Name: | Intel Core i7-1255U |
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Family: | Intel Core i7 (300) |
CPU group: | Intel Core i 1200P/1200U (21) |
Architecture: | Alder Lake U |
Technology: | 10 nm |
Segment: | Notebook |
Generation: | 12 |
Predecessor: | -- |
Successor: | Intel Core i7-1355U |
CPU Cores / Threads: | 10 / 12 |
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Core architecture: | hybrid (big.LITTLE) |
A-Core: | 2x Golden Cove |
B-Core: | 8x Gracemont |
Hyperthreading / SMT: | Yes |
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Overclocking: | No |
A-Core Frequency: | 1.70 GHz (4.70 GHz) |
B-Core Frequency: | 1.20 GHz (3.50 GHz) |
GPU name: | Intel Iris Xe Graphics 96 (Alder Lake) |
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GPU frequency: | 0.35 GHz |
GPU (Turbo): | 1.25 GHz |
Compute units: | 96 |
Shader: | 768 |
Hardware Raytracing: | No |
Release date: | Q1/2022 |
Max. displays: | 4 |
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Generation: | 13 |
Direct X: | 12.1 |
Technology: | 10 nm |
Max. GPU Memory: | 32 GB |
Frame Generation: | No |
h265 / HEVC (8 bit): | Decode / Encode |
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h265 / HEVC (10 bit): | Decode / Encode |
h264: | Decode / Encode |
VP8: | Decode |
VP9: | Decode / Encode |
AV1: | Decode |
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AVC: | Decode / Encode |
VC-1: | Decode |
JPEG: | Decode / Encode |
Memory & PCIeThe processor can use up to 64 GB memory in 2 (Dual Channel) memory channels. The maximum memory bandwidth is 83.2 GB/s. The memory type as well as the amount of memory can greatly affect the speed of the system. |
|
Memory type: | Memory bandwidth: |
---|---|
LPDDR5-5200 LPDDR4X-4266 DDR5-4800 DDR4-3200 | 83.2 GB/s 68.2 GB/s 76.8 GB/s 51.2 GB/s |
Max. Memory: | 64 GB |
Memory channels: | 2 (Dual Channel) |
ECC: | No |
PCIe: | 4.0 x 28 |
PCIe Bandwidth: | 55.1 GB/s |
Thermal ManagementThe thermal design power (TDP for short) of the processor is 15 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently. The TDP usually gives a rough idea of the actual power consumption of the CPU. |
|
---|---|
TDP (PL1 / PBP): | 15 W |
TDP (PL2): | 55 W |
TDP up: | -- |
TDP down: | -- |
Tjunction max.: | 100 °C |
Technology: | 10 nm |
---|---|
Chip design: | Monolithic |
Socket: | BGA 1744 |
L2-Cache: | 6.50 MB |
L3-Cache: | 12.00 MB |
AES-NI: | Yes |
Operating systems: | Windows 10, Windows 11, Linux |
Virtualization: | VT-x, VT-x EPT, VT-d |
---|---|
Instruction set (ISA): | x86-64 (64 bit) |
ISA extensions: | SSE4.1, SSE4.2, AVX2 |
Release date: | Q1/2022 |
Release price: | -- |
Part Number: | -- |
Documents: | Technical data sheet |
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Intel Core Ultra 9 185H
16C 22T @ 5.10 GHz |
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Intel Core i7-1260P
12C 16T @ 4.70 GHz |
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Intel Core Ultra 7 155H
16C 22T @ 4.80 GHz |
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Intel Core i7-1255U
10C 12T @ 4.70 GHz |
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AMD Ryzen 7 PRO 8840HS
8C 16T @ 5.10 GHz |
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AMD Ryzen 7 PRO 8845HS
8C 16T @ 5.10 GHz |
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AMD Ryzen 7 8840H
8C 16T @ 5.10 GHz |
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AMD Ryzen 5 5625U
6C 12T @ 3.40 GHz |
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Apple M1
8C 8T @ 3.20 GHz |
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Apple M1 (7-GPU)
8C 8T @ 3.20 GHz |
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Intel Core i7-1255U
10C 12T @ 2.70 GHz |
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Intel Core i7-10850H
6C 12T @ 3.40 GHz |
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Intel Core i7-10750H
6C 12T @ 3.20 GHz |
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AMD Ryzen 5 PRO 5650U
6C 12T @ 3.60 GHz |
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Intel Core Ultra 5 125U
12C 14T @ 4.30 GHz |
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Intel Pentium Gold 8505
5C 6T @ 4.40 GHz |
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Intel Xeon W-11855M
6C 12T @ 4.90 GHz |
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Intel Core i7-1255U
10C 12T @ 4.70 GHz |
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Intel Core Ultra 5 235U
12C 14T @ 4.90 GHz |
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Intel Core i9-11950H
8C 16T @ 5.00 GHz |
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Intel Core i9-11980HK
8C 16T @ 5.00 GHz |
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AMD Ryzen 7 5800U
8C 16T @ 3.40 GHz |
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Intel Core i7-10875H
8C 16T @ 3.20 GHz |
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Intel Core i9-9980HK
8C 16T @ 3.40 GHz |
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Intel Core i7-1255U
10C 12T @ 2.70 GHz |
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AMD Ryzen 9 5900HS
8C 16T @ 4.00 GHz |
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Intel Core i9-10880H
8C 16T @ 2.30 GHz |
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Intel Core i7-10870H
8C 16T @ 3.10 GHz |
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Intel Core i7-1260P
12C 16T @ 4.70 GHz |
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Intel Core i7-12700H
14C 20T @ 4.70 GHz |
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Intel Core i7-12700HL
14C 20T @ 4.70 GHz |
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Intel Core i7-1255U
10C 12T @ 4.70 GHz |
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Intel Core i9-11900H
8C 16T @ 4.90 GHz |
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Intel Core i7-1260U
10C 12T @ 4.70 GHz |
||
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Intel Core i7-1250U
10C 12T @ 4.70 GHz |
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Apple M1
8C 8T @ 3.20 GHz |
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Apple M1 (7-GPU)
8C 8T @ 3.20 GHz |
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AMD Ryzen 7 5700U
8C 16T @ 3.30 GHz |
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Intel Core i7-1255U
10C 12T @ 2.70 GHz |
||
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AMD Ryzen 7 4800HS
8C 16T @ 3.80 GHz |
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Intel Core i7-10875H
8C 16T @ 3.20 GHz |
||
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Intel Core i7-10870H
8C 16T @ 3.10 GHz |
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Intel Core i7-12700H
14C 20T @ 4.70 GHz |
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AMD Ryzen 7 8745HS
8C 16T @ 4.90 GHz |
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Intel Core i5-1335U
10C 12T @ 4.60 GHz |
||
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Intel Core i7-1255U
10C 12T @ 4.70 GHz |
||
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AMD Ryzen 9 6980HX
8C 16T @ 5.00 GHz |
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AMD Ryzen 9 6980HS
8C 16T @ 5.00 GHz |
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AMD Ryzen 9 6900HX
8C 16T @ 4.90 GHz |
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Intel Core i5-1235U
10C 12T @ 2.50 GHz |
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AMD Ryzen 9 4900U
8C 16T @ 3.40 GHz |
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AMD Ryzen 5 4600H
6C 12T @ 4.00 GHz |
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Intel Core i7-1255U
10C 12T @ 2.70 GHz |
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AMD Ryzen 7 PRO 4750U
8C 16T @ 3.10 GHz |
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Intel Core i7-10850H
6C 12T @ 3.40 GHz |
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Intel Core i7-10750H
6C 12T @ 3.20 GHz |
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AMD Ryzen 7 5700U
AMD Radeon RX Vega 8 (Renoir) @ 1.90 GHz |
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Intel Core Ultra 7 155U
Intel Iris Xe 4 Core Graphics 64 EUs (Meteor Lake) @ 1.95 GHz |
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Intel Core i7-1165G7
Intel Iris Xe Graphics 96 (Tiger Lake) @ 1.30 GHz |
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Intel Core i7-1255U
Intel Iris Xe Graphics 96 (Alder Lake) @ 1.25 GHz |
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Intel Core i7-1265U
Intel Iris Xe Graphics 96 (Alder Lake) @ 1.25 GHz |
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Intel Core i7-1265UL
Intel Iris Xe Graphics 96 (Alder Lake) @ 1.25 GHz |
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Intel Core i7-1255UL
Intel Iris Xe Graphics 96 (Alder Lake) @ 1.25 GHz |
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Intel Core i7-1265UL
10C 12T @ 3.40 GHz |
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Intel Core i3-1220P
10C 12T @ 2.70 GHz |
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Intel Core i9-9880H
8C 16T @ 3.40 GHz |
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Intel Core i7-1255U
10C 12T @ 2.70 GHz |
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Intel Core i5-1235U
10C 12T @ 2.50 GHz |
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AMD Ryzen 5 4680U
6C 12T @ 2.20 GHz |
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AMD Ryzen 7 4700U
8C 8T @ 3.40 GHz |
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Intel Core i9-11900KB
8C 16T @ 5.30 GHz |
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AMD Ryzen 9 6900HS
8C 16T @ 4.60 GHz |
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AMD Ryzen 9 5980HS
8C 16T @ 4.80 GHz |
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Intel Core i7-1255U
10C 12T @ 4.70 GHz |
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AMD Ryzen 7 6800U
8C 16T @ 4.70 GHz |
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AMD Ryzen 7 5800H
8C 16T @ 4.40 GHz |
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Intel Core i7-1260P
12C 16T @ 4.70 GHz |
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AMD Ryzen 5 PRO 6650U
6C 12T @ 3.80 GHz |
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Intel Core i9-9880H
8C 16T @ 3.40 GHz |
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Intel Core i7-10870H
8C 16T @ 3.10 GHz |
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Intel Core i7-1255U
10C 12T @ 2.70 GHz |
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AMD Ryzen 5 4600H
6C 12T @ 4.00 GHz |
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AMD Ryzen 5 7530U
6C 12T @ 3.00 GHz |
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AMD Ryzen 5 PRO 7530U
6C 12T @ 3.00 GHz |