AMD Ryzen 7 8745HS vs AMD Ryzen 7 8840HS — 规格、性能、测试

差异
 规格基准褒奖

差异

需要考虑的原因
AMD Ryzen 7 8745HS

报告一个错误

更高的时钟速度

左右 15% 更好的时钟速度

3.8 GHz 3.3 GHz

需要考虑的原因
AMD Ryzen 7 8840HS

报告一个错误

更高的涡轮增压时钟速度

左右 4 % higher specified turbo frequency

5.1 GHz 4.9 GHz
Lower stated TDP / base power

Power limits alone do not measure performance per watt.

28 W 45 W

规格

技术数据

AMD Ryzen 7 8745HS

AMD Ryzen 7 8840HS

CPU家族和团体

有关被比较的处理器、系列、代数和细分市场的背景信息。

系列

Ryzen Ryzen
Form Factor

Laptops / Desktops Laptops / Desktops
分段

Mobile Mobile
Series

Ryzen 8000 Series Ryzen 8000 Series

CPU技术规格

Core counts, threads, cache and clock modes describe the CPU configuration. Performance depends on the workload and comparable measured results.

Base Frequency

3.8 GHz 3.3 GHz
CPU核数

8 8
CPU线程

16 16
Max. Boost Clock

4.9 GHz 5.1 GHz
超频

没有没有

IGPU

内部图形不影响CPU的性能，在没有显卡或在移动设备上执行显卡的工作。

GPU Frequency

2600 MHz 2700 MHz
GPU名称

AMD Radeon 780M AMD Radeon 780M
Graphics Cores

12 12

内存规格和PCI

支持的RAM的类型、通道数量 AMD Ryzen 7 8840HS 和 AMD Ryzen 7 8745HS. 根据主板的不同，可能支持更高或更低的内存频率。

记忆通道

2 2
存储器类型

DDR5 (FP7r2) / LPDDR5X (FP7-FP8) DDR5 (FP7r2) / LPDDR5X (FP7-FP8)
PCIe

PCIe 4.0 PCIe 4.0

能源消耗

比较TDP的要求 AMD Ryzen 7 8745HS 和 AMD Ryzen 7 8840HS Power specifications describe different manufacturer limits. TDP, base power and maximum turbo power are separate values; they do not establish measured system consumption.

Configurable TDP

35-54 W 20-30 W
Default TDP

45 W 28 W
Maximum Operating Temperature

100 °C 100 °C

技术和扩展

架构、接口、所支持的额外指令 AMD Ryzen 7 8745HS 和 AMD Ryzen 7 8840HS, 虚拟机技术和工艺技术。

Codename

Hawk Point Hawk Point
L2-Cache

8 MB 8 MB
L2-Cache

16 MB 16 MB
发布日期

2024-06-18 Q1/2024
插座

FP7r2 / FP8 FP7 / FP7r2 / FP8
技术过程

TSMC 4nm FinFET TSMC 4nm FinFET
Availability window (manufacturer)

- Q1 2024
Date evidence scope

- Manufacturer-announced OEM/board availability window; exact first shipment is not established by this source.

基准

性能测试 CPUs

Individual system tests

Results were obtained on the reported systems. Test versions and settings remain separate; incomplete conditions do not support calculated model performance differences.

RandomX / XMRig 6.26.0 / 1M / 10 threads / linux

Model	Result	Reported conditions
AMD Ryzen 7 8840HS	4575.004918 H/s	RandomX / XMRig 6.26.0 / 1M / 10 threads / linux System RAM: 24 GB OS: Linux x86_64 Motherboard: LENOVO / LNVNB161216 Duration: 218.579 s User-submitted run; tuning and power settings are incomplete.

RandomX / XMRig 6.25.0 / 1M / 8 threads / linux

Model	Result	Reported conditions
AMD Ryzen 7 8745HS	4864.546697 H/s	RandomX / XMRig 6.25.0 / 1M / 8 threads / linux System RAM: 64 GB OS: Linux x86_64 Duration: 205.569 s User-submitted run; tuning and power settings are incomplete.