AMD EPYC 7643 | AMD A4-3300 | |
CPU comparisonAMD EPYC 7643 or AMD A4-3300 - 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 7643 has 48 cores with 96 threads and clocks with a maximum frequency of 3.60 GHz. Up to 4096 GB of memory is supported in 8 memory channels. The AMD EPYC 7643 was released in Q1/2021. The AMD A4-3300 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 A4-3300 was released in Q3/2011. |
||
AMD EPYC (111) | Family | AMD A (112) |
AMD EPYC 7003 (23) | CPU group | AMD A4-3000 (3) |
3 | Generation | 1 |
Milan (Zen 3) | Architecture | Llano (K10) |
Desktop / Server | Segment | Desktop / Server |
AMD EPYC 7642 | Predecessor | -- |
-- | Successor | -- |
|
||
CPU Cores and Base FrequencyThe AMD EPYC 7643 has 48 CPU cores and can calculate 96 threads in parallel. The clock frequency of the AMD EPYC 7643 is 2.30 GHz (3.60 GHz) while the AMD A4-3300 has 2 CPU cores and 2 threads can calculate simultaneously. The clock frequency of the AMD A4-3300 is at 2.50 GHz. |
||
AMD EPYC 7643 | Characteristic | AMD A4-3300 |
48 | Cores | 2 |
96 | Threads | 2 |
normal | Core architecture | normal |
Yes | Hyperthreading | No |
No | Overclocking ? | Yes |
2.30 GHz | Frequency | 2.50 GHz |
3.60 GHz | Turbo Frequency (1 Core) | -- |
3.40 GHz | Turbo Frequency (All Cores) | -- |
Internal GraphicsThe AMD EPYC 7643 or AMD A4-3300 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 HD 6410D |
GPU frequency | 0.44 GHz | |
-- | GPU (Turbo) | -- |
-- | GPU Generation | 3 |
Technology | 32 nm | |
Max. displays | 2 | |
-- | Compute units | 2 |
-- | Shader | 160 |
No | Hardware Raytracing | No |
No | Frame Generation | No |
-- | Max. GPU Memory | 1 GB |
-- | DirectX Version | 11 |
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. |
||
no iGPU | GPU | AMD Radeon HD 6410D |
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 & PCIeThe AMD EPYC 7643 can use up to 4096 GB of memory in 8 memory channels. The maximum memory bandwidth is 51.2 GB/s. The AMD A4-3300 supports up to GB of memory in 2 memory channels and achieves a memory bandwidth of up to 25.6 GB/s. |
||
AMD EPYC 7643 | Characteristic | AMD A4-3300 |
DDR4-3200 | Memory | DDR3-1600 |
4096 GB | Max. Memory | |
8 (Octa Channel) | Memory channels | 2 (Dual Channel) |
51.2 GB/s | Max. Bandwidth | 25.6 GB/s |
Yes | ECC | No |
-- | L2 Cache | -- |
256.00 MB | L3 Cache | 1.00 MB |
4.0 | PCIe version | -- |
128 | PCIe lanes | -- |
252.0 GB/s | PCIe Bandwidth | -- |
Thermal ManagementThe thermal design power (TDP for short) of the AMD EPYC 7643 is 240 W, while the AMD A4-3300 has a TDP of 65 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently. |
||
AMD EPYC 7643 | Characteristic | AMD A4-3300 |
240 W | TDP (PL1 / PBP) | 65 W |
-- | TDP (PL2) | -- |
-- | TDP up | -- |
225 W | TDP down | -- |
-- | Tjunction max. | -- |
Technical detailsThe AMD EPYC 7643 is manufactured in 7 nm and has 256.00 MB cache. The AMD A4-3300 is manufactured in 32 nm and has a 1.00 MB cache. |
||
AMD EPYC 7643 | Characteristic | AMD A4-3300 |
7 nm | Technology | 32 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 | SSE3, SSE4a |
SP3 | Socket | FM1 |
AMD-V, SVM | Virtualization | AMD-V |
Yes | AES-NI | No |
Windows 10, Linux | Operating systems | Windows 10, Linux |
Q1/2021 | Release date | Q3/2011 |
4995 $ | Release price | 32 $ |
show more data | show more data | |
AMD EPYC 7643
48C 96T @ 3.60 GHz |
|||
AMD A4-3300
2C 2T @ 2.50 GHz |
AMD EPYC 7643
48C 96T @ 3.40 GHz |
|||
AMD A4-3300
2C 2T @ 2.50 GHz |
AMD EPYC 7643
48C 96T @ 3.40 GHz |
|||
AMD A4-3300
2C 2T @ 2.50 GHz |
AMD EPYC 7643
48C 96T @ 3.60 GHz |
|||
AMD A4-3300
2C 2T @ 2.50 GHz |
AMD EPYC 7643
48C 96T @ 3.40 GHz |
|||
AMD A4-3300
2C 2T @ 2.50 GHz |
AMD EPYC 7643
48C 96T @ 3.60 GHz |
|||
AMD A4-3300
2C 2T @ 2.50 GHz |
AMD EPYC 7643
48C 96T @ 3.40 GHz |
|||
AMD A4-3300
2C 2T @ 2.50 GHz |
AMD EPYC 7643
@ 0.00 GHz |
|||
AMD A4-3300
AMD Radeon HD 6410D @ 0.44 GHz |
AMD EPYC 7643
48C 96T @ 2.30 GHz |
|||
AMD A4-3300
2C 2T @ 2.50 GHz |
Devices using this processor |
|
AMD EPYC 7643 | AMD A4-3300 |
Unknown | Unknown |