AMD Ryzen 5 8640U specifications and performance

AMD Ryzen 5 8640U is a 6 cores and 12 threads CPU processor produced by AMD. AMD Ryzen 5 8640U was released on 2023-12-06, the fabrication process is 4nm (nanometer), the CPU codename is Zen 4 (Hawk Point), the instruction set architecture is x86-64, and the CPU's integrated graphics (iGPU) is Radeon 760M.

Basic Information

Vendor / Supplier AMD
Short name r5 8640u
Release date 2023-12-06
CPU code name Zen 4 (Hawk Point)
Fabrication process 4nm (nanometer)
Instruction set architecture x86-64
Market Laptop
Integrated Graphics (iGPU) Radeon 760M

CPU core specifications

Total number of cores 6 cores
Total number of threads 12 threads
Number of performance cores 6 cores
Number of performance core threads 12 threads
Performance core base frequency / main frequency 3.5GHz
Performance core maximum turbo frequency 4.9GHz
Number of energy efficiency cores
Number of energy-efficient core threads
Energy efficiency core basic frequency / main frequency
Energy efficiency core maximum turbo frequency

CPU cache and frequency

Bus frequency 100MHz
L1 Cache 64 KB
L2 Cache 1 MB
L3 Cache 16 MB
Unlock multiplier No

Memory specifications

Maximum supported memory 256GB
Memory frequency support
  • - DDR5-5600MHz
  • - LPDDR5x-7500MHz
Maximum number of memory channels 2
Maximum memory bandwidth
ECC support No

Package specifications

CPU Socket FP7
Default thermal design power / TDP PL1 15W
Maximum Turbo Power Consumption / TDP PL2
Maximum temperature 100°C
PCIe interface PCIe 4.0
PCIe lane count 20

Integrated Graphics specifications

Integrated Graphics (iGPU) Radeon 760M
Base frequency 800MHz
Maximum acceleration frequency 2600MHz
Number of execution units 8
Stream Processors / Shading Units 512
Texture Units / TMUs 32
Raster Operations Units / ROPs 16
Total Graphics Power / TGP 15W
FP32 computing performance
5.32TFLOPS

Cinebench R23 performance test

Single core performance score
1813
Multi-core performance score
11805

PassMark performance test

Single core performance score
Multi-core performance score
Integer math
Floating point math
Find prime numbers
Random string sorting
Data encryption
Data compression
Physics simulation
Extended instruction test

GeekBench v6 performance test

Single core performance
2519
Multi-core performance
10308
File compression 1080 MB/sec (megabits per second)
clang compilation 71 Klines/sec (thousands lines per second)
HTML5 browsing 226.5 pages/sec (pages per second)
PDF rendering 260.8 Mpixels/sec (megapixels per second)
Text processing 259.8 pages/sec (pages per second)
Background blur 48.1 images/sec (images per second)
Photo processing 94.5 images/sec (images per second)
Ray tracing 15.5 Mpixels/sec (megapixels per second)