AMD Ryzen 7 PRO 8840U vs AMD Ryzen 5 PRO 7540U

Last updated:

CPU comparison with benchmarks


AMD Ryzen 7 PRO 8840U CPU1 vs CPU2 AMD Ryzen 5 PRO 7540U
AMD Ryzen 7 PRO 8840U AMD Ryzen 5 PRO 7540U

CPU comparison

AMD Ryzen 7 PRO 8840U or AMD Ryzen 5 PRO 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 7 PRO 8840U has 8 cores with 16 threads and clocks with a maximum frequency of 5.10 GHz. Up to 256 GB of memory is supported in 2 memory channels. The AMD Ryzen 7 PRO 8840U was released in Q2/2024.

The AMD Ryzen 5 PRO 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 PRO 7540U was released in Q2/2023.
AMD Ryzen 7 PRO (21) Family AMD Ryzen 5 PRO (28)
AMD Ryzen 8040 (20) CPU group AMD Ryzen 7040 (21)
7 Generation 6
Hawk Point (Zen 4) Architecture Phoenix (Zen 4)
Mobile Segment Mobile
AMD Ryzen 7 PRO 7840U Predecessor --
-- Successor AMD Ryzen 5 PRO 8540U

CPU Cores and Base Frequency

The AMD Ryzen 7 PRO 8840U has 8 CPU cores and can calculate 16 threads in parallel. The clock frequency of the AMD Ryzen 7 PRO 8840U is 3.30 GHz (5.10 GHz) while the AMD Ryzen 5 PRO 7540U has 6 CPU cores and 12 threads can calculate simultaneously. The clock frequency of the AMD Ryzen 5 PRO 7540U is at 3.20 GHz (4.90 GHz).

AMD Ryzen 7 PRO 8840U Characteristic AMD Ryzen 5 PRO 7540U
8 Cores 6
16 Threads 12
normal Core architecture normal
Yes Hyperthreading Yes
No Overclocking ? No
3.30 GHz Frequency 3.20 GHz
5.10 GHz Turbo Frequency (1 Core) 4.90 GHz
-- Turbo Frequency (All Cores) --

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 7 PRO 8840U Characteristic AMD Ryzen 5 PRO 7540U
AMD Ryzen™ AI AI hardware --
AMD Ryzen™ AI AI specifications --
-- NPU + CPU + iGPU --

Integrated graphics (iGPU)

The AMD Ryzen 7 PRO 8840U or AMD Ryzen 5 PRO 7540U has integrated graphics, called iGPU for short. The iGPU uses the system's main memory as graphics memory and sits on the processor's die.

AMD Radeon 780M GPU AMD Radeon 740M
0.80 GHz GPU frequency 0.80 GHz
2.70 GHz GPU (Turbo) 2.50 GHz
3 GPU Generation 10
4 nm Technology 4 nm
4 Max. displays 4
12 Compute units 4
768 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 780M 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 7 PRO 8840U can use up to 256 GB of memory in 2 memory channels. The maximum memory bandwidth is 120.0 GB/s. The AMD Ryzen 5 PRO 7540U supports up to 256 GB of memory in 2 memory channels and achieves a memory bandwidth of up to 120.0 GB/s.

AMD Ryzen 7 PRO 8840U Characteristic AMD Ryzen 5 PRO 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
8.00 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 thermal design power (TDP for short) of the AMD Ryzen 7 PRO 8840U is 28 W, while the AMD Ryzen 5 PRO 7540U has a TDP of 15 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently.

AMD Ryzen 7 PRO 8840U Characteristic AMD Ryzen 5 PRO 7540U
28 W TDP (PL1 / PBP) 15 W
-- TDP (PL2) --
-- TDP up --
15 W TDP down --
100 °C Tjunction max. 100 °C

Technical details

The AMD Ryzen 7 PRO 8840U is manufactured in 4 nm and has 24.00 MB cache. The AMD Ryzen 5 PRO 7540U is manufactured in 4 nm and has a 22.00 MB cache.

AMD Ryzen 7 PRO 8840U Characteristic AMD Ryzen 5 PRO 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
Q2/2024 Release date Q2/2023
-- Release price --
show more data show more data


Rate these processors

Here you can rate the AMD Ryzen 7 PRO 8840U to help other visitors make their purchasing decisions. The average rating is 3.0 stars (2 ratings). Rate now:
Here you can rate the AMD Ryzen 5 PRO 7540U to help other visitors make their purchasing decisions. The average rating is 3.5 stars (2 ratings). Rate now:


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 7 PRO 8840U AMD Ryzen 7 PRO 8840U
AMD Radeon 780M @ 2.70 GHz
4201 (100%)
AMD Ryzen 5 PRO 7540U AMD Ryzen 5 PRO 7540U
AMD Radeon 740M @ 2.50 GHz
1280 (30%)

Cinebench R23 (Single-Core)

Cinebench R23 is the successor of Cinebench R20 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
AMD Ryzen 7 PRO 8840U AMD Ryzen 7 PRO 8840U
8C 16T @ 5.10 GHz
1807 (100%)
AMD Ryzen 5 PRO 7540U AMD Ryzen 5 PRO 7540U
6C 12T @ 4.90 GHz
0 (0%)

Cinebench R23 (Multi-Core)

Cinebench R23 is the successor of Cinebench R20 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
AMD Ryzen 7 PRO 8840U AMD Ryzen 7 PRO 8840U
8C 16T @ 3.30 GHz
13450 (100%)
AMD Ryzen 5 PRO 7540U AMD Ryzen 5 PRO 7540U
6C 12T @ 3.20 GHz
0 (0%)

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 7 PRO 8840U AMD Ryzen 7 PRO 8840U
8C 16T @ 5.10 GHz
1917 (100%)
AMD Ryzen 5 PRO 7540U AMD Ryzen 5 PRO 7540U
6C 12T @ 4.90 GHz
0 (0%)

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 7 PRO 8840U AMD Ryzen 7 PRO 8840U
8C 16T @ 3.30 GHz
9612 (100%)
AMD Ryzen 5 PRO 7540U AMD Ryzen 5 PRO 7540U
6C 12T @ 3.20 GHz
0 (0%)

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 7 PRO 8840U AMD Ryzen 7 PRO 8840U
8C 16T @ 5.10 GHz
2446 (100%)
AMD Ryzen 5 PRO 7540U AMD Ryzen 5 PRO 7540U
6C 12T @ 4.90 GHz
0 (0%)

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 7 PRO 8840U AMD Ryzen 7 PRO 8840U
8C 16T @ 3.30 GHz
10726 (100%)
AMD Ryzen 5 PRO 7540U AMD Ryzen 5 PRO 7540U
6C 12T @ 3.20 GHz
0 (0%)

CPU performance per watt (efficiency)

Efficiency of the processor under full load in the Cinebench R23 (multi-core) benchmark. The benchmark result is divided by the average energy required (CPU package power in watts). The higher the value, the more efficient the CPU is under full load.
AMD Ryzen 7 PRO 8840U AMD Ryzen 7 PRO 8840U
13,450 CB R23 MC @ 30 W
448 (100%)
AMD Ryzen 5 PRO 7540U AMD Ryzen 5 PRO 7540U
3.20 GHz
0 (0%)

AI performance (NPU)

The performance values of the processor's AI unit. The isolated NPU performance is given here, the total AI performance (NPU+CPU+iGPU) can be higher.

Processors with the support of artificial intelligence (AI) and machine learning (ML) can process many calculations, especially audio, image and video processing, much faster than classic processors. The performance is given in the number (trillions) of arithmetic operations per second (TOPS).
AMD Ryzen 7 PRO 8840U AMD Ryzen 7 PRO 8840U
8C 16T @ 3.30 GHz
16 (100%)
AMD Ryzen 5 PRO 7540U AMD Ryzen 5 PRO 7540U
6C 12T @ 3.20 GHz
0 (0%)

Devices using this processor

AMD Ryzen 7 PRO 8840U AMD Ryzen 5 PRO 7540U
Unknown Unknown

Popular comparisons containing this CPUs

1. AMD Ryzen 7 PRO 7840UAMD Ryzen 5 PRO 7540U AMD Ryzen 7 PRO 7840U vs AMD Ryzen 5 PRO 7540U
2. AMD Ryzen 5 PRO 7540UIntel Core i5-1335U AMD Ryzen 5 PRO 7540U vs Intel Core i5-1335U
3. AMD Ryzen 5 PRO 7540UAMD Ryzen 5 PRO 6650U AMD Ryzen 5 PRO 7540U vs AMD Ryzen 5 PRO 6650U
4. AMD Ryzen 5 PRO 7540UIntel Core i7-1365U AMD Ryzen 5 PRO 7540U vs Intel Core i7-1365U
5. Intel Core i5-1345UAMD Ryzen 5 PRO 7540U Intel Core i5-1345U vs AMD Ryzen 5 PRO 7540U
6. AMD Ryzen 7 PRO 6850UAMD Ryzen 5 PRO 7540U AMD Ryzen 7 PRO 6850U vs AMD Ryzen 5 PRO 7540U
7. Intel Core i7-1360PAMD Ryzen 5 PRO 7540U Intel Core i7-1360P vs AMD Ryzen 5 PRO 7540U
8. AMD Ryzen 5 PRO 7540UIntel Core i7-1355U AMD Ryzen 5 PRO 7540U vs Intel Core i7-1355U
9. AMD Ryzen 5 5500UAMD Ryzen 5 PRO 7540U AMD Ryzen 5 5500U vs AMD Ryzen 5 PRO 7540U
10. AMD Ryzen 5 PRO 7540UAMD Ryzen 5 7640U AMD Ryzen 5 PRO 7540U vs AMD Ryzen 5 7640U


back to index