Intel Core i5 1235U vs AMD Ryzen 5 7520U

We compared two laptop CPUs: the 1.3 GHz Intel Core i5 1235U with 10-cores against the 2.8 GHz AMD Ryzen 5 7520U with 4-cores. On this page, you'll find out which processor has better performance in benchmarks, games and other useful information.


General overview and comparison of the processors
Single-Core Performance
Performance in single-threaded apps and benchmarks
Multi-Core Performance
Measure performance when all cores are involved
Power Efficiency
The efficiency score of electricity consumption
NanoReview Final Score
Generic CPU rating

Key Differences

What are the key differences between 7520U and 1235U
Advantages of Intel Core i5 1235U
  • Supports up to 64 GB DDR5-4800 RAM
  • Has 8192 KB larger L3 cache size
  • Has 6 more physical cores
  • 48% faster in a single-core Geekbench v5 test - 1578 vs 1063 points
  • Newer PCI Express version – 4.0
  • 2% higher Turbo Boost frequency (4.4 GHz vs 4.3 GHz)
Advantages of AMD Ryzen 5 7520U
  • Newer - released 7-months later
  • More modern manufacturing process – 6 versus 10 nanometers


Comparing the performance of CPUs in benchmarks
Cinebench R23 (Single-Core)
Cinebench R23 (Multi-Core)
Passmark CPU (Single-Core)
Passmark CPU (Multi-Core)
Geekbench 5 (Single-Core)
Geekbench 5 (Multi-Core)


Full technical specification of Intel Core i5 1235U and AMD Ryzen 5 7520U


Vendor Intel AMD
Released February 23, 2022 September 22, 2022
Type Laptop Laptop
instruction set x86-64 x86-64
Codename Alder Lake Zen 2 (Mendocino)
Model number i5-1235U -
Integrated GPU Iris Xe Graphics (80EU) Radeon 610M


Performance Cores
P-Cores 2 4
P-Threads 4 8
Base Frequency (P) 1.3 GHz 2.8 GHz
Turbo Boost Frequency (P) 4.4 GHz 4.3 GHz
Efficient Cores
E-Cores 8 -
E-Threads 8 -
Base Frequency (E) 0.9 GHz -
Turbo Boost Frequency (E) 3.3 GHz -
Total Cores 10 4
Total Threads 12 8
Bus Frequency 100 MHz 100 MHz
Multiplier 13x 28x
L1 Cache 80K (per core) 64K (per core)
L2 Cache 1280K (per core) 512K (per core)
L3 Cache 12MB (shared) 4MB (shared)
Unlocked Multiplier No No


Fabrication process 10 nm 6 nm
Socket BGA-1744 FT6
TDP 12-15 W (configurable) 15 W
Max. Boost TDP 55 W -
Peak temperature 100°C 95°C


Integrated Graphics Intel Iris Xe Graphics (80EU) Radeon 610M
GPU Base Clock 300 MHz 1500 MHz
GPU Boost Clock 1200 MHz 1900 MHz
Shading Units 640 128
TMUs 40 8
ROPs 20 4
Execution Units 80 2
TGP 15 W 15 W

Memory Support

Memory types DDR5-4800, DDR4-3200, LPDDR5-5200, LPDDR4x-4267 LPDDR5-5500
Memory Size 64 GB 16 GB
Max. Memory Channels 2 2
ECC Support No No


Official site Intel Core i5 1235U official page AMD Ryzen 5 7520U official page
PCI Express Version 4.0 3.0
PCI Express Lanes 20 4

Cast your vote

Choose between two processors
57 (67.1%)
28 (32.9%)
Total votes: 85


So which CPU will you choose: AMD Ryzen 5 7520U or Intel Core i5 1235U?