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 Platinum 8260M

CORE STATE Cascade Lake-SP

CORE SPECS 24 Cores / 48 Threads

CLOCK SPEED 2.4 Base / 3.9 GHz Turbo

CACHE 35.75 MB (shared)

MAX TDP 165W

ARCHITECTURE Cascade Lake

nm

PROCESS 14 nm

LAUNCH DATE 2018

PERFORMANCE BENCHMARKS

cinebench_cinebench_r15_multicore

1,133

2,963

cinebench_cinebench_r15_singlecore

159

418

cinebench_cinebench_r20_multicore

4,722

12,349

cinebench_cinebench_r20_singlecore

666

1,743

cinebench_cinebench_r23_multicore

11,244

29,403

cinebench_cinebench_r23_singlecore

1,587

4,151

passmark_data_compression

147,320

573,896

passmark_data_encryption

9,262

17,625

passmark_extended_instructions

8,231

35,529

passmark_find_prime_numbers

40

141

passmark_floating_point_math

32,618

73,514

passmark_integer_math

48,498

129,213

passmark_multithread

13,234

34,592

passmark_physics

789

2,080

passmark_random_string_sorting

16,934

69,236

passmark_single_thread

3,192

2,320

passmark_singlethread

3,192

2,320

DETAILED SPECIFICATIONS

SPECIFICATION

i7-1255U

Platinum 8260M

Core Specs

Cores

10

24 +140.0%

Threads

12

48 +300.0%

Base Clock (GHz)

1,700

2.4 -99.9%

Boost Clock (GHz)

4.7

3.9 -17.0%

Frequency (GHz)

1,700

2.4 -99.9%

Turbo Clock (GHz)

4.7

3.9 -17.0%

Multiplier

17

24 +41.2%

SMP CPUs

1

8 +700.0%

Cache

L1 Cache

80 KB (per core)

64 KB (per core)

L2 Cache

1.25 MB (per core)

1 MB (per core)

L3 Cache

12 MB (shared)

35.75 MB (shared)

Power

TDP (W)

15

165 +1000.0%

PL1

15 W

—

PL2

55 W

—

Architecture

Architecture

Alder Lake

Cascade Lake

Codename

Alder Lake-U

Cascade Lake-SP

Generation

Core i7 (Alder Lake-U)

Xeon Platinum (Cascade Lake-SP)

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

SRF9JCD8069504201201

Package

FC-BGA16F

FC-LGA3647

Tj Max

100°C

—

View Core i7-1255U Details View Xeon Platinum 8260M Details