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 i9-13950HX

CORE STATE Raptor Lake-HX

CORE SPECS 24 Cores / 32 Threads

CLOCK SPEED 2.2 Base / 5.5 GHz Turbo

CACHE 36 MB (shared)

MAX TDP 55W

ARCHITECTURE Raptor Lake

nm

PROCESS 10 nm

LAUNCH DATE 2023

PERFORMANCE BENCHMARKS

cinebench_cinebench_r15_multicore

1,133

3,566

cinebench_cinebench_r15_singlecore

159

503

cinebench_cinebench_r20_multicore

4,722

14,860

cinebench_cinebench_r20_singlecore

666

2,097

cinebench_cinebench_r23_multicore

11,244

35,382

cinebench_cinebench_r23_singlecore

1,587

4,995

passmark_data_compression

147,320

510,258

passmark_data_encryption

9,262

30,805

passmark_extended_instructions

8,231

29,779

passmark_find_prime_numbers

40

203

passmark_floating_point_math

32,618

105,553

passmark_integer_math

48,498

147,091

passmark_multithread

13,234

41,614

passmark_physics

789

2,668

passmark_random_string_sorting

16,934

57,274

passmark_single_thread

3,192

3,899

passmark_singlethread

3,192

3,899

3dmark_16_threads

N/A

8,903

3dmark_2_threads

N/A

2,107

3dmark_4_threads

N/A

3,957

3dmark_8_threads

N/A

6,732

3dmark_max_threads

N/A

11,926

3dmark_single_thread

N/A

1,102

DETAILED SPECIFICATIONS

SPECIFICATION

i7-1255U

i9-13950HX

Core Specs

Cores

10

24 +140.0%

Threads

12

32 +166.7%

Base Clock (GHz)

1,700

2.2 -99.9%

Boost Clock (GHz)

4.7

5.5 +17.0%

Frequency (GHz)

1,700

2.2 -99.9%

Turbo Clock (GHz)

4.7

5.5 +17.0%

Multiplier

17

22 +29.4%

SMP CPUs

1

1 0.0%

Cache

L1 Cache

80 KB (per core)

80 KB (per core)

L2 Cache

1.25 MB (per core)

2 MB (per core)

L3 Cache

12 MB (shared)

36 MB (shared)

Power

TDP (W)

15

55 +266.7%

PL1

15 W

55 W

PL2

55 W

157 W

Architecture

Architecture

Alder Lake

Raptor Lake

Codename

Alder Lake-U

Raptor Lake-HX

Generation

Core i7 (Alder Lake-U)

Core i9 (Raptor Lake-HX)

Process Size

10 nm

10 nm

Die Size

—

257 mm²

Foundry

Intel

Intel

Memory

Memory Support

DDR4, DDR5

DDR4, DDR5

Memory Bus

Dual-channel

Dual-channel

ECC Memory

No

Yes

DDR4 Speed

3200 MT/s

3200 MT/s

DDR5 Speed

4800 MT/s

5600 MT/s

Platform

Socket

Intel BGA 1744

Intel BGA 1964

Chipsets

—

WM790, HM770

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: 8 E-Cores: 16

E-Core Frequency

1200 MHz up to 3.5 GHz

1600 MHz up to 4 GHz

Graphics

Integrated Graphics

Iris Xe 96EU

UHD Graphics 770

Other

Market

Mobile

Mobile

Production Status

Active

Active

Launch Price

—

$590

Part Number

SRLFP

SRMEB

Package

FC-BGA16F

FC-BGA16F

Tj Max

100°C

100°C

View Core i7-1255U Details View Core i9-13950HX Details