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Key specs
Cores
10
Threads
12
Boost Clock
4.4 GHz
TDP
12-15 W (configurable)
Socket
BGA-1744
Process
10 nm
Benchmarks
Rating
43
Perf.
39
iGPU
40
Energy
55
Cinebench 2024 Single-Core
98
Cinebench 2024 Multi-Core
368
TDP
12-15 W
Cache L3
12MB
Cinebench 2024 (Single)
98
Cinebench 2024 (Multi)
368
Geekbench 6 (Single-Core)
2089
Geekbench 6 (Multi-Core)
6362
Passmark CPU (Single-Core)
3051
Passmark CPU (Multi-Core)
12,449
Blender CPU
80.33
iGPU FLOPS
1.5 TFLOPS
Cinebench
Cinebench 2026 (Single)
400
Cinebench 2026 (Multi)
1046
GeekBench v6
File compression
448.4 MB/sec
Clang compilation
24.1 Klines/sec
HTML 5 Browser
156 pages/sec
PDF Renderer
128.9 Mpixels/sec
Text processing
206.3 pages/sec
Background blur
34.7 images/sec
Photo processing
54.1 images/sec
Ray tracing
10.5 Mpixels/sec
PassMark
Integer math
47.4 GOps/sec
Floating point math
37.4 GOps/sec
Find prime numbers
534M Primes/sec
Random string sorting
16.6M Strings/sec
Data encryption
9 GBytes/sec
Data compression
143.4 MBytes/sec
Physics
649 Frames/sec
Extended instructions
7.9B Matrices/sec
Performance Per Watt
Cinebench 2024 / Watt
24.5 PPW
Geekbench 6 Multi / Watt
424.1 PPW
Passmark CPU Mark / Watt
829.9 PPW
Blender / Watt
5.36 PPW
General
Vendor
Intel
Released
February 23, 2022
Type
Laptop
Instruction Set
x86-64
Codename
Alder Lake
Model number
i5-1235U
Integrated GPU
Iris Xe Graphics (80EU)
Successor
- Intel Core Ultra 5 225U
CPU
P-Cores
2
P-Threads
4
Base Frequency (P)
1.3 GHz
Turbo Boost Frequency (P)
4.4 GHz
E-Cores
8
E-Threads
8
Base Frequency (E)
0.9 GHz
Turbo Boost Frequency (E)
3.3 GHz
Total Cores
10
Total Threads
12
Bus Frequency
100 MHz
Multiplier
13x
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 1235U 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