AMD EPYC 7532 | AMD A9-9420 | |
CPU comparisonAMD EPYC 7532 or AMD A9-9420 - 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 7532 has 32 cores with 64 threads and clocks with a maximum frequency of 3.30 GHz. Up to GB of memory is supported in 8 memory channels. The AMD EPYC 7532 was released in Q1/2020. The AMD A9-9420 has 2 cores with 2 threads and clocks with a maximum frequency of 3.60 GHz. The CPU supports up to 8 GB of memory in 1 memory channels. The AMD A9-9420 was released in Q2/2017. |
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AMD EPYC (111) | Family | AMD A (112) |
AMD EPYC 7002 (24) | CPU group | AMD A9-9000 (4) |
2 | Generation | 4 |
Rome (Zen 2) | Architecture | Stoney Ridge (Excavator) |
Desktop / Server | Segment | Mobile |
-- | Predecessor | -- |
-- | Successor | -- |
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CPU Cores and Base FrequencyThe AMD EPYC 7532 has 32 CPU cores and can calculate 64 threads in parallel. The clock frequency of the AMD EPYC 7532 is 2.40 GHz (3.30 GHz) while the AMD A9-9420 has 2 CPU cores and 2 threads can calculate simultaneously. The clock frequency of the AMD A9-9420 is at 3.00 GHz (3.60 GHz). |
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AMD EPYC 7532 | Characteristic | AMD A9-9420 |
32 | Cores | 2 |
64 | Threads | 2 |
normal | Core architecture | normal |
Yes | Hyperthreading | No |
No | Overclocking ? | No |
2.40 GHz | Frequency | 3.00 GHz |
3.30 GHz | Turbo Frequency (1 Core) | 3.60 GHz |
2.90 GHz | Turbo Frequency (All Cores) | 3.00 GHz |
Internal GraphicsThe AMD EPYC 7532 or AMD A9-9420 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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no iGPU | GPU | AMD Radeon R5 (Stoney Ridge) |
GPU frequency | 0.85 GHz | |
-- | GPU (Turbo) | -- |
-- | GPU Generation | 7 |
Technology | 28 nm | |
Max. displays | 3 | |
-- | Compute units | 3 |
-- | Shader | 192 |
No | Hardware Raytracing | No |
No | Frame Generation | No |
-- | Max. GPU Memory | 2 GB |
-- | DirectX Version | 12 |
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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no iGPU | GPU | AMD Radeon R5 (Stoney Ridge) |
No | Codec h265 / HEVC (8 bit) | Decode |
No | Codec h265 / HEVC (10 bit) | Decode |
No | Codec h264 | Decode |
No | Codec VP9 | Decode |
No | Codec VP8 | Decode |
No | Codec AV1 | No |
No | Codec AVC | Decode / Encode |
No | Codec VC-1 | Decode |
No | Codec JPEG | Decode / Encode |
Memory & PCIeThe AMD EPYC 7532 can use up to GB of memory in 8 memory channels. The maximum memory bandwidth is 51.2 GB/s. The AMD A9-9420 supports up to 8 GB of memory in 1 memory channels and achieves a memory bandwidth of up to --. |
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AMD EPYC 7532 | Characteristic | AMD A9-9420 |
DDR4-3200 | Memory | DDR4-2133 |
Max. Memory | 8 GB | |
8 (Octa Channel) | Memory channels | 1 (Single Channel) |
51.2 GB/s | Max. Bandwidth | -- |
Yes | ECC | No |
-- | L2 Cache | -- |
256.00 MB | L3 Cache | 2.00 MB |
4.0 | PCIe version | 3.0 |
128 | PCIe lanes | 8 |
252.0 GB/s | PCIe Bandwidth | 7.9 GB/s |
Thermal ManagementThe thermal design power (TDP for short) of the AMD EPYC 7532 is 200 W, while the AMD A9-9420 has a TDP of 15 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently. |
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AMD EPYC 7532 | Characteristic | AMD A9-9420 |
200 W | TDP (PL1 / PBP) | 15 W |
-- | TDP (PL2) | -- |
-- | TDP up | 25 W |
-- | TDP down | 10 W |
-- | Tjunction max. | 90 °C |
Technical detailsThe AMD EPYC 7532 is manufactured in 7 nm and has 256.00 MB cache. The AMD A9-9420 is manufactured in 28 nm and has a 2.00 MB cache. |
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AMD EPYC 7532 | Characteristic | AMD A9-9420 |
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 | FP4 |
AMD-V, SVM | Virtualization | AMD-V |
Yes | AES-NI | Yes |
Windows 10, Linux | Operating systems | |
Q1/2020 | Release date | Q2/2017 |
3600 $ | Release price | -- |
show more data | show more data | |
AMD EPYC 7532
32C 64T @ 3.30 GHz |
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AMD A9-9420
2C 2T @ 3.60 GHz |
AMD EPYC 7532
32C 64T @ 2.90 GHz |
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AMD A9-9420
2C 2T @ 3.00 GHz |
AMD EPYC 7532
32C 64T @ 2.90 GHz |
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AMD A9-9420
2C 2T @ 3.00 GHz |
AMD EPYC 7532
32C 64T @ 3.30 GHz |
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AMD A9-9420
2C 2T @ 3.60 GHz |
AMD EPYC 7532
32C 64T @ 2.90 GHz |
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AMD A9-9420
2C 2T @ 3.00 GHz |
AMD EPYC 7532
32C 64T @ 3.30 GHz |
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AMD A9-9420
2C 2T @ 3.60 GHz |
AMD EPYC 7532
@ 0.00 GHz |
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AMD A9-9420
AMD Radeon R5 (Stoney Ridge) @ 0.85 GHz |
AMD EPYC 7532
32C 64T @ 2.40 GHz |
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AMD A9-9420
2C 2T @ 3.00 GHz |
AMD EPYC 7532
32C 64T @ 3.30 GHz |
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AMD A9-9420
2C 2T @ 3.60 GHz |
AMD EPYC 7532
32C 64T @ 2.90 GHz |
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AMD A9-9420
2C 2T @ 3.00 GHz |
Devices using this processor |
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AMD EPYC 7532 | AMD A9-9420 |
Unknown | Unknown |