Intel Core i7 1255U

This is a processor manufactured by Intel using the 10nm fabrication process, designed for Laptop platform, released on Feb 2022. It features a design of 2 big cores and 8 small cores to achieve 10 cores and 12 threads, with an ultra-high specification. The base frequency is 1.7GHz, with a maximum turbo boost frequency of 4.7GHz,TDP of 12-15W, L3 cache high up to 12MB.with integrated Intel Iris Xe Graphics (96EU) graphics.It uses the BGA-1744 socket.

General Parameters

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Release Date

Feb 2022

Manufacturer

Intel

Type

Laptop

Instruction Set

x86-64

Core Architecture

Alder Lake

Processor Number

i7-1255U

Integrated Graphics

Iris Xe Graphics (96EU)

Package

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Manufacturing Process

10 nm

Socket

BGA-1744

Power Consumption

12-15 W

Max Turbo Power Consumption

55 W

Peak Operating Temperature

100°C

CPU Performance

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Performance Cores

2

Performance Core Threads

4

Performance Core Base Frequency

1.7 GHz

Performance Core Turbo Frequency

4.7 GHz

Efficiency Cores

8

Efficiency Core Threads

8

Efficiency Core Base Frequency

1.2 GHz

Efficiency Core Turbo Frequency

3.5 GHz

Total Core Count

10

Total Thread Count

12

Bus Frequency

100 MHz

Multiplier

17x

L1 Cache

80 K per core

L2 Cache

1280 K per core

L3 Cache

12 MB shared

Unlocked Multiplier

No

Memory Parameters

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Memory Types

DDR5-4800, DDR4-3200, LPDDR5-5200, LPDDR4x-4267

Max Memory Size

64 GB

Max Memory Channels

2

Max Memory Bandwidth

76.8 GB/s

ECC Memory Support

No

Graphics Card Parameters

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Integrated Graphics

true

GPU Base Frequency

300 MHz

GPU Max Dynamic Frequency

1250 MHz

Shader Units

768

Texture Units

48

Raster Operation Units

24

Execution Units

96

Power Consumption

15 W

Graphics Performance

1.69 TFLOPS

Miscellaneous

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Official Website

Intel Core i7 1255U

PCIe Version

4.0

PCIe Lanes

20

Rankings

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Cinebench R23 Single Core

Intel Core i3 12100 4C 8T @ 3.3 GHz

1671

AMD Ryzen 9 5900X 12C 24T @ 3.7 GHz

1670

Intel Core Ultra 5 125H 14C 18T @ 1.2 GHz

1670

Intel Core i7 1255U 10C 12T @ 1.7 GHz

1669

Intel Core Ultra 7 165H 16C 22T @ 1.4 GHz

1669

Intel Core Ultra 5 125U 12C 14T @ 1.7 GHz

1669

Intel Core i3 1315U 6C 8T @ 1.2 GHz

1665

Cinebench R23 Multi Core

Intel Core i3 12100F 4C 8T @ 3.3 GHz

8429

Intel Core Ultra 5 125U 12C 14T @ 1.7 GHz

8380

Intel Core i9 9980HK 8C 16T @ 2.4 GHz

8367

Intel Core i7 1255U 10C 12T @ 1.7 GHz

8335

Intel Core i5 1345U 10C 12T @ 1.6 GHz

8245

Intel Core i5 10500 6C 12T @ 3.1 GHz

8201

Intel Core i7 1265U 10C 12T @ 1.8 GHz

8185

Geekbench 6 Single Core

AMD Ryzen Z1 Extreme 8C 16T @ 3.3 GHz

2264

Intel Core i5 11600KF 6C 12T @ 3.9 GHz

2258

Intel Xeon E 2356G 6C 12T @ 3.2 GHz

2252

Intel Core i7 1255U 10C 12T @ 1.7 GHz

2248

AMD EPYC Embedded 9254 24C 48T @ 2.9 GHz

2245

AMD EPYC 9254 24C 48T @ 2.9 GHz

2245

Intel Core i5 12400 6C 12T @ 2.5 GHz

2244

Geekbench 6 Multi Core

Intel Core i3 12100F 4C 8T @ 3.3 GHz

7195

Intel Core i5 1230U 10C 12T @ 1.0 GHz

7169

AMD Ryzen 5 7535HS 6C 12T @ 3.3 GHz

7165

Intel Core i7 1255U 10C 12T @ 1.7 GHz

7162

Intel Core i9 11900H 8C 16T @ 2.1-2.5 GHz

7160

Xeon E 2276G 6C 12T @ 3.8 GHz

7147

Xeon E 2226G 6C 6T @ 3.4 GHz

7140

Blender

Intel Xeon W 2125 4C 8T @ 4 GHz

78

AMD Ryzen 5 2400G 4C 8T @ 3.6 GHz

78

Intel Core i9 10900 10C 20T @ 2.8 GHz

77

Intel Core i3 10100F 4C 8T @ 3.6 GHz

77

Intel Xeon E5 2667 v2 8C 16T @ 3.3 GHz

77

Intel Core i7 1255U 10C 12T @ 1.7 GHz

77

AMD Ryzen 3 4100 4C 8T @ 3.8 GHz

77

Geekbench 5 Single Core

AMD Ryzen 7 5800X3D 8C 16T @ 3.4 GHz

1628

Intel Core i5 11500 6C 12T @ 2.7 GHz

1628

Intel Core i5 12400F 6C 12T @ 2.5 GHz

1628

Intel Core i7 1255U 10C 12T @ 1.7 GHz

1628

Intel Core i5 12600H 12C 16T @ 2.7 GHz

1628

AMD Ryzen 7 5700X 8C 16T @ 3.4 GHz

1625

Intel Core i7 12650HX 14C 20T @ 2.0 GHz

1625

Geekbench 5 Multi Core

AMD Ryzen 7 7730U 8C 16T @ 2.0 GHz

7410

Intel Core i7 10875H 8C 16T @ 2.3 GHz

7401

Intel Core i9 10980HK 8C 16T @ 2.4 GHz

7393

Intel Core i7 1255U 10C 12T @ 1.7 GHz

7372

Intel Xeon E5 2652 v3 10C 20T @ 2.3 GHz

7355

AMD Ryzen 5 3600X 6C 12T @ 3.8 GHz

7338

AMD Ryzen 7 5800H 8C 16T @ 3.2 GHz

7335

Passmark CPU Single Core

AMD Ryzen 9 6900HS 8C 16T @ 3.3 GHz

3323

Intel Core i9 11900T 8C 16T @ 1.5 GHz

3319

Intel Core i7 11700F 8C 16T @ 2.5 GHz

3311

AMD Ryzen 9 5900H 8C 16T @ 3.3 GHz

3308

Intel Core i7 1255U 10C 12T @ 1.7 GHz

3308

Intel Core i9 11980HK 8C 16T @ 2.6-3.3 GHz

3304

Intel Core i7 1280P 14C 20T @ 1.8 GHz

3302

Passmark CPU Multi Core

Apple M1 8C 8T @ 2.1 GHz

14218

AMD Ryzen 5 2600X 6C 12T @ 3.6 GHz

13981

Intel Core i9 9880H 8C 16T @ 2.3 GHz

13856

Intel Core i7 1255U 10C 12T @ 1.7 GHz

13792

Intel Core i7 1265U 10C 12T @ 1.8 GHz

13724

Intel Core i3 12100 4C 8T @ 3.3 GHz

13685

Intel Core i7 8700K 6C 12T @ 3.7 GHz

13661

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