AMD Ryzen 9 PRO 7940HS vs AMD A4-3305M

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CPU comparison with benchmarks


AMD Ryzen 9 PRO 7940HS CPU1 vs CPU2 AMD A4-3305M
AMD Ryzen 9 PRO 7940HS AMD A4-3305M

CPU comparison

AMD Ryzen 9 PRO 7940HS or AMD A4-3305M - 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 9 PRO 7940HS has 8 cores with 16 threads and clocks with a maximum frequency of 5.20 GHz. Up to 256 GB of memory is supported in 2 memory channels. The AMD Ryzen 9 PRO 7940HS was released in Q2/2023.

The AMD A4-3305M has 2 cores with 2 threads and clocks with a maximum frequency of 2.50 GHz. The CPU supports up to GB of memory in 2 memory channels. The AMD A4-3305M was released in Q4/2011.
AMD Ryzen 9 PRO (4) Family AMD A (112)
AMD Ryzen 7040 (21) CPU group AMD A4-3000M (5)
6 Generation 1
Phoenix (Zen 4) Architecture Llano (K10)
Mobile Segment Mobile
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The AMD Ryzen 9 PRO 7940HS has 8 CPU cores and can calculate 16 threads in parallel. The clock frequency of the AMD Ryzen 9 PRO 7940HS is 4.00 GHz (5.20 GHz) while the AMD A4-3305M has 2 CPU cores and 2 threads can calculate simultaneously. The clock frequency of the AMD A4-3305M is at 1.90 GHz (2.50 GHz).

AMD Ryzen 9 PRO 7940HS Characteristic AMD A4-3305M
8 Cores 2
16 Threads 2
normal Core architecture normal
Yes Hyperthreading No
No Overclocking ? Yes
4.00 GHz Frequency 1.90 GHz
5.20 GHz Turbo Frequency (1 Core) 2.50 GHz
-- Turbo Frequency (All Cores) 2.50 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 9 PRO 7940HS Characteristic AMD A4-3305M
AMD Ryzen™ AI AI hardware --
AMD dedicated AI XDNA Technology AI specifications --
-- NPU + CPU + iGPU --

Integrated graphics (iGPU)

The AMD Ryzen 9 PRO 7940HS or AMD A4-3305M 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 HD 6480G
0.80 GHz GPU frequency 0.59 GHz
2.80 GHz GPU (Turbo) --
3 GPU Generation 3
4 nm Technology 32 nm
4 Max. displays 2
12 Compute units 3
768 Shader 240
Yes Hardware Raytracing No
AMD FSR Frame Generation No
32 GB Max. GPU Memory 1 GB
12 DirectX Version 11

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 HD 6480G
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 9 PRO 7940HS can use up to 256 GB of memory in 2 memory channels. The maximum memory bandwidth is 120.0 GB/s. The AMD A4-3305M supports up to GB of memory in 2 memory channels and achieves a memory bandwidth of up to 21.3 GB/s.

AMD Ryzen 9 PRO 7940HS Characteristic AMD A4-3305M
DDR5-4800, DDR5-5600, LPDDR5-6400, LPDDR5X-7500 Memory DDR3-1333
256 GB Max. Memory
2 (Dual Channel) Memory channels 2 (Dual Channel)
120.0 GB/s Max. Bandwidth 21.3 GB/s
Yes ECC No
8.00 MB L2 Cache --
16.00 MB L3 Cache 1.00 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 9 PRO 7940HS is 54 W, while the AMD A4-3305M has a TDP of 35 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently.

AMD Ryzen 9 PRO 7940HS Characteristic AMD A4-3305M
54 W TDP (PL1 / PBP) 35 W
-- TDP (PL2) --
-- TDP up --
35 W TDP down --
100 °C Tjunction max. --

Technical details

The AMD Ryzen 9 PRO 7940HS is manufactured in 4 nm and has 24.00 MB cache. The AMD A4-3305M is manufactured in 32 nm and has a 1.00 MB cache.

AMD Ryzen 9 PRO 7940HS Characteristic AMD A4-3305M
4 nm Technology 32 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 SSE3, SSE4a
FP8 Socket FS1
AMD-V, SVM Virtualization AMD-V
Yes AES-NI No
Windows 10, Windows 11, Linux Operating systems
Q2/2023 Release date Q4/2011
-- Release price --
show more data show more data


Rate these processors

Here you can rate the AMD Ryzen 9 PRO 7940HS to help other visitors make their purchasing decisions. The average rating is 5.0 stars (4 ratings). Rate now:
Here you can rate the AMD A4-3305M to help other visitors make their purchasing decisions. The average rating is 0 stars (0 ratings). Rate now:


Average performance in benchmarks

⌀ Single core performance in 1 CPU benchmarks
AMD Ryzen 9 PRO 7940HS (100%)
AMD A4-3305M (14%)
⌀ Multi core performance in 1 CPU benchmarks
AMD Ryzen 9 PRO 7940HS (100%)
AMD A4-3305M (4%)

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 9 PRO 7940HS AMD Ryzen 9 PRO 7940HS
8C 16T @ 5.20 GHz
1974 (100%)
AMD A4-3305M AMD A4-3305M
2C 2T @ 2.50 GHz
276 (14%)

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 9 PRO 7940HS AMD Ryzen 9 PRO 7940HS
8C 16T @ 4.00 GHz
11600 (100%)
AMD A4-3305M AMD A4-3305M
2C 2T @ 2.50 GHz
461 (4%)

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 9 PRO 7940HS AMD Ryzen 9 PRO 7940HS
AMD Radeon 780M @ 2.80 GHz
4357 (100%)
AMD A4-3305M AMD A4-3305M
AMD Radeon HD 6480G @ 0.59 GHz
286 (7%)

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 9 PRO 7940HS AMD Ryzen 9 PRO 7940HS
8C 16T @ 5.20 GHz
2617 (100%)
AMD A4-3305M AMD A4-3305M
2C 2T @ 2.50 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 9 PRO 7940HS AMD Ryzen 9 PRO 7940HS
8C 16T @ 4.00 GHz
12447 (100%)
AMD A4-3305M AMD A4-3305M
2C 2T @ 2.50 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 9 PRO 7940HS AMD Ryzen 9 PRO 7940HS
8C 16T @ 4.00 GHz
0 (0%)
AMD A4-3305M AMD A4-3305M
2C 2T @ 2.50 GHz
1221 (100%)

CPU-Z Benchmark 17 (Multi-Core)

The CPU-Z benchmark measures a processor's performance by measuring the time it takes the system to complete all benchmark calculations. The faster the benchmark is completed, the higher the score.
AMD Ryzen 9 PRO 7940HS AMD Ryzen 9 PRO 7940HS
8C 16T @ 4.00 GHz
0 (0%)
AMD A4-3305M AMD A4-3305M
2C 2T @ 1.90 GHz
184 (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 9 PRO 7940HS AMD Ryzen 9 PRO 7940HS
8C 16T @ 4.00 GHz
10 (100%)
AMD A4-3305M AMD A4-3305M
2C 2T @ 1.90 GHz
0 (0%)

Devices using this processor

AMD Ryzen 9 PRO 7940HS AMD A4-3305M
Unknown Unknown

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