AMD Ryzen 5 PRO 8640HS vs AMD A6-1450

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CPU comparison with benchmarks


AMD Ryzen 5 PRO 8640HS CPU1 vs CPU2 AMD A6-1450
AMD Ryzen 5 PRO 8640HS AMD A6-1450

CPU comparison

AMD Ryzen 5 PRO 8640HS or AMD A6-1450 - 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 PRO 8640HS has 6 cores with 12 threads and clocks with a maximum frequency of 5.00 GHz. Up to 256 GB of memory is supported in 2 memory channels. The AMD Ryzen 5 PRO 8640HS was released in Q2/2024.

The AMD A6-1450 has 4 cores with 4 threads and clocks with a maximum frequency of 1.40 GHz. The CPU supports up to GB of memory in 2 memory channels. The AMD A6-1450 was released in Q2/2013.
AMD Ryzen 5 PRO (28) Family AMD A (112)
AMD Ryzen 8040 (20) CPU group AMD A6-1000 (1)
7 Generation 7
Hawk Point (Zen 4) Architecture Kabini (Jaguar)
Mobile Segment Mobile
AMD Ryzen 5 PRO 7640HS Predecessor --
-- Successor --

CPU Cores and Base Frequency

The AMD Ryzen 5 PRO 8640HS has 6 CPU cores and can calculate 12 threads in parallel. The clock frequency of the AMD Ryzen 5 PRO 8640HS is 3.50 GHz (5.00 GHz) while the AMD A6-1450 has 4 CPU cores and 4 threads can calculate simultaneously. The clock frequency of the AMD A6-1450 is at 1.00 GHz (1.40 GHz).

AMD Ryzen 5 PRO 8640HS Characteristic AMD A6-1450
6 Cores 4
12 Threads 4
normal Core architecture normal
Yes Hyperthreading No
No Overclocking ? Yes
3.50 GHz Frequency 1.00 GHz
5.00 GHz Turbo Frequency (1 Core) 1.40 GHz
-- Turbo Frequency (All Cores) 1.40 GHz

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 PRO 8640HS Characteristic AMD A6-1450
AMD Ryzen™ AI AI hardware --
AMD Ryzen™ AI AI specifications --
-- NPU + CPU + iGPU --

Integrated graphics (iGPU)

The AMD Ryzen 5 PRO 8640HS or AMD A6-1450 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 760M GPU AMD Radeon HD 8250
0.80 GHz GPU frequency 0.30 GHz
2.60 GHz GPU (Turbo) 0.40 GHz
10 GPU Generation 5
4 nm Technology 28 nm
4 Max. displays 2
8 Compute units 2
512 Shader 128
Yes Hardware Raytracing No
AMD FSR Frame Generation No
32 GB Max. GPU Memory 2 GB
12 DirectX Version 11.1

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 760M GPU AMD Radeon HD 8250
Decode / Encode Codec h265 / HEVC (8 bit) No
Decode / Encode Codec h265 / HEVC (10 bit) No
Decode / Encode Codec h264 Decode
Decode Codec VP9 No
Decode Codec VP8 No
Decode / Encode Codec AV1 No
Decode Codec AVC Decode
Decode Codec VC-1 Decode
Decode / Encode Codec JPEG Decode / Encode

Memory & PCIe

The AMD Ryzen 5 PRO 8640HS can use up to 256 GB of memory in 2 memory channels. The maximum memory bandwidth is 120.0 GB/s. The AMD A6-1450 supports up to GB of memory in 2 memory channels and achieves a memory bandwidth of up to 17.1 GB/s.

AMD Ryzen 5 PRO 8640HS Characteristic AMD A6-1450
DDR5-4800, DDR5-5600, LPDDR5-6400, LPDDR5X-7500 Memory DDR3L-1066
256 GB Max. Memory
2 (Dual Channel) Memory channels 2 (Dual Channel)
120.0 GB/s Max. Bandwidth 17.1 GB/s
Yes ECC No
6.00 MB L2 Cache --
16.00 MB L3 Cache 2.00 MB
4.0 PCIe version --
20 PCIe lanes --
39.4 GB/s PCIe Bandwidth --

Thermal Management

The thermal design power (TDP for short) of the AMD Ryzen 5 PRO 8640HS is 28 W, while the AMD A6-1450 has a TDP of 8 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently.

AMD Ryzen 5 PRO 8640HS Characteristic AMD A6-1450
28 W TDP (PL1 / PBP) 8 W
-- TDP (PL2) --
-- TDP up --
20 W TDP down --
100 °C Tjunction max. --

Technical details

The AMD Ryzen 5 PRO 8640HS is manufactured in 4 nm and has 22.00 MB cache. The AMD A6-1450 is manufactured in 28 nm and has a 2.00 MB cache.

AMD Ryzen 5 PRO 8640HS Characteristic AMD A6-1450
4 nm Technology 28 nm
Monolithic Chip design Unknown
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, AVX, FMA3, FMA4
FP8 Socket FT3
AMD-V, SVM Virtualization AMD-V
Yes AES-NI Yes
Windows 10, Windows 11, Linux Operating systems
Q2/2024 Release date Q2/2013
-- Release price --
show more data show more data


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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 PRO 8640HS AMD Ryzen 5 PRO 8640HS
AMD Radeon 760M @ 2.60 GHz
2663 (100%)
AMD A6-1450 AMD A6-1450
AMD Radeon HD 8250 @ 0.40 GHz
102 (4%)

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 PRO 8640HS AMD Ryzen 5 PRO 8640HS
6C 12T @ 5.00 GHz
2390 (100%)
AMD A6-1450 AMD A6-1450
4C 4T @ 1.40 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 5 PRO 8640HS AMD Ryzen 5 PRO 8640HS
6C 12T @ 3.50 GHz
9867 (100%)
AMD A6-1450 AMD A6-1450
4C 4T @ 1.40 GHz
0 (0%)

Estimated results for PassMark CPU Mark

Some of the CPUs listed below have been benchmarked by CPU-monkey. However the majority of CPUs have not been tested and the results have been estimated by a CPU-monkey’s secret proprietary formula. As such they do not accurately reflect the actual Passmark CPU mark values and are not endorsed by PassMark Software Pty Ltd.
AMD Ryzen 5 PRO 8640HS AMD Ryzen 5 PRO 8640HS
6C 12T @ 3.50 GHz
0 (0%)
AMD A6-1450 AMD A6-1450
4C 4T @ 1.40 GHz
1653 (100%)

Cinebench R15 (Multi-Core)

Cinebench R15 is the successor of Cinebench 11.5 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 5 PRO 8640HS AMD Ryzen 5 PRO 8640HS
6C 12T @ 3.50 GHz
0 (0%)
AMD A6-1450 AMD A6-1450
4C 4T @ 1.40 GHz
106 (100%)

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 5 PRO 8640HS AMD Ryzen 5 PRO 8640HS
6C 12T @ 3.50 GHz
16 (100%)
AMD A6-1450 AMD A6-1450
4C 4T @ 1.00 GHz
0 (0%)

Devices using this processor

AMD Ryzen 5 PRO 8640HS AMD A6-1450
Unknown Unknown

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