Intel Core i5 1345U vs i5 1245U

We compared two 10-core laptop CPUs: the 1.6 GHz Intel Core i5 1345U against the 1.6 GHz i5 1245U. 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 power consumption
Integrated Graphics
iGPU capabilities for gaming and 3D-intensive tasks
NanoReview Final Score
Generic CPU rating

Key Differences

What are the key differences between 1245U and 1345U
Advantages of Intel Core i5 1345U
  • Newer - released 10-months later
  • 36% faster in a single-core Geekbench v6 test - 2141 vs 1572 points
  • 7% higher Turbo Boost frequency (4.7 GHz vs 4.4 GHz)

Test in Benchmarks

Comparing the performance of CPUs across various tasks

Cinebench R23

Reputable cross-platform benchmark for high-performance processors
Cinebench R23 (Single-Core)
Cinebench R23 (Multi-Core)

GeekBench v6

The new version of this benchmark emulates common operations often used in real-world apps
Geekbench 6 (Single-Core)
Geekbench 6 (Multi-Core)
File compression 877.5 MB/sec 726 MB/sec
Clang compilation 60.2 Klines/sec 49.1 Klines/sec
HTML 5 Browser 166.1 pages/sec 183.4 pages/sec
PDF Renderer 215.3 Mpixels/sec 158.3 Mpixels/sec
Text processing 219.8 pages/sec 135.3 pages/sec
Background blur 27.4 images/sec 30.8 images/sec
Photo processing 75.8 images/sec 58.6 images/sec
Ray tracing 12.3 Mpixels/sec 13.2 Mpixels/sec
Sources: GeekBench [1], [2]


Synthetic test that focuses on raw computational performance for low-level functions
Passmark CPU (Single-Core)
Passmark CPU (Multi-Core)
Integer math 54.3 GOps/sec 52 GOps/sec
Floating point math 36.4 GOps/sec 34.2 GOps/sec
Find prime numbers 60M Primes/sec 41M Primes/sec
Random string sorting 19.4M Strings/sec 17.4M Strings/sec
Data encryption 10.5 GBytes/sec 9.6 GBytes/sec
Data compression 164.6 MBytes/sec 149.5 MBytes/sec
Physics 948 Frames/sec 787 Frames/sec
Extended instructions 9.2B Matrices/sec 8.3B Matrices/sec
Sources: PassMark [3], [4]


Full technical specification of Intel Core i5 1345U and i5 1245U


Vendor Intel Intel
Released January 3, 2023 February 23, 2022
Type Laptop Laptop
instruction set x86-64 x86-64
Codename Raptor Lake Alder Lake
Model number i5-1345U i5-1245U
Integrated GPU Iris Xe Graphics (80EU) Iris Xe Graphics (80EU)


Performance Cores
P-Cores 2 2
P-Threads 4 4
Base Frequency (P) 1.6 GHz 1.6 GHz
Turbo Boost Frequency (P) 4.7 GHz 4.4 GHz
Efficient Cores
E-Cores 8 8
E-Threads 8 8
Base Frequency (E) 1.2 GHz 1.2 GHz
Turbo Boost Frequency (E) 3.5 GHz 3.3 GHz
Total Cores 10 10
Total Threads 12 12
Bus Frequency 100 MHz 100 MHz
Multiplier 16x 16x
L1 Cache 80K (per core) 80K (per core)
L2 Cache 1280K (per core) 1280K (per core)
L3 Cache 12MB (shared) 12MB (shared)
Unlocked Multiplier No No


Fabrication process 10 nm 10 nm
TDP (PL1) 12-15 W (configurable) 12-15 W (configurable)
Max. Boost TDP (PL2) 55 W 55 W
Socket BGA-1744 BGA-1744
Peak temperature 100°C 100°C


Integrated Graphics Intel Iris Xe Graphics (80EU) Intel Iris Xe Graphics (80EU)
GPU Base Clock 300 MHz 300 MHz
GPU Boost Clock 1250 MHz 1200 MHz
Shading Units 640 640
TMUs 40 40
ROPs 20 20
Execution Units 80 80
TGP 15 W 15 W

Memory Support

Memory types - DDR5-5200
- DDR4-3200
- LPDDR5-6400
- LPDDR5x-6400
- LPDDR4x-4267
- DDR5-4800
- DDR4-3200
- LPDDR5-5200
- LPDDR4x-4267
Memory Size 64 GB 64 GB
Max. Memory Channels 2 2
ECC Support No No


Official site Intel Core i5 1345U official page Intel Core i5 1245U official page
PCI Express Version 4.0 4.0
PCI Express Lanes 20 20

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So which CPU will you choose: Intel Core i5 1245U or i5 1345U?