AMD A8-4500M | AMD EPYC 7281 | |
CPU comparisonAMD A8-4500M or AMD EPYC 7281 - 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 A8-4500M has 4 cores with 4 threads and clocks with a maximum frequency of 2.80 GHz. Up to GB of memory is supported in 2 memory channels. The AMD A8-4500M was released in Q2/2012. The AMD EPYC 7281 has 16 cores with 32 threads and clocks with a maximum frequency of 2.70 GHz. The CPU supports up to GB of memory in 8 memory channels. The AMD EPYC 7281 was released in Q3/2017. |
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AMD A (112) | Family | AMD EPYC (129) |
AMD A8-4000M (2) | CPU group | AMD EPYC 7001 (12) |
2 | Generation | 1 |
Trinity (Piledriver) | Architecture | Naples (Zen) |
Mobile | Segment | Desktop / Server |
-- | Predecessor | -- |
-- | Successor | -- |
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CPU Cores and Base FrequencyThe AMD A8-4500M has 4 CPU cores and can calculate 4 threads in parallel. The clock frequency of the AMD A8-4500M is 1.90 GHz (2.80 GHz) while the AMD EPYC 7281 has 16 CPU cores and 32 threads can calculate simultaneously. The clock frequency of the AMD EPYC 7281 is at 2.20 GHz (2.70 GHz). |
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AMD A8-4500M | Characteristic | AMD EPYC 7281 |
4 | Cores | 16 |
4 | Threads | 32 |
normal | Core architecture | normal |
No | Hyperthreading | Yes |
No | Overclocking ? | No |
1.90 GHz | Frequency | 2.20 GHz |
2.80 GHz | Turbo Frequency (1 Core) | 2.70 GHz |
2.80 GHz | Turbo Frequency (All Cores) | 2.70 GHz |
Integrated graphics (iGPU)The AMD A8-4500M or AMD EPYC 7281 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. |
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AMD Radeon HD 7640G | GPU | no iGPU |
0.50 GHz | GPU frequency | -- |
0.69 GHz | GPU (Turbo) | -- |
4 | GPU Generation | -- |
32 nm | Technology | |
2 | Max. displays | |
4 | Compute units | -- |
256 | Shader | -- |
No | Hardware Raytracing | No |
No | Frame Generation | No |
2 GB | Max. GPU Memory | -- |
11 | DirectX Version | -- |
Hardware codec supportA 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. |
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AMD Radeon HD 7640G | GPU | no iGPU |
No | Codec h265 / HEVC (8 bit) | No |
No | Codec h265 / HEVC (10 bit) | No |
Decode | Codec h264 | No |
No | Codec VP9 | No |
No | Codec VP8 | No |
No | Codec AV1 | No |
Decode | Codec AVC | No |
Decode | Codec VC-1 | No |
Decode / Encode | Codec JPEG | No |
Memory & PCIeThe AMD A8-4500M can use up to GB of memory in 2 memory channels. The maximum memory bandwidth is 25.6 GB/s. The AMD EPYC 7281 supports up to GB of memory in 8 memory channels and achieves a memory bandwidth of up to 170.6 GB/s. |
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AMD A8-4500M | Characteristic | AMD EPYC 7281 |
DDR3-1600 | Memory | DDR4-2666 |
Max. Memory | ||
2 (Dual Channel) | Memory channels | 8 (Octa Channel) |
25.6 GB/s | Max. Bandwidth | 170.6 GB/s |
No | ECC | Yes |
-- | L2 Cache | -- |
4.00 MB | L3 Cache | 32.00 MB |
-- | PCIe version | 3.0 |
-- | PCIe lanes | 128 |
-- | PCIe Bandwidth | 126.1 GB/s |
Thermal ManagementThe thermal design power (TDP for short) of the AMD A8-4500M is 35 W, while the AMD EPYC 7281 has a TDP of 170 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently. |
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AMD A8-4500M | Characteristic | AMD EPYC 7281 |
35 W | TDP (PL1 / PBP) | 170 W |
-- | TDP (PL2) | -- |
-- | TDP up | -- |
-- | TDP down | -- |
-- | Tjunction max. | -- |
Technical detailsThe AMD A8-4500M is manufactured in 32 nm and has 4.00 MB cache. The AMD EPYC 7281 is manufactured in 14 nm and has a 32.00 MB cache. |
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AMD A8-4500M | Characteristic | AMD EPYC 7281 |
32 nm | Technology | 14 nm |
Unknown | Chip design | Chiplet |
x86-64 (64 bit) | Instruction set (ISA) | x86-64 (64 bit) |
SSE4a, SSE4.1, SSE4.2, AVX, FMA3, FMA4 | ISA extensions | SSE4a, SSE4.1, SSE4.2, AVX2, FMA3 |
FS1r2 | Socket | SP3 |
AMD-V | Virtualization | AMD-V, SVM |
Yes | AES-NI | Yes |
Operating systems | Windows 10, Linux | |
Q2/2012 | Release date | Q3/2017 |
-- | Release price | 625 $ |
show more data | show more data | |
AMD A8-4500M
4C 4T @ 2.80 GHz |
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AMD EPYC 7281
16C 32T @ 2.70 GHz |
AMD A8-4500M
4C 4T @ 2.80 GHz |
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AMD EPYC 7281
16C 32T @ 2.70 GHz |
AMD A8-4500M
4C 4T @ 2.80 GHz |
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AMD EPYC 7281
16C 32T @ 2.70 GHz |
AMD A8-4500M
4C 4T @ 2.80 GHz |
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AMD EPYC 7281
16C 32T @ 2.70 GHz |
AMD A8-4500M
4C 4T @ 2.80 GHz |
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AMD EPYC 7281
16C 32T @ 2.70 GHz |
AMD A8-4500M
4C 4T @ 2.80 GHz |
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AMD EPYC 7281
16C 32T @ 2.70 GHz |
AMD A8-4500M
4C 4T @ 2.80 GHz |
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AMD EPYC 7281
16C 32T @ 2.70 GHz |
AMD A8-4500M
4C 4T @ 2.80 GHz |
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AMD EPYC 7281
16C 32T @ 2.70 GHz |
AMD A8-4500M
4C 4T @ 2.80 GHz |
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AMD EPYC 7281
16C 32T @ 2.70 GHz |
AMD A8-4500M
AMD Radeon HD 7640G @ 0.69 GHz |
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AMD EPYC 7281
@ 0.00 GHz |
AMD A8-4500M
4C 4T @ 1.90 GHz |
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AMD EPYC 7281
16C 32T @ 2.20 GHz |
Devices using this processor |
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AMD A8-4500M | AMD EPYC 7281 |
Unknown | Unknown |