Note: The information shown below is based on rumors and unoffical information. Technical details or benchmark results may be different in the final version of this processor. |
AMD EPYC 9865 | Intel Core i7-1255U | |
CPU comparisonIn this CPU comparison, we compare the AMD EPYC 9865 and the Intel Core i7-1255U and use benchmarks to check which processor is faster.
We compare the AMD EPYC 9865 160 core processor released in Q4/2024 with the Intel Core i7-1255U which has 10 CPU cores and was introduced in Q1/2022. |
||
AMD EPYC (129) | Family | Intel Core i7 (298) |
AMD EPYC 9005 (21) | CPU group | Intel Core i 1200P/1200U (21) |
5 | Generation | 12 |
Turin (Zen 5 / Zen 5c) | Architecture | Alder Lake U |
Desktop / Server | Segment | Mobile |
-- | Predecessor | -- |
-- | Successor | Intel Core i7-1355U |
|
||
CPU Cores and Base FrequencyThe AMD EPYC 9865 is a 160 core processor with a clock frequency of 2.10 GHz. The processor can compute 320 threads at the same time. The Intel Core i7-1255U clocks with 1.70 GHz (4.70 GHz), has 10 CPU cores and can calculate 12 threads in parallel. |
||
AMD EPYC 9865 | Characteristic | Intel Core i7-1255U |
160 | Cores | 10 |
320 | Threads | 12 |
normal | Core architecture | hybrid (big.LITTLE) |
Yes | Hyperthreading | Yes |
No | Overclocking ? | No |
2.10 GHz 160x Zen 5c |
A-Core | 1.70 GHz (4.70 GHz) 2x Golden Cove |
-- | B-Core | 1.20 GHz (3.50 GHz) 8x Gracemont |
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. |
||
no iGPU | GPU | Intel Iris Xe Graphics 96 (Alder Lake) |
GPU frequency | 0.35 GHz | |
-- | GPU (Turbo) | 1.25 GHz |
-- | GPU Generation | 13 |
Technology | 10 nm | |
Max. displays | 4 | |
-- | Compute units | 96 |
-- | Shader | 768 |
No | Hardware Raytracing | No |
No | Frame Generation | No |
-- | Max. GPU Memory | 32 GB |
-- | DirectX Version | 12.1 |
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. |
||
no iGPU | GPU | Intel Iris Xe Graphics 96 (Alder 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 / Encode |
No | Codec VP8 | Decode |
No | Codec AV1 | Decode |
No | Codec AVC | Decode / Encode |
No | Codec VC-1 | Decode |
No | Codec JPEG | Decode / Encode |
Memory & PCIeUp to 6144 GB of memory in a maximum of 12 memory channels is supported by the AMD EPYC 9865, while the Intel Core i7-1255U supports a maximum of 64 GB of memory with a maximum memory bandwidth of 83.2 GB/s enabled. |
||
AMD EPYC 9865 | Characteristic | Intel Core i7-1255U |
DDR5-6000 | Memory | LPDDR5-5200, LPDDR4X-4266, DDR5-4800, DDR4-3200 |
6144 GB | Max. Memory | 64 GB |
12 | Memory channels | 2 (Dual Channel) |
480.0 GB/s | Max. Bandwidth | 83.2 GB/s |
Yes | ECC | No |
-- | L2 Cache | 6.50 MB |
320.00 MB | L3 Cache | 12.00 MB |
5.0 | PCIe version | 4.0 |
128 | PCIe lanes | 28 |
504.1 GB/s | PCIe Bandwidth | 55.1 GB/s |
Thermal ManagementThe AMD EPYC 9865 has a TDP of 400 W. The TDP of the Intel Core i7-1255U is 15 W. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution. |
||
AMD EPYC 9865 | Characteristic | Intel Core i7-1255U |
400 W | TDP (PL1 / PBP) | 15 W |
-- | TDP (PL2) | 55 W |
-- | TDP up | -- |
-- | TDP down | -- |
100 °C | Tjunction max. | 100 °C |
Technical detailsThe AMD EPYC 9865 has 320.00 MB cache and is manufactured in 4 nm. The cache of Intel Core i7-1255U is at 18.50 MB. The processor is manufactured in 10 nm. |
||
AMD EPYC 9865 | Characteristic | Intel Core i7-1255U |
4 nm | Technology | 10 nm |
Chiplet | Chip design | Monolithic |
x86-64 (64 bit) | Instruction set (ISA) | x86-64 (64 bit) |
SSE4.2, AVX2, AVX-512, BFLOAT16, VNNI | ISA extensions | SSE4.1, SSE4.2, AVX2 |
SP5 | Socket | BGA 1744 |
AMD-V, SVM | Virtualization | VT-x, VT-x EPT, VT-d |
Yes | AES-NI | Yes |
Windows Server 2022, Linux, Windows 11 | Operating systems | Windows 10, Windows 11, Linux |
Q4/2024 | Release date | Q1/2022 |
-- | Release price | -- |
show more data | show more data | |
AMD EPYC 9865
160C 320T @ 2.10 GHzNot verified |
|||
Intel Core i7-1255U
10C 12T @ 4.70 GHz |
AMD EPYC 9865
160C 320T @ 2.10 GHzNot verified |
|||
Intel Core i7-1255U
10C 12T @ 2.70 GHz |
AMD EPYC 9865
160C 320T @ 2.10 GHzNot verified |
|||
Intel Core i7-1255U
10C 12T @ 4.70 GHz |
AMD EPYC 9865
160C 320T @ 2.10 GHzNot verified |
|||
Intel Core i7-1255U
10C 12T @ 2.70 GHz |
AMD EPYC 9865
160C 320T @ 2.10 GHzNot verified |
|||
Intel Core i7-1255U
10C 12T @ 4.70 GHz |
AMD EPYC 9865
160C 320T @ 2.10 GHzNot verified |
|||
Intel Core i7-1255U
10C 12T @ 2.70 GHz |
AMD EPYC 9865
160C 320T @ 2.10 GHzNot verified |
|||
Intel Core i7-1255U
10C 12T @ 4.70 GHz |
AMD EPYC 9865
160C 320T @ 2.10 GHzNot verified |
|||
Intel Core i7-1255U
10C 12T @ 2.70 GHz |
AMD EPYC 9865
@ 0.00 GHzNot verified |
|||
Intel Core i7-1255U
Intel Iris Xe Graphics 96 (Alder Lake) @ 1.25 GHz |
AMD EPYC 9865
160C 320T @ 2.10 GHzNot verified |
|||
Intel Core i7-1255U
10C 12T @ 2.70 GHz |
AMD EPYC 9865
160C 320T @ 2.10 GHzNot verified |
|||
Intel Core i7-1255U
10C 12T @ 4.70 GHz |
AMD EPYC 9865
160C 320T @ 2.10 GHzNot verified |
|||
Intel Core i7-1255U
10C 12T @ 2.70 GHz |
Devices using this processor |
|
AMD EPYC 9865 | Intel Core i7-1255U |
Unknown | Unknown |