Unknown 110.50 133.71 149.97
Unknown 80.04 150.37 150.66
Unknown 80.04 150.39 150.70
Apple M1 Pro 38.33 144.17 156.58
IntelR XeonR Platinum 8252C CPU @ 3.80GHz 6.46 139.75 159.96
AMD Ryzen Threadripper 1950X 9.98 150.96 160.02
IntelR XeonR Platinum 8124M CPU @ 3.00GHz 8.67 151.60 160.38
Intel Xeon CPU E5-2695v4 2.10GHz 35.18 120.13 161.31
AMD Ryzen Threadripper 1950X 16-Core Processor 9.94 152.77 165.86
Dual IntelR XeonR CPU E5-2690 0 @ 2.90GHz 8.27 105.47 171.78
13th Gen IntelR CoreTM i9-13900HX 9.92 94.57 173.94
Quad Intel Xeon E5-4650v2 2.4GHz 10.78 157.48 176.04
Apple M2 Max 37.07 172.07 181.85
AMD Ryzen AI 9 HX 370 w Radeon 890M 23.67 38.43 190.33
AMD Ryzen 7 4800HS with Radeon Graphics 6.36 60.42 199.60
Dual AMD EPYC 9654 96-Core Processor 24.20 184.63 200.91
AMD Ryzen AI 9 HX 370 w Radeon 890M 21.23 37.92 201.38
Dual Intel Xeon E5 2620V2 2.10GHz 11.21 130.20 201.57
AMD Ryzen AI 9 HX 370 w Radeon 890M 20.62 38.34 202.62
IntelR CoreTM Ultra 7 155H 4.67 54.98 203.72
Dual AMD EPYC 9454 48-Core Processor 10.32 196.77 207.12
AMD EPYC 7R13 48-Core Processor from-AWS-c6a.metal 9.75 194.58 208.51
Dual Ampere Altra Processor Q80-30 CPU 3.0GHz 67.99 156.28 210.66
Dual AMD EPYC 9754 128-Core Processor 12.66 202.49 216.04
AMD Ryzen AI 9 HX 370 w Radeon 890M 20.11 37.64 223.47
Phytium D2000 8-Core 58.62 211.91 223.80
Dual Intel Xeon E5-2698v3 2.3GHz 5.00 119.67 224.00
AMD Ryzen 9 9950X 16-Core Processor 17.02 190.47 235.54
AMD Ryzen AI 9 HX 370 w Radeon 890M 24.61 38.08 238.45
Dual Ampere Altra Processor Q80-30 CPU 3.0GHz NUMA-off 78.45 179.97 239.33
Dual AMD EPYC 7302 16-Core Processor 8.37 227.29 249.23
Dual AMD EPYC 7702 64-Core Processor 24.13 228.93 251.36
IntelR CoreTM i5-9300H CPU @ 2.40GHz 8.60 87.61 253.37
NXP LX2160A-RDB 16x Arm Cortex-A72 2.2GHz 60.00 260.01 273.34
Dual AMD EPYC 7742 64-Core Processor 8.02 260.64 290.44
MCST Elbrus-8C 8Cores 1.2GHz elbrus-v4 42.80 253.22 320.57
Dual AMD EPYC 7763 64-Core Processor 10.18 289.49 337.34
AMD FX-8300 8-Core Processor 41.95 267.59 339.64
Unknown 26.14 215.92 347.49
Dual Sun-Oracle SPARC T4 8 cores@2.85 GHz 97.33 355.67 356.33
Qualcomm Snapdragon 855 60.81 65.66 364.84
Dual AMD EPYC 7601 32-Core Processor 11.48 354.87 429.95
Dual IBM Power7 8 cores@3.3 GHz 2010-Q1 156.66 433.33 450.00
Dual Loongson 3B4000 1.8GHz 8 Cores 2019-Q4 123.01 368.83 547.26
Dual IBM Power9 8335-GTH 16-core 2.7GHz 0.00 683.31 883.30
Unknown 26.11 234.77 1020.58
13th Gen IntelR CoreTM i7-13700K 75.61 2844.63 91567.25

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