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

Xeon Phi 7290

CORE STATE Knights Landing

CORE SPECS 72 Cores / 288 Threads

CLOCK SPEED 1500 Base / 1700 GHz Turbo

CACHE —

MAX TDP 245W

ARCHITECTURE Knights Landing

nm

PROCESS 14 nm

LAUNCH DATE 2016

PERFORMANCE BENCHMARKS

cinebench_cinebench_r15_multicore

1,133

1,528

cinebench_cinebench_r15_singlecore

159

215

cinebench_cinebench_r20_multicore

4,722

6,368

cinebench_cinebench_r20_singlecore

666

898

cinebench_cinebench_r23_multicore

11,244

15,163

cinebench_cinebench_r23_singlecore

1,587

2,140

passmark_data_compression

147,320

564,535

passmark_data_encryption

9,262

12,505

passmark_extended_instructions

8,231

41,517

passmark_find_prime_numbers

40

114

passmark_floating_point_math

32,618

47,417

passmark_integer_math

48,498

126,922

passmark_multithread

13,234

17,839

passmark_physics

789

2,257

passmark_random_string_sorting

16,934

68,593

passmark_single_thread

3,192

485

passmark_singlethread

3,192

485

DETAILED SPECIFICATIONS

SPECIFICATION

i7-1255U

Phi 7290

Core Specs

Cores

10

72 +620.0%

Threads

12

288 +2300.0%

Base Clock (GHz)

1,700

1,500 -11.8%

Boost Clock (GHz)

4.7

1,700 +36070.2%

Frequency (GHz)

1,700

1,500 -11.8%

Turbo Clock (GHz)

4.7

1,700 +36070.2%

Multiplier

17

15 -11.8%

SMP CPUs

1

1 0.0%

Cache

L1 Cache

80 KB (per core)

32 KB (per core)

L2 Cache

1.25 MB (per core)

512 KB (per core)

L3 Cache

12 MB (shared)

—

Power

TDP (W)

15

245 +1533.3%

PL1

15 W

—

PL2

55 W

—

Architecture

Architecture

Alder Lake

Knights Landing

Codename

Alder Lake-U

Knights Landing

Generation

Core i7 (Alder Lake-U)

Xeon Phi (Knights Landing)

Process Size

10 nm

14 nm

Transistors

—

8,000 million

Foundry

Intel

Intel

Memory

Memory Support

DDR4, DDR5

DDR4

Memory Bus

Dual-channel

—

ECC Memory

No

Yes

DDR4 Speed

3200 MT/s

—

DDR5 Speed

4800 MT/s

—

Platform

Socket

Intel BGA 1744

Intel Socket 3647

PCIe

Gen 4, 20 Lanes(CPU only)

—

Intel Hybrid

Hybrid Cores

P-Cores: 2 E-Cores: 8

—

E-Core Frequency

1200 MHz up to 3.5 GHz

—

Graphics

Integrated Graphics

Iris Xe 96EU

—

Other

Market

Mobile

Server/Workstation

Production Status

Active

—

Part Number

SRLFP

SR2WY

Package

FC-BGA16F

FC-LGA3647

Tj Max

100°C

—

View Core i7-1255U Details View Xeon Phi 7290 Details