AMD Ryzen 7 8700G | AMD Athlon II X4 651K | |
CPU comparisonAMD Ryzen 7 8700G or AMD Athlon II X4 651K - 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 7 8700G has 8 cores with 16 threads and clocks with a maximum frequency of 5.10 GHz. Up to 256 GB of memory is supported in 2 memory channels. The AMD Ryzen 7 8700G was released in Q1/2024. The AMD Athlon II X4 651K has 4 cores with 4 threads and clocks with a maximum frequency of 3.00 GHz. The CPU supports up to 16 GB of memory in 2 memory channels. The AMD Athlon II X4 651K was released in Q4/2011. |
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AMD Ryzen 7 (70) | Family | AMD Athlon II (52) |
AMD Ryzen 8000G (14) | CPU group | AMD Athlon II X4 (Llano) (5) |
6 | Generation | 2 |
Phoenix (Zen 4) | Architecture | Llano |
Desktop / Server | Segment | Desktop / Server |
AMD Ryzen 7 5700G | Predecessor | -- |
-- | Successor | -- |
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CPU Cores and Base FrequencyThe AMD Ryzen 7 8700G has 8 CPU cores and can calculate 16 threads in parallel. The clock frequency of the AMD Ryzen 7 8700G is 4.20 GHz (5.10 GHz) while the AMD Athlon II X4 651K has 4 CPU cores and 4 threads can calculate simultaneously. The clock frequency of the AMD Athlon II X4 651K is at 3.00 GHz. |
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AMD Ryzen 7 8700G | Characteristic | AMD Athlon II X4 651K |
8 | Cores | 4 |
16 | Threads | 4 |
normal | Core architecture | normal |
Yes | Hyperthreading | No |
Yes | Overclocking ? | Yes |
4.20 GHz | Frequency | 3.00 GHz |
5.10 GHz | Turbo Frequency (1 Core) | -- |
4.70 GHz | Turbo Frequency (All Cores) | -- |
NPU AI performanceThe 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. |
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AMD Ryzen 7 8700G | Characteristic | AMD Athlon II X4 651K |
AMD Ryzen™ AI | AI hardware | -- |
AMD Ryzen™ AI (XDNA) @ 16 TOPS | AI specifications | -- |
-- | NPU + CPU + iGPU | -- |
Integrated graphics (iGPU)The AMD Ryzen 7 8700G or AMD Athlon II X4 651K 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 780M | GPU | no iGPU |
0.80 GHz | GPU frequency | -- |
2.90 GHz | GPU (Turbo) | -- |
3 | GPU Generation | -- |
4 nm | Technology | |
4 | Max. displays | |
12 | Compute units | -- |
768 | Shader | -- |
Yes | Hardware Raytracing | No |
AMD FSR | Frame Generation | No |
32 GB | Max. GPU Memory | -- |
12 | 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 780M | GPU | no iGPU |
Decode / Encode | Codec h265 / HEVC (8 bit) | No |
Decode / Encode | Codec h265 / HEVC (10 bit) | No |
Decode / Encode | Codec h264 | No |
Decode | Codec VP9 | No |
Decode | Codec VP8 | No |
Decode / Encode | Codec AV1 | No |
Decode | Codec AVC | No |
Decode | Codec VC-1 | No |
Decode / Encode | Codec JPEG | No |
Memory & PCIeThe AMD Ryzen 7 8700G can use up to 256 GB of memory in 2 memory channels. The maximum memory bandwidth is 83.2 GB/s. The AMD Athlon II X4 651K supports up to 16 GB of memory in 2 memory channels and achieves a memory bandwidth of up to 21.3 GB/s. |
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AMD Ryzen 7 8700G | Characteristic | AMD Athlon II X4 651K |
DDR5-5200 | Memory | DDR3-1333 |
256 GB | Max. Memory | 16 GB |
2 (Dual Channel) | Memory channels | 2 (Dual Channel) |
83.2 GB/s | Max. Bandwidth | 21.3 GB/s |
No | ECC | No |
8.00 MB | L2 Cache | 4.00 MB |
16.00 MB | L3 Cache | -- |
4.0 | PCIe version | 2.0 |
20 | PCIe lanes | -- |
39.4 GB/s | PCIe Bandwidth | -- |
Thermal ManagementThe thermal design power (TDP for short) of the AMD Ryzen 7 8700G is 65 W, while the AMD Athlon II X4 651K has a TDP of 100 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently. |
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AMD Ryzen 7 8700G | Characteristic | AMD Athlon II X4 651K |
65 W | TDP (PL1 / PBP) | 100 W |
-- | TDP (PL2) | -- |
-- | TDP up | -- |
45 W | TDP down | -- |
95 °C | Tjunction max. | -- |
Technical detailsThe AMD Ryzen 7 8700G is manufactured in 4 nm and has 24.00 MB cache. The AMD Athlon II X4 651K is manufactured in 32 nm and has a 4.00 MB cache. |
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AMD Ryzen 7 8700G | Characteristic | AMD Athlon II X4 651K |
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 | MMX, 3DNow!, SSE3, SSE4a |
AM5 (LGA 1718) | Socket | FM1 |
AMD-V, SVM | Virtualization | AMD-V |
Yes | AES-NI | No |
Windows 10, Windows 11, Linux | Operating systems | Windows 10, Linux |
Q1/2024 | Release date | Q4/2011 |
329 $ | Release price | -- |
show more data | show more data | |
AMD Ryzen 7 8700G
8C 16T @ 5.10 GHz |
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AMD Athlon II X4 651K
4C 4T @ 3.00 GHz |
AMD Ryzen 7 8700G
8C 16T @ 4.70 GHz |
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AMD Athlon II X4 651K
4C 4T @ 3.00 GHz |
AMD Ryzen 7 8700G
8C 16T @ 4.70 GHz |
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AMD Athlon II X4 651K
4C 4T @ 3.00 GHz |
AMD Ryzen 7 8700G
8C 16T @ 5.10 GHz |
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AMD Athlon II X4 651K
4C 4T @ 3.00 GHz |
AMD Ryzen 7 8700G
8C 16T @ 5.10 GHz |
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AMD Athlon II X4 651K
4C 4T @ 3.00 GHz |
AMD Ryzen 7 8700G
8C 16T @ 5.10 GHz |
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AMD Athlon II X4 651K
4C 4T @ 3.00 GHz |
AMD Ryzen 7 8700G
8C 16T @ 4.70 GHz |
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AMD Athlon II X4 651K
4C 4T @ 3.00 GHz |
AMD Ryzen 7 8700G
8C 16T @ 5.10 GHz |
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AMD Athlon II X4 651K
4C 4T @ 3.00 GHz |
AMD Ryzen 7 8700G
8C 16T @ 4.70 GHz |
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AMD Athlon II X4 651K
4C 4T @ 3.00 GHz |
AMD Ryzen 7 8700G
8C 16T @ 5.10 GHz |
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AMD Athlon II X4 651K
4C 4T @ 3.00 GHz |
AMD Ryzen 7 8700G
8C 16T @ 4.70 GHz |
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AMD Athlon II X4 651K
4C 4T @ 3.00 GHz |
AMD Ryzen 7 8700G
AMD Radeon 780M @ 2.90 GHz |
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AMD Athlon II X4 651K
@ 0.00 GHz |
AMD Ryzen 7 8700G
18,040 CB R23 MC @ 83 W |
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AMD Athlon II X4 651K
3.00 GHz |
AMD Ryzen 7 8700G
8C 16T @ 4.20 GHz |
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AMD Athlon II X4 651K
4C 4T @ 3.00 GHz |
Devices using this processor |
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AMD Ryzen 7 8700G | AMD Athlon II X4 651K |
Unknown | Unknown |