CPU Comparison

i

Intel

INTEL

Intel Core i7-1255U

CORE STATE Alder Lake-U

CORE SPECS 10 Cores / 12 Threads

CLOCK SPEED 1700 Base / 4.7 GHz Turbo

CACHE 12 MB (shared)

MAX TDP 15W

ARCHITECTURE Alder Lake

nm

PROCESS 10 nm

LAUNCH DATE 2022

VS

i

Intel

INTEL

Core i7-12650HX

CORE STATE Alder Lake-HX

CORE SPECS 14 Cores / 20 Threads

CLOCK SPEED 2000 Base / 4.7 GHz Turbo

CACHE 24 MB (shared)

MAX TDP 55W

ARCHITECTURE Alder Lake

nm

PROCESS 10 nm

LAUNCH DATE 2022

PERFORMANCE BENCHMARKS

cinebench_cinebench_r15_multicore

1,133

1,938

cinebench_cinebench_r15_singlecore

159

273

cinebench_cinebench_r20_multicore

4,722

8,079

cinebench_cinebench_r20_singlecore

666

1,140

cinebench_cinebench_r23_multicore

11,244

19,238

cinebench_cinebench_r23_singlecore

1,587

2,715

passmark_data_compression

147,320

266,700

passmark_data_encryption

9,262

15,325

passmark_extended_instructions

8,231

15,856

passmark_find_prime_numbers

40

74

passmark_floating_point_math

32,618

58,426

passmark_integer_math

48,498

81,810

passmark_multithread

13,234

22,573

passmark_physics

789

1,152

passmark_random_string_sorting

16,934

29,692

passmark_single_thread

3,192

3,637

passmark_singlethread

3,192

3,637

DETAILED SPECIFICATIONS

SPECIFICATION

i7-1255U

i7-12650HX

Core Specs

Cores

10

14 +40.0%

Threads

12

20 +66.7%

Base Clock (GHz)

1,700

2,000 +17.6%

Boost Clock (GHz)

4.7

4.7 0.0%

Frequency (GHz)

1,700

2,000 +17.6%

Turbo Clock (GHz)

4.7

4.7 0.0%

Multiplier

17

20 +17.6%

SMP CPUs

1

1 0.0%

Cache

L1 Cache

80 KB (per core)

80 KB (per core)

L2 Cache

1.25 MB (per core)

1.25 MB (per core)

L3 Cache

12 MB (shared)

24 MB (shared)

Power

TDP (W)

15

55 +266.7%

PL1

15 W

55 W

PL2

55 W

157 W

Architecture

Architecture

Alder Lake

Alder Lake

Codename

Alder Lake-U

Alder Lake-HX

Generation

Core i7 (Alder Lake-U)

Core i7 (Alder Lake-HX)

Process Size

10 nm

10 nm

Die Size

—

215 mm²

Foundry

Intel

Intel

Memory

Memory Support

DDR4, DDR5

DDR4, DDR5

Memory Bus

Dual-channel

Dual-channel

ECC Memory

No

No

DDR4 Speed

3200 MT/s

3200 MT/s

DDR5 Speed

4800 MT/s

4800 MT/s

Platform

Socket

Intel BGA 1744

Intel BGA 1964

Chipsets

—

HM670, WM690

PCIe

Gen 4, 20 Lanes(CPU only)

Gen 5, 20 Lanes(CPU only)

Intel Hybrid

Hybrid Cores

P-Cores: 2 E-Cores: 8

P-Cores: 6 E-Cores: 8

E-Core Frequency

1200 MHz up to 3.5 GHz

1500 MHz up to 3.3 GHz

Graphics

Integrated Graphics

Iris Xe 96EU

UHD Graphics 770

Other

Market

Mobile

Mobile

Production Status

Active

Active

Part Number

SRLFP

—

Package

FC-BGA16F

FC-BGA16F

Tj Max

100°C

100°C

View Core i7-1255U Details View Core i7-12650HX Details