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Intel Core i5 1245U
Intel Laptop CPU

Intel Core i5 1245U

44B
Cores10
Threads12
Boost Clock4.4 GHz
TDP12-15 W (configurable)
SocketBGA-1744
Process10 nm
⇄ Compare with…

Benchmarks

Perf.40
iGPU40
Energy55
Cinebench 2024 Single-Core91
Cinebench 2024 Multi-Core412
TDP12-15 W
Cache L312MB
Cinebench 2024 (Single)91
Cinebench 2024 (Multi)412
Geekbench 6 (Single-Core)2233
Geekbench 6 (Multi-Core)6966
Passmark CPU (Single-Core)3026
Passmark CPU (Multi-Core)12,737
Blender CPU94.87
iGPU FLOPS1.5 TFLOPS

Full specifications

GeekBench v6

File compression
473.1 MB/sec
Clang compilation
37.3 Klines/sec
HTML 5 Browser
158.5 pages/sec
PDF Renderer
205.1 Mpixels/sec
Text processing
206.7 pages/sec
Background blur
36.9 images/sec
Photo processing
65.2 images/sec
Ray tracing
13.1 Mpixels/sec

PassMark

Integer math
49.1 GOps/sec
Floating point math
32.4 GOps/sec
Find prime numbers
36M Primes/sec
Random string sorting
16.9M Strings/sec
Data encryption
9.2 GBytes/sec
Data compression
144.9 MBytes/sec
Physics
690 Frames/sec
Extended instructions
8B Matrices/sec

Performance Per Watt

Cinebench 2024 / Watt
27.5 PPW
Geekbench 6 Multi / Watt
464.4 PPW
Passmark CPU Mark / Watt
849.1 PPW
Blender / Watt
6.32 PPW

General

Vendor
Intel
Released
February 23, 2022
Type
Laptop
Instruction Set
x86-64
Codename
Alder Lake
Model number
i5-1245U
Integrated GPU
Iris Xe Graphics (80EU)
Successor
- Intel Core Ultra 5 235U

CPU

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

Package

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

iGPU

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

Memory Support

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

Misc

Official Site
Intel Core i5 1245U official page
PCI Express Version
4.0
PCI Express Lanes
20
Technologies
- Compute: ABM, ADX, BMI1, BMI2, CLMUL, F16C, SHA - Performance: EIST, TBT 2.0, TSX - Virtualization: VT-d, VT-x - Security: RDRAND, TXT, XD bit

Specifications compiled from NanoReview. Last updated 2026-09-29.

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