AMD Ryzen 5 7545U vs AMD Ryzen 5 7540U

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CPU comparison with benchmarks


AMD Ryzen 5 7545U CPU1 vs CPU2 AMD Ryzen 5 7540U
AMD Ryzen 5 7545U AMD Ryzen 5 7540U

CPU comparison

AMD Ryzen 5 7545U or AMD Ryzen 5 7540U - which processor is faster? In this comparison we look at the differences and analyze which of these two CPUs is better. We compare the technical data and benchmark results.

The AMD Ryzen 5 7545U has 6 cores with 12 threads and clocks with a maximum frequency of 4.90 GHz. Up to 256 GB of memory is supported in 2 memory channels. The AMD Ryzen 5 7545U was released in Q3/2023.

The AMD Ryzen 5 7540U has 6 cores with 12 threads and clocks with a maximum frequency of 4.90 GHz. The CPU supports up to 256 GB of memory in 2 memory channels. The AMD Ryzen 5 7540U was released in Q3/2023.
AMD Ryzen 5 (86) Family AMD Ryzen 5 (86)
AMD Ryzen 7040 (21) CPU group AMD Ryzen 7040 (21)
6 Generation 6
Phoenix (Zen 4) Architecture Phoenix (Zen 4)
Mobile Segment Mobile
-- Predecessor --
-- Successor AMD Ryzen 5 8540U

CPU Cores and Base Frequency

The AMD Ryzen 5 7545U is a 6 core processor with a clock frequency of 3.20 GHz (4.90 GHz). The AMD Ryzen 5 7540U has 6 CPU cores with a clock frequency of 3.20 GHz (4.90 GHz).

AMD Ryzen 5 7545U Characteristic AMD Ryzen 5 7540U
6 Cores 6
12 Threads 12
hybrid (big.LITTLE) Core architecture normal
Yes Hyperthreading Yes
No Overclocking ? No
3.20 GHz (4.90 GHz)
2x Zen 4
A-Core 3.20 GHz (4.90 GHz)
6x Zen 4
3.20 GHz (4.50 GHz)
4x Zen 4c
B-Core --

NPU AI performance

The performance values of the processor's AI unit. The isolated NPU performance is specified here, the total AI performance (NPU+CPU+iGPU) can be higher. Processors with support for artificial intelligence (AI) and machine learning (ML) can process many calculations, especially audio, image and video processing, much faster than classic processors.

AMD Ryzen 5 7545U Characteristic AMD Ryzen 5 7540U
-- AI hardware --
-- AI specifications --
-- NPU + CPU + iGPU --

Integrated graphics (iGPU)

The integrated graphics unit of a processor is not only responsible for the pure image output on the system, but can also significantly increase the efficiency of the system with the support of modern video codecs.

AMD Radeon 740M GPU AMD Radeon 740M
0.80 GHz GPU frequency 0.80 GHz
2.50 GHz GPU (Turbo) 2.50 GHz
10 GPU Generation 10
4 nm Technology 4 nm
4 Max. displays 4
4 Compute units 4
256 Shader 256
Yes Hardware Raytracing Yes
AMD FSR Frame Generation AMD FSR
32 GB Max. GPU Memory 32 GB
12 DirectX Version 12

Hardware codec support

A photo or video codec that is accelerated in hardware can greatly accelerate the working speed of a processor and extend the battery life of notebooks or smartphones when playing videos.

AMD Radeon 740M GPU AMD Radeon 740M
Decode / Encode Codec h265 / HEVC (8 bit) Decode / Encode
Decode / Encode Codec h265 / HEVC (10 bit) Decode / Encode
Decode / Encode Codec h264 Decode / Encode
Decode Codec VP9 Decode
Decode Codec VP8 Decode
Decode / Encode Codec AV1 Decode / Encode
Decode Codec AVC Decode
Decode Codec VC-1 Decode
Decode / Encode Codec JPEG Decode / Encode

Memory & PCIe

The AMD Ryzen 5 7545U supports a maximum of 256 GB of memory in 2 memory channels. The AMD Ryzen 5 7540U can connect up to 256 GB of memory in 2 memory channels.

AMD Ryzen 5 7545U Characteristic AMD Ryzen 5 7540U
DDR5-4800, DDR5-5600, LPDDR5-6400, LPDDR5X-7500 Memory DDR5-4800, DDR5-5600, LPDDR5-6400, LPDDR5X-7500
256 GB Max. Memory 256 GB
2 (Dual Channel) Memory channels 2 (Dual Channel)
120.0 GB/s Max. Bandwidth 120.0 GB/s
Yes ECC Yes
6.00 MB L2 Cache 6.00 MB
16.00 MB L3 Cache 16.00 MB
4.0 PCIe version 4.0
20 PCIe lanes 20
39.4 GB/s PCIe Bandwidth 39.4 GB/s

Thermal Management

The TDP (Thermal Design Power) of a processor specifies the required cooling solution. The AMD Ryzen 5 7545U has a TDP of 15 W, that of the AMD Ryzen 5 7540U is 15 W.

AMD Ryzen 5 7545U Characteristic AMD Ryzen 5 7540U
15 W TDP (PL1 / PBP) 15 W
-- TDP (PL2) --
30 W TDP up --
-- TDP down --
100 °C Tjunction max. 100 °C

Technical details

The AMD Ryzen 5 7545U has a 22.00 MB cache, while the AMD Ryzen 5 7540U cache has a total of 22.00 MB.

AMD Ryzen 5 7545U Characteristic AMD Ryzen 5 7540U
4 nm Technology 4 nm
Monolithic Chip design Monolithic
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE4a, SSE4.1, SSE4.2,FMA3, AVX2, AVX512 ISA extensions SSE4a, SSE4.1, SSE4.2,FMA3, AVX2, AVX512
FP8 Socket FP8
AMD-V, SVM Virtualization AMD-V, SVM
Yes AES-NI Yes
Windows 10, Windows 11, Linux Operating systems Windows 10, Windows 11, Linux
Q3/2023 Release date Q3/2023
-- Release price --
show more data show more data


Rate these processors

Here you can rate the AMD Ryzen 5 7545U to help other visitors make their purchasing decisions. The average rating is 5.0 stars (2 ratings). Rate now:
Here you can rate the AMD Ryzen 5 7540U to help other visitors make their purchasing decisions. The average rating is 4.0 stars (7 ratings). Rate now:


Average performance in benchmarks

⌀ Single core performance in 2 CPU benchmarks
AMD Ryzen 5 7545U (100%)
AMD Ryzen 5 7540U (100%)
⌀ Multi core performance in 2 CPU benchmarks
AMD Ryzen 5 7545U (100%)
AMD Ryzen 5 7540U (100%)

Geekbench 5, 64bit (Single-Core)

Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
AMD Ryzen 5 7545U AMD Ryzen 5 7545U
6C 12T @ 4.90 GHz
1700 (100%)
AMD Ryzen 5 7540U AMD Ryzen 5 7540U
6C 12T @ 4.90 GHz
1700 (100%)

Geekbench 5, 64bit (Multi-Core)

Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
AMD Ryzen 5 7545U AMD Ryzen 5 7545U
6C 12T @ 3.20 GHz
6915 (100%)
AMD Ryzen 5 7540U AMD Ryzen 5 7540U
6C 12T @ 3.20 GHz
6915 (100%)

Geekbench 6 (Single-Core)

Geekbench 6 is a benchmark for modern computers, notebooks and smartphones. What is new is an optimized utilization of newer CPU architectures, e.g. based on the big.LITTLE concept and combining CPU cores of different sizes. The single-core benchmark only evaluates the performance of the fastest CPU core, the number of CPU cores in a processor is irrelevant here.
AMD Ryzen 5 7545U AMD Ryzen 5 7545U
6C 12T @ 4.90 GHz
2402 (100%)
AMD Ryzen 5 7540U AMD Ryzen 5 7540U
6C 12T @ 4.90 GHz
2402 (100%)

Geekbench 6 (Multi-Core)

Geekbench 6 is a benchmark for modern computers, notebooks and smartphones. What is new is an optimized utilization of newer CPU architectures, e.g. based on the big.LITTLE concept and combining CPU cores of different sizes. The multi-core benchmark evaluates the performance of all of the processor's CPU cores. Virtual thread improvements such as AMD SMT or Intel's Hyper-Threading have a positive impact on the benchmark result.
AMD Ryzen 5 7545U AMD Ryzen 5 7545U
6C 12T @ 3.20 GHz
7841 (100%)
AMD Ryzen 5 7540U AMD Ryzen 5 7540U
6C 12T @ 3.20 GHz
7841 (100%)

iGPU - FP32 Performance (Single-precision GFLOPS)

The theoretical computing performance of the internal graphics unit of the processor with simple accuracy (32 bit) in GFLOPS. GFLOPS indicates how many billion floating point operations the iGPU can perform per second.
AMD Ryzen 5 7545U AMD Ryzen 5 7545U
AMD Radeon 740M @ 2.50 GHz
1280 (100%)
AMD Ryzen 5 7540U AMD Ryzen 5 7540U
AMD Radeon 740M @ 2.50 GHz
1280 (100%)

Devices using this processor

AMD Ryzen 5 7545U AMD Ryzen 5 7540U
Unknown Unknown

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