AMD Ryzen 5 7640HS

AMD Ryzen 5 7640HS
  • Cores: 6
  • L3 cache: 16MB (shared)
  • TDP: 35-54 W
  • Transistor size: 4 nm
Ryzen 5 7640HS - laptop processor produced by Amd for socket FP8 that has 6 cores and 12 threads. The base clock frequency of the CPU is 4300 MHz, but due to Turbo Core technology, it can perform up to 5000 MHz. The size of the L3 cache is 16 MB. Please note that this chip has integrated graphics Radeon 760M.

Review

Single-Core Performance
68
Multi-Core Performance
33
Power Efficiency
69
Integrated Graphics
65
NanoReview Final Score
56
Compare AMD Ryzen 5 7640HS with other CPUs

Test in Benchmarks

Performance test of AMD Ryzen 5 7640HS in benchmarks

Cinebench

Reputable cross-platform benchmark for high-performance processors
Cinebench 2024 (Single)
102
Cinebench 2024 (Multi)
739

GeekBench v6

The new version of this benchmark emulates common operations often used in real-world apps
Geekbench 6 (Single-Core)
2466
Geekbench 6 (Multi-Core)
10193
File compression 1000 MB/sec
Clang compilation 76.6 Klines/sec
HTML 5 Browser 188.1 pages/sec
PDF Renderer 254.4 Mpixels/sec
Text processing 263.2 pages/sec
Background blur 52.6 images/sec
Photo processing 75.4 images/sec
Ray tracing 17.3 Mpixels/sec
Sources: GeekBench [1] – 756 samples

PassMark

Synthetic test that focuses on raw computational performance for low-level functions
Passmark CPU (Single-Core)
3631
Passmark CPU (Multi-Core)
22658
Integer math 72.3 GOps/sec
Floating point math 44.5 GOps/sec
Find prime numbers 78M Primes/sec
Random string sorting 31.6M Strings/sec
Data encryption 15.6 GBytes/sec
Data compression 263.6 MBytes/sec
Physics 1158 Frames/sec
Extended instructions 20B Matrices/sec
Sources: PassMark [3] – 993 samples

Blender

3D rendering test that measures CPU performance in 3D modeling tasks (uses all cores)
Blender CPU
162.06

Performance Per Watt

Shows the score you get per each watt of PL1 TDP
Cinebench 2024 / Watt 13.7 PPW
Geekbench 6 Multi / Watt 188.8 PPW
Passmark CPU Mark / Watt 419.6 PPW
Blender / Watt 3 PPW
These are rough calculations, as most CPUs surpass PL1 TDP wattage even in multicore workloads.

Recent User Tests

The latest benchmark tests that have been submitted by users
DateBenchmarkResult
📘 2025-02-23 (Jakabfi Zsolt)Cinebench 2024102 / 739

Specifications

Ryzen 5 7640HS technical specifications

General

Vendor Amd
Released January 4, 2023
Type Laptop
Instruction Set x86-64
Codename Zen 4 (Phoenix)
Integrated GPU Radeon 760M
Intel Equivalent - Intel Core i5 13420H
Successor - AMD Ryzen 5 8640HS

CPU

Performance Cores
P-Cores 6
P-Threads 12
Base Frequency (P) 4.3 GHz
Turbo Boost Frequency (P) 5 GHz
Total
Total Cores 6
Total Threads 12
Bus Frequency 100 MHz
Multiplier 43x
L1 Cache 64K (per core)
L2 Cache 1MB (per core)
L3 Cache 16MB (shared)
Unlocked Multiplier No

Package

Transistors 25 billions
Fabrication Process 4 nm
TDP (PL1) 35-54 W (configurable)
Socket FP8
Peak Temperature 100°C

iGPU

Integrated Graphics Radeon 760M
GPU Base Clock 800 MHz
GPU Boost Clock 2600 MHz
Shading Units 512
TMUs 32
ROPs 16
Execution Units 8
TGP 15 W
iGPU FLOPS
2.7 TFLOPS
See also: Radeon 760M – integrated graphics of AMD Ryzen 5 7640HS

Memory Support

Memory Types - DDR5-5600
- LPDDR5x-7500
Max. Memory Size 256 GB
Memory Channels 2
ECC Support No

Misc

Official Site AMD Ryzen 5 7640HS official page
PCI Express Version 4.0
PCI Express Lanes 20
Technologies
- Compute: AVX-512, BMI1, BMI2, F16C, SHA
- Performance: Precision Boost 2, SMT
- Virtualization: AMD-V
- Security: EVP, NX-Bit, SMAP, SMEP
Notes
    - ECC support is available exclusively on the FP7r2 socket.

Comments

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Avatar
Marouane January 10, 2024 at 09:52 AM
My laptop is limited to 64GB with this CPU, not the 256GB as mentioned. Could this be related to chipset/motherboard restrictions?
0 Reply
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Eric December 31, 2023 at 04:25 AM
Odd. The specifications for the Ryzen 5 7640HS appear to be incorrect. According to AMD's official website, the iGPU is 8CU, not 6CU as stated on this page.
0 Reply
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waffles October 24, 2023 at 12:24 AM
is the memory capacity true? 256GB?
0 Reply
Serhii October 24, 2023 at 10:41 AM
It supports 256 GB, check official site.
0 Reply