CPU Comparison

A

AMD

AMD

AMD Ryzen 5 PRO 8645HS

CORE STATE Hawk Point

CORE SPECS 6 Cores / 12 Threads

CLOCK SPEED 4.3 Base / 5 GHz Turbo

CACHE 16 MB (shared)

MAX TDP 45W

ARCHITECTURE Zen 4

nm

PROCESS 4 nm

LAUNCH DATE 2024

VS

A

AMD

AMD

Ryzen 7 7840U

CORE STATE Phoenix

CORE SPECS 8 Cores / 16 Threads

CLOCK SPEED 3.3 Base / 5.1 GHz Turbo

CACHE 16 MB (shared)

MAX TDP 28W

ARCHITECTURE Zen 4

nm

PROCESS 4 nm

LAUNCH DATE —

PERFORMANCE BENCHMARKS

cinebench_cinebench_r15_multicore

1,989

2,123

cinebench_cinebench_r15_singlecore

280

299

cinebench_cinebench_r20_multicore

8,291

8,846

cinebench_cinebench_r20_singlecore

1,170

1,248

cinebench_cinebench_r23_multicore

19,742

21,064

cinebench_cinebench_r23_singlecore

2,787

2,973

passmark_data_compression

251,816

288,604

passmark_data_encryption

17,154

17,691

passmark_extended_instructions

20,803

20,432

passmark_find_prime_numbers

77

80

passmark_floating_point_math

43,231

51,767

passmark_integer_math

69,017

90,852

passmark_multithread

23,227

24,782

passmark_physics

1,338

1,256

passmark_random_string_sorting

35,316

33,757

passmark_single_thread

3,830

3,565

passmark_singlethread

3,830

3,565

3dmark_16_threads

N/A

5,427

3dmark_2_threads

N/A

1,729

3dmark_4_threads

N/A

3,029

3dmark_8_threads

N/A

4,583

3dmark_max_threads

N/A

5,402

3dmark_single_thread

N/A

932

geekbench_multicore

N/A

8,766

geekbench_singlecore

N/A

2,077

DETAILED SPECIFICATIONS

SPECIFICATION

5 PRO 8645HS

7 7840U

Core Specs

Cores

6

8 +33.3%

Threads

12

16 +33.3%

Base Clock (GHz)

4.3

3.3 -23.3%

Boost Clock (GHz)

5

5.1 +2.0%

Frequency (GHz)

4.3

3.3 -23.3%

Turbo Clock (GHz)

5

5.1 +2.0%

Multiplier

43

33 -23.3%

SMP CPUs

1

1 0.0%

Cache

L1 Cache

64 KB (per core)

64 KB (per core)

L2 Cache

1 MB (per core)

1 MB (per core)

L3 Cache

16 MB (shared)

16 MB (shared)

Power

TDP (W)

45

28 -37.8%

Configurable TDP

35-54 W

15-30 W

Architecture

Architecture

Zen 4

Zen 4

Codename

Hawk Point

Phoenix

Generation

Ryzen 5 (Zen 4 (Hawk Point))

Ryzen 7 (Zen 4 (Phoenix))

Process Size

4 nm

4 nm

Transistors

25,000 million

25,000 million

Die Size

178 mm²

178 mm²

Foundry

TSMC

TSMC

Memory

Memory Support

DDR5

DDR5

Memory Bus

Dual-channel

Dual-channel

Memory Bandwidth

89.6 GB/s

89.6 GB/s

ECC Memory

Yes

Yes

Platform

Socket

AMD Socket FP7

AMD Socket FP8

PCIe

Gen 4, 20 Lanes(CPU only)

Gen 4, 20 Lanes(CPU only)

AI/NPU

XDNA NPU

16 TOPS

—

Graphics

Integrated Graphics

Radeon 760M

Radeon 780M

Other

Market

Server/Workstation

Mobile

Production Status

Active

Active

Part Number

100-000001315(FP7r2),100-000001388(FP7)

100-000000829100-000000830100-000001131

Package

FP7, FP7r2

FP8, FP7, FP7r2

Tj Max

100°C

100°C

View Ryzen 5 PRO 8645HS Details View Ryzen 7 7840U Details