CPU Comparison

A

AMD

AMD

AMD Ryzen 9 7940H

CORE STATE Phoenix

CORE SPECS 8 Cores / 16 Threads

CLOCK SPEED 4 Base / 5.2 GHz Turbo

CACHE 16 MB (shared)

MAX TDP 35W

ARCHITECTURE Zen 4

nm

PROCESS 4 nm

LAUNCH DATE —

VS

i

Intel

INTEL

Core Ultra 7 255HX

CORE STATE Arrow Lake-HX

CORE SPECS 20 Cores / 20 Threads

CLOCK SPEED 2.4 Base / 5.2 GHz Turbo

CACHE 30 MB (shared)

MAX TDP 55W

ARCHITECTURE Arrow Lake

nm

PROCESS 3 nm

LAUNCH DATE 2025

PERFORMANCE BENCHMARKS

cinebench_cinebench_r15_multicore

2,490

4,350

cinebench_cinebench_r15_singlecore

351

614

cinebench_cinebench_r20_multicore

10,375

18,128

cinebench_cinebench_r20_singlecore

1,464

2,559

cinebench_cinebench_r23_multicore

24,703

43,162

cinebench_cinebench_r23_singlecore

3,487

6,093

passmark_data_compression

352,077

548,248

passmark_data_encryption

21,096

41,662

passmark_extended_instructions

26,804

44,240

passmark_find_prime_numbers

81

422

passmark_floating_point_math

62,057

168,930

passmark_integer_math

101,977

132,810

passmark_multithread

29,063

50,739

passmark_physics

1,300

3,062

passmark_random_string_sorting

42,093

66,420

passmark_single_thread

3,952

4,645

passmark_singlethread

3,952

4,645

DETAILED SPECIFICATIONS

SPECIFICATION

9 7940H

Ultra 7 255HX

Core Specs

Cores

8

20 +150.0%

Threads

16

20 +25.0%

Base Clock (GHz)

4

2.4 -40.0%

Boost Clock (GHz)

5.2

5.2 0.0%

Frequency (GHz)

4

2.4 -40.0%

Turbo Clock (GHz)

5.2

5.2 0.0%

Multiplier

40

24 -40.0%

SMP CPUs

1

1 0.0%

Cache

L1 Cache

64 KB (per core)

192 KB (per core)

L2 Cache

1 MB (per core)

3 MB (per core)

L3 Cache

16 MB (shared)

30 MB (shared)

Power

TDP (W)

35

55 +57.1%

PL1

—

55 W

PL2

—

160 W

Configurable TDP

54 W

—

Architecture

Architecture

Zen 4

Arrow Lake

Codename

Phoenix

Arrow Lake-HX

Generation

Ryzen 9 (Zen 4 (Phoenix))

Ultra 7 (Arrow Lake-HX)

Process Size

4 nm

3 nm

Transistors

25,000 million

17,800 million

Die Size

178 mm²

243 mm²

Foundry

TSMC

TSMC

Memory

Memory Support

DDR5

DDR5

Memory Bus

Dual-channel

Dual-channel

Memory Bandwidth

89.6 GB/s

102.4 GB/s

ECC Memory

Yes

No

Platform

Socket

AMD Socket FP8

Intel BGA 2114

Chipsets

—

WM880, HM870

PCIe

Gen 4, 20 Lanes(CPU only)

Gen 5, 20 Lanes(CPU only)

Intel Hybrid

Hybrid Cores

—

P-Cores: 8 E-Cores: 12

E-Core Frequency

—

1800 MHz up to 4.5 GHz

AI/NPU

NPU

—

Yes / 13 TOPS

Graphics

Integrated Graphics

Radeon 780M

Arc Xe-LPG Graphics 64EU

Other

Market

Mobile

Mobile

Production Status

Active

Active

Part Number

100-000000954(FP7r2)100-000000963(FP7)100-000001128(FP8)

SRVFG

Package

FP8, FP7, FP7r2

FC-BGA

Tj Max

100°C

105°C

View Ryzen 9 7940H Details View Core Ultra 7 255HX Details