Intel Core Ultra 7 255HX vs AMD Ryzen 9 8945HX

差异
 规格基准褒奖

差异

需要考虑的原因
Intel Core Ultra 7 255HX

报告一个错误

更多的核心数量

4 more cores

20 16

需要考虑的原因
AMD Ryzen 9 8945HX

报告一个错误

更高的时钟速度

左右 4% 更好的时钟速度

2.5 GHz 2.4 GHz
更高的涡轮增压时钟速度

左右 4 % higher specified turbo frequency

5.4 GHz 5.2 GHz

规格

技术数据

Intel Core Ultra 7 255HX

AMD Ryzen 9 8945HX

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

Intel Core Ultra Series 2 Ryzen
分段

Mobile Mobile
Form Factor

- Laptops / Desktops
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.

CPU核数

20 16
CPU线程

20 32
E-core Base Clock

1.8 GHz -
Efficient Cores

12 -
Low Power Efficient-cores

0 -
Max. Boost Clock

5.2 GHz 5.4 GHz
P-core Base Clock

2.4 GHz -
Performance Cores

8 -
Base Frequency

- 2.5 GHz
超频

- 是

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名称

Intel Graphics AMD Radeon 610M
GPU Turbo

1850 MHz -
GPU Frequency

- 2200 MHz
Graphics Cores

- 2

内存规格和PCI

支持的RAM的类型、通道数量 AMD Ryzen 9 8945HX 和 Intel Core Ultra 7 255HX. 根据主板的不同，可能支持更高或更低的内存频率。

最大内存

256 GB -
记忆通道

2 2
存储器类型

Up to DDR5 6400 MT/s DDR5
PCIe

- PCIe 5.0

能源消耗

比较TDP的要求 Intel Core Ultra 7 255HX 和 AMD Ryzen 9 8945HX Power specifications describe different manufacturer limits. TDP, base power and maximum turbo power are separate values; they do not establish measured system consumption.

Maximum Turbo Power

160 W -
Minimum Assured Power

45 W -
TDP (PL1 / PBP, legacy combined label)

55 W -
Configurable TDP

- 55-75 W
Default TDP

- 55 W
Maximum Operating Temperature

- 100 °C

技术和扩展

架构、接口、所支持的额外指令 Intel Core Ultra 7 255HX 和 AMD Ryzen 9 8945HX, 虚拟机技术和工艺技术。

L2-Cache

30 MB 64 MB
Official specification sheet

https://cdrdv2-public.intel.com/851467/Intel-Core-Ultra-Series1-Series2-Series3-Comparison.pdf -
发布日期

Q1/2025 2025-04-23
插座

FCBGA2114 FL1
Codename

- Dragon Range
L2-Cache

- 16 MB
技术过程

- TSMC 5nm FinFET

基准

性能测试 CPUs

Shared tests with results for both models: 3

Blender Cycles

Each row uses one Blender version, operating system and compute backend.

Test and settings	Intel Core Ultra 7 255HX	AMD Ryzen 9 8945HX	Result difference¹
Blender 5.2.0 / CPU / Windows	380.474848 samples/min Submissions: 18	514.644755 samples/min Submissions: 13	+35.3 %
Blender 5.1.1 / CPU / Windows	388.979486 samples/min Submissions: 9	537.068313 samples/min Submissions: 5	+38.1 %
Blender 5.1.0 / CPU / Windows	423.52739 samples/min Submissions: 6	505.323591 samples/min Submissions: 5	+19.3 %

¹ Difference of the second result relative to the first in that row. No percentage is calculated for different upscaling algorithms. This compares published results, not a universal performance index.

Individual model tests

These results have no shared test of both models with the same version and settings. They are shown separately without a percentage difference.

Intel Core Ultra 7 255HX

Blender 4.4.0 / CPU / Linux 390.476071 samples/min
Blender 4.4.0 / CPU / Windows 393.445339 samples/min
Blender 4.5.0 / CPU / Windows 396.987215 samples/min

AMD Ryzen 9 8945HX

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 / 32 threads / windows

Model	Result	Reported conditions
AMD Ryzen 9 8945HX	22125.851845 H/s	RandomX / XMRig 6.26.0 / 1M / 32 threads / windows System RAM: 32 GB OS: Windows NT 10.0 Duration: 45.196 s User-submitted run; tuning and power settings are incomplete.

RandomX / XMRig 6.25.0 / 10M / 20 threads / windows

Model	Result	Reported conditions
Intel Core Ultra 7 255HX	10096.940728 H/s	RandomX / XMRig 6.25.0 / 10M / 20 threads / windows System RAM: 32 GB OS: Windows NT 10.0 Motherboard: LENOVO / LNVNB161216 Duration: 990.399 s User-submitted run; tuning and power settings are incomplete.