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Intel Core Ultra 7 155H vs Intel Celeron 7305
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 Ultra 7 155H
100 %
16C / 22T · 4.80 GHz
Intel Celeron 7305
22 %
5C / 6T · 1.10 GHz
Geekbench 6 Multi-Core
Multi-core performance
Intel Core Ultra 7 155H
100 %
16C / 22T · 4.20 GHz
Intel Celeron 7305
11 %
5C / 6T · 1.10 GHz
Geekbench 5, 64bit Single-Core
Single-core performance
Intel Core Ultra 7 155H
100 %
16C / 22T · 4.80 GHz
Intel Celeron 7305
24 %
5C / 6T · 1.10 GHz
Geekbench 5, 64bit Multi-Core
Multi-core performance
Intel Core Ultra 7 155H
100 %
16C / 22T · 4.20 GHz
Intel Celeron 7305
11 %
5C / 6T · 1.10 GHz
iGPU - FP32 Performance (Single-precision GFLOPS)
Intel Core Ultra 7 155H
100 %
Intel Iris Xe 8 Core Graphics 128 EUs (Meteor Lake)
Intel Celeron 7305
19 %
Intel UHD Graphics 12th Gen (48 EU)
More benchmarks
Cinebench 2026 (ST)
218 entries
218 entries
Cinebench 2026 (MC)
219 entries
219 entries
Cinebench 2024 (SC)
427 entries
427 entries
Cinebench 2024 (MC)
422 entries
422 entries
Cinebench R23 (SC)
690 entries
690 entries
Cinebench R23 (MC)
665 entries
665 entries
Geekbench 6 (SC)
1,989 entries
1,989 entries
Geekbench 6 (MC)
1,927 entries
1,927 entries
Geekbench 5 (SC)
2,512 entries
2,512 entries
Geekbench 5 (MC)
2,483 entries
2,483 entries
FP32 SP (iGPU)
2,219 entries
2,219 entries
3DMark Timespy (iGPU)
534 entries
534 entries
PassMark CPU-Mark
2,504 entries
2,504 entries
CPU performance per watt (efficiency)
140 entries
140 entries
Specifications
At a glance
|
Wischen
|
Intel Core Ultra 7 155H | Intel Celeron 7305 |
|---|---|---|
| Family | Intel Core Ultra 7 (31) | Intel Celeron (165) |
| CPU group | Intel Core Ultra 100H (5) | Intel Celeron 7000 (3) |
| Architecture | Meteor Lake H | Alder Lake U |
| Technology | 7 nm | 10 nm |
| Segment | Notebook | Notebook |
| Socket | BGA 2049 | BGA 1744 |
| Predecessor | Intel Celeron 6305 | |
| Successor | Intel Core Ultra 7 255H |
CPU Cores and Base Frequency
|
Wischen
|
Intel Core Ultra 7 155H | Intel Celeron 7305 |
|---|---|---|
| CPU Cores / Threads | 16 / 22 | 5 / 6 |
| Hyperthreading / SMT | ✓ | ✓ |
| Core architecture | hybrid (big.LITTLE) | hybrid (big.LITTLE) |
| Core Cluster 1: | 6x Redwood Cove 1.40 - 4.80 GHz |
1x Golden Cove 1.10 GHz |
| Core Cluster 2: | 8x Crestmont 0.90 - 3.80 GHz |
4x Gracemont 0.90 GHz |
| Core Cluster 3: | 2x Crestmont 0.70 - 2.50 GHz |
|
| L2-Cache | 18.00 MB | 3.25 MB |
| L3-Cache | 24.00 MB | 8.00 MB |
| Overclocking | ✗ | ✗ |
Integrated graphics (iGPU)
|
Wischen
|
Intel Core Ultra 7 155H | Intel Celeron 7305 |
|---|---|---|
| GPU name | Intel Iris Xe 8 Core Graphics 128 EUs (Meteor Lake) | Intel UHD Graphics 12th Gen (48 EU) |
| GPU frequency | 0.60 - 2.25 GHz | 0.20 - 1.10 GHz |
| CUs / Shader | 128 / 1024 | 48 / 384 |
| Raytracing | ✓ | ✗ |
| Max. displays | 4 | 3 |
| Max. GPU Memory | 32 GB | 64 GB |
| Technology | 5 nm | 10 nm |
| Release date | Q4/2023 | Q2/2020 |
NPU AI performance
|
Wischen
|
Intel Core Ultra 7 155H | Intel Celeron 7305 |
|---|---|---|
| AI hardware | Intel® AI Boost | |
| AI specifications | Intel AI Boost @ 1.4 GHz (OpenVINO, WindowsML, DirectML, ONNX RT) | |
| NPU + CPU + iGPU |
Memory & PCIe
|
Wischen
|
Intel Core Ultra 7 155H | Intel Celeron 7305 |
|---|---|---|
| Memory | LPDDR5X-7500 (120.0 GB/s) DDR5-5600 (89.6 GB/s) | LPDDR5-5200 (83.2 GB/s) DDR5-4800 (76.8 GB/s) LPDDR4X-4266 (68.2 GB/s) DDR4-3200 (51.2 GB/s) |
| Max. Memory | 96 GB | 64 GB |
| Memory channels | 2 | 2 |
| ECC | No | No |
| PCIe | 5.0 x 20 | 4.0 x 20 |
| PCIe Bandwidth | 78.8 GB/s | 39.4 GB/s |
Thermal Management
|
Wischen
|
Intel Core Ultra 7 155H | Intel Celeron 7305 |
|---|---|---|
| TDP | 28 W | 15 W |
| TDP (PL2) | 115 W | 55 W |
| TDP up | 65 W | |
| TDP down | 20 W | 12 W |
| T. junction max. | 110 °C | 100 °C |
Technical details
|
Wischen
|
Intel Core Ultra 7 155H | Intel Celeron 7305 |
|---|---|---|
| Chip design | Chiplet | Monolithic |
| AES-NI | ✓ | ✓ |
| Operating systems | Windows 11, 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 | Q4/2023 | Q1/2022 |
| Release price | 128 $ | |
| 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 Ultra 7 155H is 3.9 stars (532 ratings), while Intel Celeron 7305 has received 2.7 stars (12 ratings).
Click on the stars to rate one or both processors.
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