Intel Xeon Silver 4309Y | Intel Core Ultra 5 125H | |
CPU comparisonIntel Xeon Silver 4309Y or Intel Core Ultra 5 125H - 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 Xeon Silver 4309Y has 8 cores with 16 threads and clocks with a maximum frequency of 3.60 GHz. Up to 6144 GB of memory is supported in 8 memory channels. The Intel Xeon Silver 4309Y was released in Q2/2021. The Intel Core Ultra 5 125H has 14 cores with 18 threads and clocks with a maximum frequency of 4.50 GHz. The CPU supports up to 96 GB of memory in 2 memory channels. The Intel Core Ultra 5 125H was released in Q4/2023. |
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Intel Xeon Silver (32) | Family | Intel Core Ultra 5 (10) |
Intel Xeon Silver 4300 (5) | CPU group | Intel Core Ultra 100H (5) |
3 | Generation | 1 |
Ice Lake | Architecture | Meteor Lake H |
Desktop / Server | Segment | Mobile |
-- | Predecessor | -- |
-- | Successor | -- |
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CPU Cores and Base FrequencyThe Intel Xeon Silver 4309Y has 8 CPU cores and can calculate 16 threads in parallel. The clock frequency of the Intel Xeon Silver 4309Y is 2.80 GHz (3.60 GHz) while the Intel Core Ultra 5 125H has 14 CPU cores and 18 threads can calculate simultaneously. The clock frequency of the Intel Core Ultra 5 125H is at 1.20 GHz (4.50 GHz). |
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Intel Xeon Silver 4309Y | Characteristic | Intel Core Ultra 5 125H |
8 | Cores | 14 |
16 | Threads | 18 |
normal | Core architecture | hybrid (big.LITTLE) |
Yes | Hyperthreading | Yes |
No | Overclocking ? | No |
2.80 GHz (3.60 GHz) | A-Core | 1.20 GHz (4.50 GHz) 4x Redwood Cove |
-- | B-Core | 0.70 GHz (3.60 GHz) 8x Crestmont |
-- | C-Core | 0.70 GHz (2.50 GHz) 2x Crestmont |
Artificial Intelligence and Machine LearningProcessors with the support of artificial intelligence (AI) and machine learning (ML) can process many calculations, especially audio, image and video processing, much faster than classic processors. Algorithms for ML improve their performance the more data they have collected via software. ML tasks can be processed up to 10,000 times faster than with a classic processor. |
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Intel Xeon Silver 4309Y | Characteristic | Intel Core Ultra 5 125H |
-- | AI hardware | Intel AI engine |
-- | AI specifications | Intel AI Boost @ 1.4 GHz (OpenVINO, WindowsML, DirectML, ONNX RT) |
Internal GraphicsThe Intel Xeon Silver 4309Y or Intel Core Ultra 5 125H 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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no iGPU | GPU | Intel Iris Xe 7 Core Graphics 112 EUs (Meteor Lake) |
GPU frequency | 0.60 GHz | |
-- | GPU (Turbo) | 2.20 GHz |
-- | GPU Generation | -- |
Technology | 5 nm | |
Max. displays | 4 | |
-- | Compute units | 112 |
-- | Shader | 896 |
No | Hardware Raytracing | Yes |
No | Frame Generation | No |
-- | Max. GPU Memory | 32 GB |
-- | DirectX Version | 12.2 |
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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no iGPU | GPU | Intel Iris Xe 7 Core Graphics 112 EUs (Meteor Lake) |
No | Codec h265 / HEVC (8 bit) | Decode / Encode |
No | Codec h265 / HEVC (10 bit) | Decode / Encode |
No | Codec h264 | Decode / Encode |
No | Codec VP9 | Decode |
No | Codec VP8 | Decode |
No | Codec AV1 | Decode / Encode |
No | Codec AVC | Decode / Encode |
No | Codec VC-1 | Decode |
No | Codec JPEG | Decode / Encode |
Memory & PCIeThe Intel Xeon Silver 4309Y can use up to 6144 GB of memory in 8 memory channels. The maximum memory bandwidth is 170.8 GB/s. The Intel Core Ultra 5 125H supports up to 96 GB of memory in 2 memory channels and achieves a memory bandwidth of up to 120.0 GB/s. |
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Intel Xeon Silver 4309Y | Characteristic | Intel Core Ultra 5 125H |
DDR4-2666 | Memory | LPDDR5X-7500, DDR5-5600 |
6144 GB | Max. Memory | 96 GB |
8 (Octa Channel) | Memory channels | 2 (Dual Channel) |
170.8 GB/s | Max. Bandwidth | 120.0 GB/s |
Yes | ECC | No |
-- | L2 Cache | 14.00 MB |
12.00 MB | L3 Cache | 18.00 MB |
4.0 | PCIe version | 5.0 |
64 | PCIe lanes | 20 |
126.0 GB/s | PCIe Bandwidth | 78.8 GB/s |
Thermal ManagementThe thermal design power (TDP for short) of the Intel Xeon Silver 4309Y is 105 W, while the Intel Core Ultra 5 125H has a TDP of 28 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently. |
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Intel Xeon Silver 4309Y | Characteristic | Intel Core Ultra 5 125H |
105 W | TDP (PL1 / PBP) | 28 W |
-- | TDP (PL2) | 115 W |
-- | TDP up | 65 W |
-- | TDP down | 20 W |
-- | Tjunction max. | 110 °C |
Technical detailsThe Intel Xeon Silver 4309Y is manufactured in 10 nm and has 12.00 MB cache. The Intel Core Ultra 5 125H is manufactured in 7 nm and has a 32.00 MB cache. |
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Intel Xeon Silver 4309Y | Characteristic | Intel Core Ultra 5 125H |
10 nm | Technology | 7 nm |
Monolithic | Chip design | Chiplet |
x86-64 (64 bit) | Instruction set (ISA) | x86-64 (64 bit) |
SSE4.2, AVX2, AVX-512 | ISA extensions | SSE4.1, SSE4.2, AVX2 |
LGA 4189 | Socket | BGA 2049 |
VT-x, VT-x EPT, VT-d | Virtualization | VT-x, VT-x EPT, VT-d |
Yes | AES-NI | Yes |
Windows 10, Linux | Operating systems | Windows 11, Linux |
Q2/2021 | Release date | Q4/2023 |
536 $ | Release price | -- |
show more data | show more data | |
Intel Xeon Silver 4309Y
8C 16T @ 3.60 GHz |
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Intel Core Ultra 5 125H
14C 18T @ 4.50 GHz |
Intel Xeon Silver 4309Y
8C 16T @ 2.80 GHz |
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Intel Core Ultra 5 125H
14C 18T @ 4.50 GHz |
Intel Xeon Silver 4309Y
8C 16T @ 3.60 GHz |
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Intel Core Ultra 5 125H
14C 18T @ 4.50 GHz |
Intel Xeon Silver 4309Y
8C 16T @ 2.80 GHz |
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Intel Core Ultra 5 125H
14C 18T @ 4.50 GHz |
Intel Xeon Silver 4309Y
8C 16T @ 2.80 GHz |
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Intel Core Ultra 5 125H
14C 18T @ 4.50 GHz |
Intel Xeon Silver 4309Y
8C 16T @ 3.60 GHz |
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Intel Core Ultra 5 125H
14C 18T @ 4.50 GHz |
Intel Xeon Silver 4309Y
8C 16T @ 3.60 GHz |
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Intel Core Ultra 5 125H
14C 18T @ 4.50 GHz |
Intel Xeon Silver 4309Y
8C 16T @ 3.60 GHz |
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Intel Core Ultra 5 125H
14C 18T @ 4.50 GHz |
Intel Xeon Silver 4309Y
8C 16T @ 2.80 GHz |
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Intel Core Ultra 5 125H
14C 18T @ 4.50 GHz |
Intel Xeon Silver 4309Y
@ 0.00 GHz |
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Intel Core Ultra 5 125H
Intel Iris Xe 7 Core Graphics 112 EUs (Meteor Lake) @ 2.20 GHz |
Intel Xeon Silver 4309Y
2.80 GHz |
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Intel Core Ultra 5 125H
14,771 CB R23 MC @ 66 W |
Devices using this processor |
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Intel Xeon Silver 4309Y | Intel Core Ultra 5 125H |
Unknown | Unknown |