AMD EPYC 7402 vs AMD A8-7150B

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CPU comparison with benchmarks


AMD EPYC 7402 CPU1 vs CPU2 AMD A8-7150B
AMD EPYC 7402 AMD A8-7150B

CPU comparison

AMD EPYC 7402 or AMD A8-7150B - 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 EPYC 7402 has 24 cores with 48 threads and clocks with a maximum frequency of 3.35 GHz. Up to GB of memory is supported in 8 memory channels. The AMD EPYC 7402 was released in Q3/2019.

The AMD A8-7150B has 4 cores with 4 threads and clocks with a maximum frequency of 3.20 GHz. The CPU supports up to GB of memory in 2 memory channels. The AMD A8-7150B was released in Q2/2014.
AMD EPYC (129) Family AMD A (112)
AMD EPYC 7002 (24) CPU group AMD A8-7000 (6)
2 Generation 4
Rome (Zen 2) Architecture Kaveri (Steamroller)
Desktop / Server Segment Mobile
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The AMD EPYC 7402 has 24 CPU cores and can calculate 48 threads in parallel. The clock frequency of the AMD EPYC 7402 is 2.80 GHz (3.35 GHz) while the AMD A8-7150B has 4 CPU cores and 4 threads can calculate simultaneously. The clock frequency of the AMD A8-7150B is at 1.90 GHz (3.20 GHz).

AMD EPYC 7402 Characteristic AMD A8-7150B
24 Cores 4
48 Threads 4
normal Core architecture normal
Yes Hyperthreading No
No Overclocking ? No
2.80 GHz Frequency 1.90 GHz
3.35 GHz Turbo Frequency (1 Core) 3.20 GHz
3.20 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 EPYC 7402 Characteristic AMD A8-7150B
-- AI hardware --
-- AI specifications --
-- NPU + CPU + iGPU --

Integrated graphics (iGPU)

The AMD EPYC 7402 or AMD A8-7150B 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.

no iGPU GPU AMD Radeon R5 (Kaveri)
GPU frequency 0.45 GHz
-- GPU (Turbo) 0.51 GHz
-- GPU Generation 6
Technology 28 nm
Max. displays 2
-- Compute units 4
-- Shader 256
No Hardware Raytracing No
No Frame Generation No
-- Max. GPU Memory 2 GB
-- 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.

no iGPU GPU AMD Radeon R5 (Kaveri)
No Codec h265 / HEVC (8 bit) No
No Codec h265 / HEVC (10 bit) No
No Codec h264 Decode
No Codec VP9 No
No Codec VP8 No
No Codec AV1 No
No Codec AVC Decode
No Codec VC-1 Decode
No Codec JPEG Decode / Encode

Memory & PCIe

The AMD EPYC 7402 can use up to GB of memory in 8 memory channels. The maximum memory bandwidth is 51.2 GB/s. The AMD A8-7150B supports up to GB of memory in 2 memory channels and achieves a memory bandwidth of up to 25.6 GB/s.

AMD EPYC 7402 Characteristic AMD A8-7150B
DDR4-3200 Memory DDR3-1600
Max. Memory
8 (Octa Channel) Memory channels 2 (Dual Channel)
51.2 GB/s Max. Bandwidth 25.6 GB/s
Yes ECC Yes
-- L2 Cache --
128.00 MB L3 Cache 4.00 MB
4.0 PCIe version 3.0
128 PCIe lanes 16
252.0 GB/s PCIe Bandwidth 15.8 GB/s

Thermal Management

The thermal design power (TDP for short) of the AMD EPYC 7402 is 180 W, while the AMD A8-7150B has a TDP of 19 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently.

AMD EPYC 7402 Characteristic AMD A8-7150B
180 W TDP (PL1 / PBP) 19 W
-- TDP (PL2) --
-- TDP up --
-- TDP down --
-- Tjunction max. --

Technical details

The AMD EPYC 7402 is manufactured in 7 nm and has 128.00 MB cache. The AMD A8-7150B is manufactured in 28 nm and has a 4.00 MB cache.

AMD EPYC 7402 Characteristic AMD A8-7150B
7 nm Technology 28 nm
Chiplet Chip design Unknown
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE4a, SSE4.1, SSE4.2, AVX2, FMA3 ISA extensions SSE4a, SSE4.1, SSE4.2, AVX, FMA3, FMA4
SP3 Socket FM2+
AMD-V, SVM Virtualization AMD-V
Yes AES-NI Yes
Windows 10, Linux Operating systems
Q3/2019 Release date Q2/2014
2900 $ Release price --
show more data show more data


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Average performance in benchmarks

⌀ Single core performance in 1 CPU benchmarks
AMD EPYC 7402 (100%)
AMD A8-7150B (27%)
⌀ Multi core performance in 2 CPU benchmarks
AMD EPYC 7402 (100%)
AMD A8-7150B (5%)

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 EPYC 7402 AMD EPYC 7402
24C 48T @ 3.35 GHz
1055 (100%)
AMD A8-7150B AMD A8-7150B
4C 4T @ 3.20 GHz
286 (27%)

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 EPYC 7402 AMD EPYC 7402
24C 48T @ 3.20 GHz
21494 (100%)
AMD A8-7150B AMD A8-7150B
4C 4T @ 2.50 GHz
694 (3%)

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 EPYC 7402 AMD EPYC 7402
24C 48T @ 3.20 GHz
47664 (100%)
AMD A8-7150B AMD A8-7150B
4C 4T @ 2.50 GHz
2855 (6%)

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 EPYC 7402 AMD EPYC 7402
24C 48T @ 3.35 GHz
1299 (100%)
AMD A8-7150B AMD A8-7150B
4C 4T @ 3.20 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 EPYC 7402 AMD EPYC 7402
24C 48T @ 3.20 GHz
12622 (100%)
AMD A8-7150B AMD A8-7150B
4C 4T @ 2.50 GHz
0 (0%)

Cinebench R20 (Single-Core)

Cinebench R20 is the successor of Cinebench R15 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 EPYC 7402 AMD EPYC 7402
24C 48T @ 3.35 GHz
391 (100%)
AMD A8-7150B AMD A8-7150B
4C 4T @ 3.20 GHz
0 (0%)

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 EPYC 7402 AMD EPYC 7402
@ 0.00 GHz
0 (0%)
AMD A8-7150B AMD A8-7150B
AMD Radeon R5 (Kaveri) @ 0.51 GHz
262 (100%)

Cinebench R15 (Single-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 single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
AMD EPYC 7402 AMD EPYC 7402
24C 48T @ 3.35 GHz
0 (0%)
AMD A8-7150B AMD A8-7150B
4C 4T @ 3.20 GHz
51 (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 EPYC 7402 AMD EPYC 7402
24C 48T @ 3.20 GHz
0 (0%)
AMD A8-7150B AMD A8-7150B
4C 4T @ 2.50 GHz
153 (100%)

Devices using this processor

AMD EPYC 7402 AMD A8-7150B
Unknown Unknown

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