AMD Ryzen 9 PRO 7945 vs Intel Core Ultra 7 251HX
CPU · Specs Compare
General Parameters
Release Date
Jun 2023
Apr 2026
Manufacturer
AMD
Intel
Type
Server
Laptop
Core Architecture
Raphael
Arrow Lake
Integrated Graphics
Radeon Graphics
Arc Graphics (4-Cores)
Generation
Ryzen 9 (Zen 4 (Raphael))
—
Instruction Set
—
x86-64
Processor Number
—
251HX
Package
Transistor Count
13.14 billions
—
Manufacturing Process
5 nm
3 nm
Socket
AMD Socket AM5
FCBGA-2114
Power Consumption
65 W
45-55 W
Peak Operating Temperature
47 °C
105 °C
Foundry
TSMC
—
Die Size
2x71 mm²
—
I/O Process Size
6 nm
—
I/O Die Size
122 mm²
—
Package
FC-LGA1718
—
Max Turbo Power Consumption
—
160 W
CPU Performance
Performance Core Base Frequency
3.7 GHz
2.9 GHz
Performance Core Turbo Frequency
5.4 GHz
5.1 GHz
Total Core Count
12
18
Total Thread Count
24
18
Bus Frequency
100 MHz
100 MHz
Multiplier
37.0
29
L1 Cache
64 KB per core
192 K per core
L2 Cache
1 MB per core
2 MB per core
L3 Cache
64 MB shared
30 MB shared
Unlocked Multiplier
No
Yes
SMP
1
—
Performance Cores
—
6
Performance Core Threads
—
6
Efficiency Cores
—
12
Efficiency Core Threads
—
12
Efficiency Core Base Frequency
—
2.5 GHz
Efficiency Core Turbo Frequency
—
4.5 GHz
Memory Parameters
Memory Types
DDR5-5200
DDR5-6400
ECC Memory Support
Yes
No
Max Memory Size
—
256 GB
Max Memory Channels
—
2
Max Memory Bandwidth
—
102.4 GB/s
Miscellaneous
PCIe Version
5
5.0
PCIe Lanes
24
24
Graphics Card Parameters
Integrated Graphics
—
true
GPU Base Frequency
—
300 MHz
GPU Max Dynamic Frequency
—
1800 MHz
Shader Units
—
512
Texture Units
—
32
Raster Operation Units
—
16
Execution Units
—
64
Power Consumption
—
14
Benchmark
Geekbench 6
—
2,940
Geekbench 6
—
15,262
Cinebench 2024
—
130
Cinebench 2024
—
1,761
▲ Specs Compare
Data sourced from official specifications and benchmark tests.