AMD Ryzen 9 7945HX | AMD EPYC 7552 | |
CPU comparisonIn this CPU comparison, we compare the AMD Ryzen 9 7945HX and the AMD EPYC 7552 and use benchmarks to check which processor is faster.
We compare the AMD Ryzen 9 7945HX 16 core processor released in Q1/2023 with the AMD EPYC 7552 which has 48 CPU cores and was introduced in Q3/2019. |
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AMD Ryzen 9 (40) | Family | AMD EPYC (129) |
AMD Ryzen 7045 (6) | CPU group | AMD EPYC 7002 (24) |
6 | Generation | 2 |
Dragon Range (Zen 4) | Architecture | Rome (Zen 2) |
Mobile | Segment | Desktop / Server |
-- | Predecessor | AMD EPYC 7551 |
-- | Successor | -- |
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CPU Cores and Base FrequencyThe AMD Ryzen 9 7945HX is a 16 core processor with a clock frequency of 2.50 GHz (5.40 GHz). The processor can compute 32 threads at the same time. The AMD EPYC 7552 clocks with 2.20 GHz (3.30 GHz), has 48 CPU cores and can calculate 96 threads in parallel. |
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AMD Ryzen 9 7945HX | Characteristic | AMD EPYC 7552 |
16 | Cores | 48 |
32 | Threads | 96 |
normal | Core architecture | normal |
Yes | Hyperthreading | Yes |
Yes | Overclocking ? | No |
2.50 GHz | Frequency | 2.20 GHz |
5.40 GHz | Turbo Frequency (1 Core) | 3.30 GHz |
-- | Turbo Frequency (All Cores) | 2.50 GHz |
Integrated graphics (iGPU)Graphics (iGPU) integrated into the processor not only enable image output without having to rely on a dedicated graphics solution, but can also efficiently accelerate video playback. |
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AMD Radeon 610M | GPU | no iGPU |
0.40 GHz | GPU frequency | -- |
2.20 GHz | GPU (Turbo) | -- |
9 | GPU Generation | -- |
6 nm | Technology | |
3 | Max. displays | |
2 | Compute units | -- |
128 | Shader | -- |
Yes | Hardware Raytracing | No |
No | Frame Generation | No |
8 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 610M | 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 / Encode | Codec VP9 | No |
Decode / Encode | Codec VP8 | No |
Decode | Codec AV1 | No |
Decode / Encode | Codec AVC | No |
Decode | Codec VC-1 | No |
Decode / Encode | Codec JPEG | No |
Memory & PCIeUp to 128 GB of memory in a maximum of 2 memory channels is supported by the AMD Ryzen 9 7945HX, while the AMD EPYC 7552 supports a maximum of GB of memory with a maximum memory bandwidth of 51.2 GB/s enabled. |
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AMD Ryzen 9 7945HX | Characteristic | AMD EPYC 7552 |
DDR5-5200 | Memory | DDR4-3200 |
128 GB | Max. Memory | |
2 (Dual Channel) | Memory channels | 8 (Octa Channel) |
83.2 GB/s | Max. Bandwidth | 51.2 GB/s |
Yes | ECC | Yes |
16.00 MB | L2 Cache | -- |
64.00 MB | L3 Cache | 192.00 MB |
5.0 | PCIe version | 4.0 |
28 | PCIe lanes | 128 |
110.3 GB/s | PCIe Bandwidth | 252.0 GB/s |
Thermal ManagementThe AMD Ryzen 9 7945HX has a TDP of 55 W. The TDP of the AMD EPYC 7552 is 200 W. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution. |
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AMD Ryzen 9 7945HX | Characteristic | AMD EPYC 7552 |
55 W | TDP (PL1 / PBP) | 200 W |
-- | TDP (PL2) | -- |
75 W | TDP up | -- |
-- | TDP down | -- |
100 °C | Tjunction max. | -- |
Technical detailsThe AMD Ryzen 9 7945HX has 80.00 MB cache and is manufactured in 5 nm. The cache of AMD EPYC 7552 is at 192.00 MB. The processor is manufactured in 7 nm. |
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AMD Ryzen 9 7945HX | Characteristic | AMD EPYC 7552 |
5 nm | Technology | 7 nm |
Chiplet | Chip design | Chiplet |
x86-64 (64 bit) | Instruction set (ISA) | x86-64 (64 bit) |
SSE4a, SSE4.1, SSE4.2,FMA3, AVX2, AVX512 | ISA extensions | SSE4a, SSE4.1, SSE4.2, AVX2, FMA3 |
FL1 | Socket | SP3 |
AMD-V, SVM | Virtualization | AMD-V, SVM |
Yes | AES-NI | Yes |
Windows 10, Windows 11, Linux | Operating systems | Windows 10, Linux |
Q1/2023 | Release date | Q3/2019 |
-- | Release price | 7000 $ |
show more data | show more data | |
AMD Ryzen 9 7945HX
16C 32T @ 5.40 GHz |
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AMD EPYC 7552
48C 96T @ 3.30 GHz |
AMD Ryzen 9 7945HX
16C 32T @ 2.50 GHz |
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AMD EPYC 7552
48C 96T @ 2.50 GHz |
AMD Ryzen 9 7945HX
16C 32T @ 5.40 GHz |
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AMD EPYC 7552
48C 96T @ 3.30 GHz |
AMD Ryzen 9 7945HX
16C 32T @ 5.40 GHz |
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AMD EPYC 7552
48C 96T @ 3.30 GHz |
AMD Ryzen 9 7945HX
16C 32T @ 5.40 GHz |
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AMD EPYC 7552
48C 96T @ 3.30 GHz |
AMD Ryzen 9 7945HX
16C 32T @ 5.40 GHz |
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AMD EPYC 7552
48C 96T @ 3.30 GHz |
AMD Ryzen 9 7945HX
16C 32T @ 2.50 GHz |
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AMD EPYC 7552
48C 96T @ 2.50 GHz |
AMD Ryzen 9 7945HX
16C 32T @ 5.40 GHz |
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AMD EPYC 7552
48C 96T @ 3.30 GHz |
AMD Ryzen 9 7945HX
16C 32T @ 2.50 GHz |
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AMD EPYC 7552
48C 96T @ 2.50 GHz |
AMD Ryzen 9 7945HX
16C 32T @ 2.50 GHz |
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AMD EPYC 7552
48C 96T @ 2.50 GHz |
AMD Ryzen 9 7945HX
AMD Radeon 610M @ 2.20 GHz |
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AMD EPYC 7552
@ 0.00 GHz |
AMD Ryzen 9 7945HX
16C 32T @ 2.50 GHz |
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AMD EPYC 7552
48C 96T @ 2.50 GHz |
AMD Ryzen 9 7945HX
16C 32T @ 2.50 GHz |
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AMD EPYC 7552
48C 96T @ 2.50 GHz |
AMD Ryzen 9 7945HX
16C 32T @ 5.40 GHz |
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AMD EPYC 7552
48C 96T @ 3.30 GHz |
AMD Ryzen 9 7945HX
16C 32T @ 2.50 GHz |
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AMD EPYC 7552
48C 96T @ 2.50 GHz |
AMD Ryzen 9 7945HX
32,788 CB R23 MC @ 134 W |
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AMD EPYC 7552
2.20 GHz |
Devices using this processor |
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AMD Ryzen 9 7945HX | AMD EPYC 7552 |
Unknown | Unknown |