Home > CPU Comparison > Ryzen 5 7640U or Ryzen 3 7440U: what's better?

AMD Ryzen 5 7640U vs Ryzen 3 7440U

54 out of 100
AMD Ryzen 5 7640U
VS
48 out of 100
AMD Ryzen 3 7440U
AMD Ryzen 5 7640U
AMD Ryzen 3 7440U

We compared two laptop CPUs: the 3.5 GHz AMD Ryzen 5 7640U with 6-cores against the 3.0 GHz Ryzen 3 7440U with 4-cores. On this page, you'll find out which processor has better performance in benchmarks, games and other useful information.

  1. Review
  2. Differences
  3. Performance
  4. Specs
  5. Comments

Review

General overview and comparison of the processors
Single-Core Performance
Performance in single-threaded apps and benchmarks
Multi-Core Performance
Measure performance when all cores are involved
Power Efficiency
The efficiency score of power consumption
Integrated Graphics
iGPU capabilities for gaming and 3D-intensive tasks
NanoReview Final Score
Choose your main usage scenario to recalculate the Final Score and see which CPU suits your needs.
๐Ÿ”Œ Usage Scenario:

Key Differences

What are the key differences between 7440U and 7640U
Advantages of AMD Ryzen 5 7640U
  • More powerful Radeon 760M integrated graphics: 2.7 vs 1.3 TFLOPS
  • Has 8 MB larger L3 cache size, helping fully utilize a high-end GPU in gaming
  • Has 2 more physical cores
  • 4% higher Turbo Boost frequency (4.9 GHz vs 4.7 GHz)
Advantages of AMD Ryzen 3 7440U
  • Newer - released 5 months later

Test in Benchmarks

Comparing the performance of CPUs across various tasks
CPU:
Ryzen 5 7640U
vs
Ryzen 3 7440U

Cinebench

Reputable cross-platform benchmark for high-performance processors
Cinebench 2024 (Single)
Cinebench 2024 (Multi)
Submit your benchmark results

GeekBench v6

The new version of this benchmark emulates common operations often used in real-world apps
Geekbench 6 (Single-Core)
Geekbench 6 (Multi-Core)
Ryzen 5 7640U +59%
10420
Ryzen 3 7440U
6571
File compression 1190 MB/sec 728.4 MB/sec
Clang compilation 72.3 Klines/sec 41.6 Klines/sec
HTML 5 Browser 219.7 pages/sec 125.1 pages/sec
PDF Renderer 267.6 Mpixels/sec 163.3 Mpixels/sec
Text processing 242.2 pages/sec 235.2 pages/sec
Background blur 46.3 images/sec 33.6 images/sec
Photo processing 94.5 images/sec 54.6 images/sec
Ray tracing 15.4 Mpixels/sec 8.96 Mpixels/sec
Sources: GeekBench [1], [2] โ€“ 695 & 3 samples

PassMark

Synthetic test that focuses on raw computational performance for low-level functions
Passmark CPU (Single-Core)
Passmark CPU (Multi-Core)
Ryzen 5 7640U +55%
20262
Ryzen 3 7440U
13100
Integer math 67.2 GOps/sec 37.4 GOps/sec
Floating point math 39.2 GOps/sec 21.9 GOps/sec
Find prime numbers 72M Primes/sec 44M Primes/sec
Random string sorting 28.2M Strings/sec 19.6M Strings/sec
Data encryption 14.2 GBytes/sec 8.8 GBytes/sec
Data compression 228.8 MBytes/sec 149.4 MBytes/sec
Physics 1145 Frames/sec 855 Frames/sec
Extended instructions 16.4B Matrices/sec 10.8B Matrices/sec
Sources: PassMark [3], [4] โ€“ 139 & 2 samples

Blender

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

Performance Per Watt

Shows the score you get per each watt of PL1 TDP
Cinebench 2024 / Watt 19.9 PPW 16.2 PPW
Geekbench 6 Multi / Watt 347.3 PPW 219 PPW
Passmark CPU Mark / Watt 675.4 PPW 436.7 PPW
Blender / Watt 5.74 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
AMD Ryzen 5 7640U
DateBenchmarkResult
๐Ÿ“˜ 2026-04-06 (GenerallyThrawn)Geekbench 6 CPU2338 / 10420
๐Ÿ“˜ 2025-08-20 (Doug Trenton)Geekbench 6 CPU2523 / 11201
Add View all (2)
AMD Ryzen 3 7440U
No benchmark results yet
Add

Specifications

Full technical specification of AMD Ryzen 5 7640U and Ryzen 3 7440U

General

Vendor Amd Amd
Released May 3, 2023 October 10, 2023
Type Laptop Laptop
Instruction Set x86-64 x86-64
Codename Zen 4 (Phoenix) Zen 4 (Phoenix)
Integrated GPU Radeon 760M Radeon 740M
Rival Equivalent - Intel Core i5 1340P -
Successor - AMD Ryzen 5 8640U - AMD Ryzen 3 210
AMD Ryzen CPU ranking (92nd and 122nd place)

CPU

Performance Cores
P-Cores 6 1
P-Threads 12 2
Base Frequency (P) 3.5 GHz 3.0 GHz
Turbo Boost Frequency (P) 4.9 GHz 4.7 GHz
Efficient Cores
E-Cores - 3
E-Threads - 6
Base Frequency (E) - 2.8 GHz
Turbo Boost Frequency (E) - 3.3 GHz
Total
Total Cores 6 4
Total Threads 12 8
Bus Frequency 100 MHz 100 MHz
Multiplier 35x 30x
L1 Cache 64K (per core) 64K (per core)
L2 Cache 1MB (per core) 1MB (per core)
L3 Cache 16MB (shared) 8MB (shared)
Unlocked Multiplier No No

Package

Transistors 25 billions 20.9 billions
Fabrication Process 4 nm 4 nm
TDP (PL1) 15-30 W (configurable) 15-30 W (configurable)
Socket FP8 FP8
Peak Temperature 100ยฐC 100ยฐC

iGPU

Integrated Graphics Radeon 760M Radeon 740M
GPU Base Clock 800 MHz 800 MHz
GPU Boost Clock 2600 MHz 2500 MHz
Shading Units 512 256
TMUs 32 16
ROPs 16 8
Execution Units 8 4
TGP 15 W 15 W
iGPU FLOPS
Ryzen 5 7640U +108%
2.7 TFLOPS
Ryzen 3 7440U
1.3 TFLOPS
More info: Radeon 740M compared to Radeon 760M

Memory Support

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

Misc

Official Site AMD Ryzen 5 7640U official page AMD Ryzen 3 7440U official page
PCI Express Version 4.0 4.0
PCI Express Lanes 20 14
Further details
Notes on Ryzen 5 7640U:
    - DDR5 memory is supported only on the FP7r2 socket, while FP7 and FP8 sockets support LPDDR5/x.
    - ECC support is available exclusively on the FP7r2 socket.

Cast your vote

Choose between two processors
3 (75%)
1 (25%)
Total votes: 4

Competitors

1. AMD Ryzen 5 7640U vs AMD Ryzen 7 7840U (1)
2. AMD Ryzen 5 7640U vs Apple M1
3. AMD Ryzen 5 7640U vs AMD Ryzen 7 6800Uโ€‹
4. AMD Ryzen 3 7440U vs Intel Core i3 1315U
5. AMD Ryzen 3 7440U vs Intel Core i5 1335U
6. AMD Ryzen 3 7440U vs AMD Ryzen 3 7330U
7. AMD Ryzen 3 7440U vs AMD Ryzen 7 7730U
Compare other CPUs (460+)

Comments

So which CPU will you choose: AMD Ryzen 3 7440U or Ryzen 5 7640U?
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