AMD Ryzen 3 7440U vs AMD Ryzen 7 7840U. Specifications, performance, tests

Background information about the processors being compared, series, generation and market segment.

• CPU group
  AMD Ryzen 7040 AMD Ryzen 7040
• Family
  Ryzen Ryzen
• Form Factor
  Laptops / Desktops Laptops / Desktops
• Generation
  6 6
• Segment
  Mobile Mobile
• Series
  Ryzen 7000 Series Ryzen 7000 Series

Core counts, threads, cache and clock modes describe the CPU configuration. Performance depends on the workload and comparable measured results.

• Base Frequency
  3 GHz 3.3 GHz
• Core architecture
  normal normal
• Core Configuration
  4x Zen 4 8x Zen 4
• CPU Cores
  4 8
• CPU Threads
  8 16
• Hyperthreading / SMT
  Yes Yes
• Max. Boost Clock
  4.7 GHz 5.1 GHz
• Overclocking
  No No
• Turbo Frequency (1 Core)
  4.7 GHz 5.1 GHz
• Turbo Frequency (4 Cores)
  4 GHz -

Internal Graphics does not affect the performance of the CPU, performs the work of the graphics card in its absence or on mobile devices.

• DirectX Version
  12 12
• Execution units
  4 12
• Generation
  10 10
• GPU Frequency
  2500 MHz 2700 MHz
• GPU name
  AMD Radeon 740M AMD Radeon 780M
• GPU Turbo
  2500 MHz 2700 MHz
• Graphics Cores
  4 12
• Max. displays
  4 4
• Max. GPU Memory
  32 GB 32 GB
• Release date
  Q3/2023 Q1/2023
• Shader
  256 768
• Technology
  4 nm 4 nm

Built-in codecs used to encode and decode content. Significantly speeds up the required operations.

• AV1
  Decode / Encode Decode / Encode
• H.264 / AVC
  Conflicting source values: Decode | Decode / Encode Conflicting source values: Decode | Decode / Encode
• h265 / HEVC (8 bit)
  Decode / Encode Decode / Encode
• h265 / HEVC (10 bit)
  Decode / Encode Decode / Encode
• JPEG
  Decode / Encode Decode / Encode
• VC-1
  Decode Decode
• VP8
  Decode Decode
• VP9
  Decode Decode

Types, channel quantity of RAM supported by AMD Ryzen 7 7840U and AMD Ryzen 3 7440U. Depending on the motherboards, higher or lower memory frequencies may be supported.

• ECC
  Yes Yes
• Max. Memory
  256 GB 256 GB
• Memory Bandwidth
  89.6 GB/s 89.6 GB/s
• Memory channels
  2 2
• Memory type
  DDR5 (FP7r2) / LPDDR5X (FP7-FP8) DDR5 (FP7r2) / LPDDR5X (FP7-FP8)
• PCIe
  PCIe 4.0 PCIe 4.0

• AES-NI
  Yes Yes

Compare the TDP requirements of TDP AMD Ryzen 3 7440U and AMD Ryzen 7 7840U Power specifications describe different manufacturer limits. TDP, base power and maximum turbo power are separate values; they do not establish measured system consumption.

• Configurable TDP
  15-30 W 15-30 W
• Default TDP
  28 W 28 W
• Maximum Operating Temperature
  100 °C 100 °C
• TDP (PL1 / PBP, legacy combined label)
  15 W 28 W
• TDP down
  - 15 W
• TDP up
  30 W 30 W

Architecture, interfaces, additional instructions supported by AMD Ryzen 3 7440U and AMD Ryzen 7 7840U, virtual machine technologies and process technology.

• Architecture
  Phoenix (Zen 4) Phoenix (Zen 4)
• Chip design
  Monolithic Monolithic
• Codename
  Phoenix Phoenix
• Documents
  Technical data sheet Technical data sheet
• Instruction set (ISA)
  x86-64 (64 bit) x86-64 (64 bit)
• ISA extensions
  SSE4a, SSE4.1, SSE4.2,FMA3, AVX2, AVX512 SSE4a, SSE4.1, SSE4.2,FMA3, AVX2, AVX512
• L2-Cache
  4 MB 8 MB
• L3-Cache
  8 MB 16 MB
• Official source
  https://www.amd.com/en/products/processors/laptop/ryzen/7000-series/amd-ryzen-3-7440u.html https://www.amd.com/en/products/processors/laptop/ryzen/7000-series/amd-ryzen-7-7840u.html
• Operating systems
  Windows 10, Windows 11, Linux Windows 10, Windows 11, Linux
• Release date
  2023-05-03 2023-05-03
• Socket
  FP7 / FP7r2 FP7 / FP7r2 / FP8
• Technology
  TSMC 4nm FinFET TSMC 4nm FinFET
• Verification scope
  Explicit manufacturer fields refreshed; other original historical fields retained, not all reverified. Partial composite conflicts are preserved. Explicit manufacturer fields refreshed; other original historical fields retained, not all reverified. Partial composite conflicts are preserved.
• Verified on
  2026-09-30 2026-09-30
• Virtualization
  AMD-V, SVM AMD-V, SVM