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Intel Core i7-1265U vs Intel Xeon D-1577
Last updated:
Benchmarks
Performance Overview
Average performance across multiple benchmarks
Single-core performance
Multi-core performance
Geekbench 6 Single-Core
Single-core performance
Intel Core i7-1265U
100 %
10C / 12T · 4.80 GHz
Intel Xeon D-1577
29 %
16C / 32T · 2.10 GHz
Geekbench 6 Multi-Core
Multi-core performance
Intel Core i7-1265U
100 %
10C / 12T · 2.40 GHz
Intel Xeon D-1577
93 %
16C / 32T · 1.30 GHz
Geekbench 5, 64bit Single-Core
Single-core performance
Intel Core i7-1265U
100 %
10C / 12T · 4.80 GHz
Intel Xeon D-1577
36 %
16C / 32T · 2.10 GHz
Geekbench 5, 64bit Multi-Core
Multi-core performance
Intel Core i7-1265U
81 %
10C / 12T · 2.40 GHz
Intel Xeon D-1577
100 %
16C / 32T · 1.30 GHz
More benchmarks
Specifications
At a glance
|
Wischen
|
Intel Core i7-1265U | Intel Xeon D-1577 |
|---|---|---|
| Family | Intel Core i7 (300) | Intel Xeon D (79) |
| CPU group | Intel Core i 1200P/1200U (21) | Intel Xeon D-1500 (22) |
| Architecture | Alder Lake U | Broadwell |
| Technology | 10 nm | 14 nm |
| Segment | Notebook | Desktop |
| Socket | BGA 1744 | BGA 1667 |
| Predecessor | ||
| Successor | Intel Core i7-1365U |
CPU Cores and Base Frequency
|
Wischen
|
Intel Core i7-1265U | Intel Xeon D-1577 |
|---|---|---|
| CPU Cores / Threads | 10 / 12 | 16 / 32 |
| Hyperthreading / SMT | ✓ | ✓ |
| Core architecture | hybrid (big.LITTLE) | normal |
| Core Cluster 1: | 2x Golden Cove 1.80 - 4.80 GHz |
16x 1.30 - 2.10 GHz |
| Core Cluster 2: | 8x Gracemont 1.30 - 3.60 GHz |
|
| L2-Cache | 6.50 MB | 24.00 MB |
| L3-Cache | 12.00 MB | |
| Overclocking | ✗ | ✗ |
Integrated graphics (iGPU)
|
Wischen
|
Intel Core i7-1265U | Intel Xeon D-1577 |
|---|---|---|
| GPU name | Intel Iris Xe Graphics 96 (Alder Lake) | no iGPU |
| GPU frequency | 0.35 - 1.25 GHz | |
| CUs / Shader | 96 / 768 | / |
| Raytracing | ✗ | ✗ |
| Max. displays | 4 | |
| Max. GPU Memory | 32 GB | |
| Technology | 10 nm | |
| Release date | Q1/2022 |
NPU AI performance
|
Wischen
|
Intel Core i7-1265U | Intel Xeon D-1577 |
|---|---|---|
| AI hardware | ||
| AI specifications | ||
| NPU + CPU + iGPU |
Memory & PCIe
|
Wischen
|
Intel Core i7-1265U | Intel Xeon D-1577 |
|---|---|---|
| Memory | LPDDR5-5200 (83.2 GB/s) DDR5-4800 (76.8 GB/s) LPDDR4X-4266 (68.2 GB/s) DDR4-3200 (51.2 GB/s) | DDR4-2133 (34.1 GB/s) |
| Max. Memory | 64 GB | 128 GB |
| Memory channels | 2 | 2 |
| ECC | No | Yes |
| PCIe | 4.0 x 28 | 3.0 x 32 |
| PCIe Bandwidth | 55.1 GB/s | 31.5 GB/s |
Thermal Management
|
Wischen
|
Intel Core i7-1265U | Intel Xeon D-1577 |
|---|---|---|
| TDP | 15 W | 45 W |
| TDP (PL2) | 55 W | |
| TDP up | ||
| TDP down | ||
| T. junction max. | 100 °C |
Technical details
|
Wischen
|
Intel Core i7-1265U | Intel Xeon D-1577 |
|---|---|---|
| Chip design | Monolithic | Monolithic |
| AES-NI | ✓ | ✓ |
| Operating systems | Windows 10, Windows 11, Linux | Windows 10, Linux |
| Instruction set | x86-64 (64 bit) | x86-64 (64 bit) |
| ISA extensions | SSE4.1, SSE4.2, AVX2 | SSE4.1, SSE4.2, AVX2 |
| Release date | Q1/2022 | Q3/2017 |
| Release price | 1258 $ | |
| Documents | Technical data sheet | Technical data sheet |
User Reviews
Your rating
Here you can rate one or both of the processors. The average rating of Intel Core i7-1265U is 3.7 stars (50 ratings), while Intel Xeon D-1577 has received 5.0 stars (1 ratings).
Click on the stars to rate one or both processors.
Most popular CPUs in both categories
1
Intel Xeon D-1577
16C / 32T · 2.10 GHz
2
Apple M5 Max (18-CPU 32-GPU)
18C / 18T · 4.61 GHz
3
Apple M3 Ultra (28-CPU 60-GPU)
28C / 28T · 4.06 GHz
4
Apple M2 Ultra (76-GPU)
24C / 24T · 3.50 GHz
5
Apple M5 Max (18-CPU 40-GPU)
18C / 18T · 4.61 GHz
6
Apple M3 Ultra (32-CPU 80-GPU)
32C / 32T · 4.06 GHz
7
Apple M5 Pro (15-CPU 16-GPU)
15C / 15T · 4.61 GHz
8
Apple M1 Ultra (48-GPU)
20C / 20T · 3.20 GHz
9
Intel Core i7-1265U
10C / 12T · 4.80 GHz
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