AMD Ryzen 5 8645HS VS Intel Core Ultra 5 125H

We are comparing the AMD Ryzen 5 8645HS (AMD) with the Intel Core Ultra 5 125H (Intel). Scroll down to the pros and cons of each processor, in-depth specs, and benchmark comparisons.

KEY DIFFERENCES OF AMD Ryzen 5 8645HS AND Intel Core Ultra 5 125H

Here’s how AMD Ryzen 5 8645HS and Intel Core Ultra 5 125H stack up against each other in their most impactful areas.

AMD Ryzen 5 8645HS: 6 advantages Intel Core Ultra 5 125H: 2 advantages

Reasons to consider the AMD Ryzen 5 8645HS

6
  • 11% higher P-core turbo frequency (5000 MHz vs 4500 MHz)
  • 50% more performance-core threads (12 vs 8)
  • 50% more performance cores (6 vs 4)
  • 258% higher P-core base frequency (4300 MHz vs 1200 MHz)
  • 4% higher Geekbench V6 multi-core score (11216 vs 10746)
  • 19% higher Geekbench V6 single-core score (2668 vs 2242)

Reasons to consider the Intel Core Ultra 5 125H

2
  • 50% more CPU threads (18 vs 12)
  • 133% more CPU cores (14 vs 6)

SPECIFICATION TABLE COMPARISON OF AMD Ryzen 5 8645HS AND Intel Core Ultra 5 125H

Below is the detailed specification table comparing AMD Ryzen 5 8645HS and Intel Core Ultra 5 125H.

Note: Highlighted specs mean that CPU wins that spec row.

If neither side is highlighted, it is a tie or there is not enough data for both specs.

Specification AMD Ryzen 5 8645HS Intel Core Ultra 5 125H
General Information
CPU Name: AMD Ryzen 5 8645HS Intel Core Ultra 5 125H
Vendor: AMD Intel
Release Date: December 6, 2023 December 14, 2023
Type: Laptop Laptop
Instruction Set: x86-64 x86-64
Codename: Zen 4 (Hawk Point) Meteor Lake
Package and Thermals
Manufacturing Process: 4 nm 7 nm
Transistor Count: 25 billion
TDP (PL1): 35-54 W 20-28 W
Max Boost TDP (PL2): 115 W
Socket: FP8 FCBGA-2049
Max Temp (TJMax): 100 C 110 C
CPU Cores
Total Cores
Total Cores 6 14
Total Threads 12 18
P-Cores
P-Cores 6 4
P-Threads 12 8
P-Core Base Frequency 4300 MHz 1200 MHz
P-Core Turbo Frequency 5000 MHz 4500 MHz
E-Cores
E-Cores 10
E-Threads 10
E-Core Base Frequency 700 MHz
E-Core Turbo Frequency 3600 MHz
NPU
NPU
NPU TOPS 11 TOPS
Cache and Bus
Multiplier Locked Locked
Bus Frequency 100 MHz 100 MHz
L1 Cache 64 KB 112 KB
L2 Cache 1 MB 2 MB
L3 Cache 16 MB 18 MB
Memory Support
Memory Types: DDR5-5600, LPDDR5x-7500 LPDDR5-7467, LPDDR5x-7467, DDR5-5600
Max Memory Size: 256 GB 96 GB
Memory Channels: 2 2
ECC Support:
Technologies: AVX-512, BMI1, BMI2, F16C, SHA, XDNA2, Precision Boost 2, SMT, AMD-V, EVP, NX-Bit, SMAP, SMEP ABM, ADX, AI Boost NPU 3, BMI1, BMI2, CLMUL, DLBoost 3.0, F16C, SHA, VNNI, EIST, TBT 2.0, TSX, VT-d, VT-x, RDRAND, TXT, XD bit, vPro
Benchmarks
Geekbench V6
Multi-Core 11216 10746
Single-Core 2668 2242
File Compression 1150 1090
Clang Compression 85 79
HTML5 Browser 211 274
PDF Renderer 283 321
Text Processing 283 226
Background Blur 59 42
Photo Processing 83 104
Ray Tracing 18 18
PassMark CPU
Multi-Core 22121 20508
Single-Core 3572 3352
Integer Math 71100 68600
Floating Point 43900 50400
Prime Numbers 74 87
String Sorting 31300 26600
Data Encryption 15300 13800
Data Compression 259300 228500
Physics 1083 1391
Extended Instructions 19600 13300
Cinebench 2024
Multi-Core 727 668
Single-Core 103 100
Blender
Render Score 148 137

Tip: indicates a higher-is-better spec advantage, while indicates a lower-is-better advantage.

PERFORMANCE CHART COMPARISON OF AMD Ryzen 5 8645HS AND Intel Core Ultra 5 125H

The charts below visualize how AMD Ryzen 5 8645HS and Intel Core Ultra 5 125H stack up in key performance metrics.

Performance Radar Chart

Category scores overview (0 to 100)
AMD Ryzen 5 8645HS
Intel Core Ultra 5 125H

Performance Benchmarks

Grey is the market top value. Colored bars show each CPU's relative benchmark reach.
Market Top
AMD Ryzen 5 8645HS
Intel Core Ultra 5 125H

Release Timeline of AMD Ryzen 5 8645HS and Intel Core Ultra 5 125H

AMD Ryzen 5 8645HS
8 days
Intel Core Ultra 5 125H

AMD Ryzen 5 8645HS was released 8 days earlier than Intel Core Ultra 5 125H.

Value For Money Calculator

Prices use available launch or current data. Enter your own prices to see which CPU gives better value.

AMD Ryzen 5 8645HS

6C/12T
$
Value Index
0.0

Intel Core Ultra 5 125H

14C/18T
$
Value Index
0.0
AMD Ryzen 5 8645HS
Intel Core Ultra 5 125H
0%

Calculating...

Domain Score Summary

Scores are generated by Comparigon's scoring algorithm and are intended as a high-level guide. They may not map 1-to-1 with the individual spec-by-spec comparisons shown in the table.

AMD Ryzen 5 8645HS Intel Core Ultra 5 125H
ALL
Overall
Difference: 4
Leads
AMD Ryzen 5 8645HS
75
Intel Core Ultra 5 125H
71
Single-Core Performance
Difference: 8
Leads
AMD Ryzen 5 8645HS
76
Intel Core Ultra 5 125H
68
Multi-Core Performance
Difference: 1
Leads
AMD Ryzen 5 8645HS
62
Intel Core Ultra 5 125H
63
CPU Architecture
Difference: 6
Leads
AMD Ryzen 5 8645HS
61
Intel Core Ultra 5 125H
55
Memory Architecture
Difference: 5
Leads
AMD Ryzen 5 8645HS
69
Intel Core Ultra 5 125H
64
Energy Efficiency
Difference: 3
Leads
AMD Ryzen 5 8645HS
77
Intel Core Ultra 5 125H
74

Our Verdict

In conclusion, the AMD Ryzen 5 8645HS is slightly better overall compared to the Intel Core Ultra 5 125H. Its strongest advantages are in Single-Core Performance, CPU Architecture, Memory Architecture and Energy Efficiency. The Intel Core Ultra 5 125H is the better fit if your top priority is Multi-Core Performance.

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Disclaimer: Specs, pricing, and benchmarks are sourced from official manufacturer data and verified test results. While we strive for precision, product details and pricing may change. Comparigon may earn an affiliate commission on qualifying purchases.