Intel Core i9-13905H | AMD Ryzen 9 7945HX3D | |
CPU comparisonIntel Core i9-13905H or AMD Ryzen 9 7945HX3D - 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 Intel Core i9-13905H has 14 cores with 20 threads and clocks with a maximum frequency of 5.40 GHz. Up to 96 GB of memory is supported in 2 memory channels. The Intel Core i9-13905H was released in Q1/2023. The AMD Ryzen 9 7945HX3D has 16 cores with 32 threads and clocks with a maximum frequency of 5.40 GHz. The CPU supports up to 64 GB of memory in 2 memory channels. The AMD Ryzen 9 7945HX3D was released in Q3/2023. |
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Intel Core i9 (78) | Family | AMD Ryzen 9 (40) |
Intel Core i 13000H (26) | CPU group | AMD Ryzen 7045 (6) |
13 | Generation | 6 |
Raptor Lake H | Architecture | Dragon Range (Zen 4) |
Mobile | Segment | Mobile |
-- | Predecessor | -- |
-- | Successor | -- |
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CPU Cores and Base FrequencyThe Intel Core i9-13905H has 14 CPU cores and can calculate 20 threads in parallel. The clock frequency of the Intel Core i9-13905H is 2.60 GHz (5.40 GHz) while the AMD Ryzen 9 7945HX3D has 16 CPU cores and 32 threads can calculate simultaneously. The clock frequency of the AMD Ryzen 9 7945HX3D is at 2.30 GHz (5.40 GHz). |
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Intel Core i9-13905H | Characteristic | AMD Ryzen 9 7945HX3D |
14 | Cores | 16 |
20 | Threads | 32 |
hybrid (big.LITTLE) | Core architecture | normal |
Yes | Hyperthreading | Yes |
No | Overclocking ? | No |
2.60 GHz (5.40 GHz) 6x Raptor Cove |
A-Core | 2.30 GHz (5.40 GHz) 16x Zen 4 |
1.90 GHz (4.10 GHz) 8x Gracemont |
B-Core | -- |
Integrated graphics (iGPU)The Intel Core i9-13905H or AMD Ryzen 9 7945HX3D 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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Intel Iris Xe Graphics 96 (Alder Lake) | GPU | AMD Radeon 610M |
0.40 GHz | GPU frequency | 0.40 GHz |
1.50 GHz | GPU (Turbo) | 2.20 GHz |
13 | GPU Generation | 9 |
10 nm | Technology | 6 nm |
4 | Max. displays | 3 |
96 | Compute units | 2 |
768 | Shader | 128 |
No | Hardware Raytracing | Yes |
No | Frame Generation | No |
32 GB | Max. GPU Memory | 8 GB |
12.1 | 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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Intel Iris Xe Graphics 96 (Alder Lake) | GPU | AMD Radeon 610M |
Decode / Encode | Codec h265 / HEVC (8 bit) | Decode / Encode |
Decode / Encode | Codec h265 / HEVC (10 bit) | Decode / Encode |
Decode / Encode | Codec h264 | Decode / Encode |
Decode / Encode | Codec VP9 | Decode / Encode |
Decode | Codec VP8 | Decode / Encode |
Decode | Codec AV1 | Decode |
Decode / Encode | Codec AVC | Decode / Encode |
Decode | Codec VC-1 | Decode |
Decode / Encode | Codec JPEG | Decode / Encode |
Memory & PCIeThe Intel Core i9-13905H can use up to 96 GB of memory in 2 memory channels. The maximum memory bandwidth is 102.4 GB/s. The AMD Ryzen 9 7945HX3D supports up to 64 GB of memory in 2 memory channels and achieves a memory bandwidth of up to 83.2 GB/s. |
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Intel Core i9-13905H | Characteristic | AMD Ryzen 9 7945HX3D |
LPDDR5-6400, LPDDR4X-4266, DDR5-5200, DDR4-3200 | Memory | DDR5-5200 |
96 GB | Max. Memory | 64 GB |
2 (Dual Channel) | Memory channels | 2 (Dual Channel) |
102.4 GB/s | Max. Bandwidth | 83.2 GB/s |
No | ECC | No |
-- | L2 Cache | 16.00 MB |
24.00 MB | L3 Cache | 128.00 MB |
5.0 | PCIe version | 5.0 |
20 | PCIe lanes | 28 |
78.8 GB/s | PCIe Bandwidth | 110.3 GB/s |
Thermal ManagementThe thermal design power (TDP for short) of the Intel Core i9-13905H is 45 W, while the AMD Ryzen 9 7945HX3D has a TDP of 55 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently. |
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Intel Core i9-13905H | Characteristic | AMD Ryzen 9 7945HX3D |
45 W | TDP (PL1 / PBP) | 55 W |
115 W | TDP (PL2) | -- |
-- | TDP up | 75 W |
35 W | TDP down | -- |
100 °C | Tjunction max. | 89 °C |
Technical detailsThe Intel Core i9-13905H is manufactured in 10 nm and has 24.00 MB cache. The AMD Ryzen 9 7945HX3D is manufactured in 5 nm and has a 144.00 MB cache. |
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Intel Core i9-13905H | Characteristic | AMD Ryzen 9 7945HX3D |
10 nm | Technology | 5 nm |
Monolithic | Chip design | Chiplet |
x86-64 (64 bit) | Instruction set (ISA) | x86-64 (64 bit) |
SSE4.1, SSE4.2, AVX2, AVX2+ | ISA extensions | SSE4a, SSE4.1, SSE4.2,FMA3, AVX2, AVX512 |
BGA 1744 | Socket | FL1 |
VT-x, VT-x EPT, VT-d | Virtualization | AMD-V, SVM |
Yes | AES-NI | Yes |
Windows 10, Windows 11, Linux | Operating systems | Windows 10, Windows 11, Linux |
Q1/2023 | Release date | Q3/2023 |
700 $ | Release price | -- |
show more data | show more data | |
Intel Core i9-13905H
14C 20T @ 5.40 GHz |
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AMD Ryzen 9 7945HX3D
16C 32T @ 5.40 GHz |
Intel Core i9-13905H
14C 20T @ 5.00 GHz |
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AMD Ryzen 9 7945HX3D
16C 32T @ 2.30 GHz |
Intel Core i9-13905H
Intel Iris Xe Graphics 96 (Alder Lake) @ 1.50 GHz |
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AMD Ryzen 9 7945HX3D
AMD Radeon 610M @ 2.20 GHz |
Intel Core i9-13905H
14C 20T @ 5.40 GHz |
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AMD Ryzen 9 7945HX3D
16C 32T @ 5.40 GHz |
Intel Core i9-13905H
14C 20T @ 5.00 GHz |
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AMD Ryzen 9 7945HX3D
16C 32T @ 2.30 GHz |
Intel Core i9-13905H
14C 20T @ 5.40 GHz |
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AMD Ryzen 9 7945HX3D
16C 32T @ 5.40 GHz |
Intel Core i9-13905H
14C 20T @ 5.00 GHz |
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AMD Ryzen 9 7945HX3D
16C 32T @ 2.30 GHz |
Intel Core i9-13905H
14C 20T @ 5.40 GHz |
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AMD Ryzen 9 7945HX3D
16C 32T @ 5.40 GHz |
Intel Core i9-13905H
14C 20T @ 5.00 GHz |
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AMD Ryzen 9 7945HX3D
16C 32T @ 2.30 GHz |
Intel Core i9-13905H
14C 20T @ 5.40 GHz |
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AMD Ryzen 9 7945HX3D
16C 32T @ 5.40 GHz |
Intel Core i9-13905H
14C 20T @ 5.00 GHz |
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AMD Ryzen 9 7945HX3D
16C 32T @ 2.30 GHz |
Intel Core i9-13905H
2.60 GHz |
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AMD Ryzen 9 7945HX3D
33,450 CB R23 MC @ 104 W |
Devices using this processor |
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Intel Core i9-13905H | AMD Ryzen 9 7945HX3D |
Unknown | ASUS ROG Strix SCAR 17 X3D |