AMD G-T40E vs AMD EPYC 7551
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CPU comparison with benchmarks
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| AMD G-T40E | AMD EPYC 7551 | |
CPU comparisonAMD G-T40E or AMD EPYC 7551 - 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 G-T40E has 2 cores with 2 threads and clocks with a maximum frequency of 1.00 GHz. Up to GB of memory is supported in 1 memory channels. The AMD G-T40E was released in Q1/2011. The AMD EPYC 7551 has 32 cores with 64 threads and clocks with a maximum frequency of 3.00 GHz. The CPU supports up to GB of memory in 8 memory channels. The AMD EPYC 7551 was released in Q3/2017. |
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| AMD G (38) | Family | AMD EPYC (129) |
| AMD G (13) | CPU group | AMD EPYC 7001 (12) |
| 1 | Generation | 1 |
| Ontario (Bobcat) | Architecture | Naples (Zen) |
| Mobile | Segment | Desktop / Server |
| -- | Predecessor | -- |
| -- | Successor | AMD EPYC 7552 |
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CPU Cores and Base FrequencyThe AMD G-T40E is a 2 core processor with a clock frequency of 1.00 GHz. The AMD EPYC 7551 has 32 CPU cores with a clock frequency of 2.00 GHz (3.00 GHz). |
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| AMD G-T40E | Characteristic | AMD EPYC 7551 |
| 2 | Cores | 32 |
| 2 | Threads | 64 |
| normal | Core architecture | normal |
| No | Hyperthreading | Yes |
| No | Overclocking ? | No |
| 1.00 GHz | Frequency | 2.00 GHz |
| -- | Turbo Frequency (1 Core) | 3.00 GHz |
| -- | Turbo Frequency (All Cores) | 2.55 GHz |
Integrated graphics (iGPU)The integrated graphics unit of a processor is not only responsible for the pure image output on the system, but can also significantly increase the efficiency of the system with the support of modern video codecs. |
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| AMD Radeon HD 6250 | GPU | no iGPU |
| 0.28 GHz | GPU frequency | -- |
| -- | GPU (Turbo) | -- |
| 3 | GPU Generation | -- |
| 40 nm | Technology | |
| 2 | Max. displays | |
| 1 | Compute units | -- |
| 80 | Shader | -- |
| No | Hardware Raytracing | No |
| No | Frame Generation | No |
| 1 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 6250 | 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 G-T40E supports a maximum of GB of memory in 1 memory channels. The AMD EPYC 7551 can connect up to GB of memory in 8 memory channels. |
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| AMD G-T40E | Characteristic | AMD EPYC 7551 |
| DDR3L-1066 | Memory | DDR4-2666 |
| Max. Memory | ||
| 1 (Single Channel) | Memory channels | 8 (Octa Channel) |
| 8.5 GB/s | Max. Bandwidth | 170.6 GB/s |
| No | ECC | Yes |
| -- | L2 Cache | -- |
| 1.00 MB | L3 Cache | 64.00 MB |
| -- | PCIe version | 3.0 |
| -- | PCIe lanes | 128 |
| -- | PCIe Bandwidth | 126.1 GB/s |
Thermal ManagementThe TDP (Thermal Design Power) of a processor specifies the required cooling solution. The AMD G-T40E has a TDP of 6.4 W, that of the AMD EPYC 7551 is 180 W. |
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| AMD G-T40E | Characteristic | AMD EPYC 7551 |
| 6.4 W | TDP (PL1 / PBP) | 180 W |
| -- | TDP (PL2) | -- |
| -- | TDP up | -- |
| -- | TDP down | -- |
| -- | Tjunction max. | -- |
Technical detailsThe AMD G-T40E has a 1.00 MB cache, while the AMD EPYC 7551 cache has a total of 64.00 MB. |
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| AMD G-T40E | Characteristic | AMD EPYC 7551 |
| 40 nm | Technology | 14 nm |
| Unknown | Chip design | Chiplet |
| x86-64 (64 bit) | Instruction set (ISA) | x86-64 (64 bit) |
| SSE3, SSE4a | ISA extensions | SSE4a, SSE4.1, SSE4.2, AVX2, FMA3 |
| -- | Socket | SP3 |
| AMD-V | Virtualization | AMD-V, SVM |
| No | AES-NI | Yes |
| Operating systems | Windows 10, Linux | |
| Q1/2011 | Release date | Q3/2017 |
| -- | Release price | 3200 $ |
| show more data | show more data | |
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2C 2T @ 1.00 GHz buy now on Amazon and save!
32C 64T @ 2.00 GHz (3.00 GHz) buy now on Amazon and save!
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Rate these processors
Average performance in benchmarks
⌀ Single core performance in 0 CPU benchmarks
⌀ Multi core performance in 1 CPU benchmarks
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.
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AMD G-T40E
2C 2T @ 1.00 GHz |
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AMD EPYC 7551
32C 64T @ 2.55 GHz |
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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.
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AMD G-T40E
AMD Radeon HD 6250 @ 0.28 GHz |
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AMD EPYC 7551
@ 0.00 GHz |
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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.
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AMD G-T40E
2C 2T @ 1.00 GHz |
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AMD EPYC 7551
32C 64T @ 3.00 GHz |
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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.
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AMD G-T40E
2C 2T @ 1.00 GHz |
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AMD EPYC 7551
32C 64T @ 2.55 GHz |
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Devices using this processor |
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| AMD G-T40E | AMD EPYC 7551 |
| Unknown | Unknown |
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