TDP
55W
General info
| Type i | Laptop (272 others) |
| Cpu socket i | BGA 2114Intel Core Ultra 7 255HX |
| Has Integrated Graphics i | ✔ (785 others) |
| Release date i | 1 year ago01/06/2025 (52 others) |
| Thermal design power (tdp) i | 55W (46 others) |
| Semiconductor size i | 3 nm (76 others) |
| Cpu temperature i | 105 °C (72 others) |
| Pci express (pcie) version i | 5 (244 others) |
Performance
| CPU Speed i | 8 x 2.4 GHz & 12 x 1.8 GHz (2 others) |
| Cpu threads i | 20 threads (65 others) |
| Turbo clock speed i | 5.2GHz (39 others) |
| Has An Unlocked Multiplier i | ✔ (256 others) |
| L2 Cache i | 36 MB (10 others) |
Benchmarks
| Passmark result i | 49275 |
| Passmark result (single) i | 4603 |
Integrated graphics
| GPU Clock Speed i | 300 MHz (214 others) |
| Gpu turbo i | 1850 MHz (6 others) |
| Directx version i | DirectX 12 (574 others) |
| Supported displays i | 4 (361 others) |
| Opengl version i | 4.5 (235 others) |
| Opencl version i | 3 (289 others) |
Memory
| Ram speed (max) i | 6400 MHz (73 others) |
| Ddr memory version i | 5 (466 others) |
| Memory channels i | 2 (845 others) |
| Maximum memory amount i | 192GB (83 others) |
| Supports ecc memory i | ✖ |
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Frequently Asked Questions
How much L2 cache does the Intel Core Ultra 7 255HX have?
At 36 MB, the Intel Core Ultra 7 255HX is 382% above the category average for L2 cache, ranking #12 out of 820 — see ranking cpu products.
What is the PCIe version of the Intel Core Ultra 7 255HX?
At 5, the Intel Core Ultra 7 255HX ranks #1 out of 919 — see ranking cpu products — one of the Highest PCIe version in this category, 32% above the category average.
What is the DDR memory version of the Intel Core Ultra 7 255HX?
At 5, the Intel Core Ultra 7 255HX ranks #1 out of 952 — see ranking cpu products — one of the Highest DDR memory version in this category, 14% above the category average.
What is the supported displays of the Intel Core Ultra 7 255HX?
At 4, the Intel Core Ultra 7 255HX is 14% above the category average for supported displays, ranking #5 out of 686 — see ranking cpu products.
What is the PassMark result of the Intel Core Ultra 7 255HX?
At 49,275, the Intel Core Ultra 7 255HX is 139% above the category average for PassMark result, ranking #55 out of 855 — see ranking cpu products.
What is the semiconductor size of the Intel Core Ultra 7 255HX?
At 3 nm, the Intel Core Ultra 7 255HX is 71% below the category average for semiconductor size, ranking #874 out of 950 — see ranking cpu products.
What is the passmark result (single) of the Intel Core Ultra 7 255HX?
At 4603, the Intel Core Ultra 7 255HX is 53% above the category average for passmark result (single), ranking #24 out of 853 — see ranking cpu products.
What is the RAM speed of the Intel Core Ultra 7 255HX?
At 6400 MHz, the Intel Core Ultra 7 255HX is 49% above the category average for RAM speed, ranking #127 out of 929 — see ranking cpu products.
What is the gpu clock speed of the Intel Core Ultra 7 255HX?
At 300 MHz, the Intel Core Ultra 7 255HX is 41% below the category average for gpu clock speed, ranking #397 out of 626 — see ranking cpu products.
How many threads does the Intel Core Ultra 7 255HX support?
At 20 threads, the Intel Core Ultra 7 255HX is 37% above the category average for CPU threads, ranking #135 out of 951 — see ranking cpu products.
How much memory does the Intel Core Ultra 7 255HX support?
At 192GB, the Intel Core Ultra 7 255HX is 27% above the category average for maximum memory, ranking #128 out of 904 — see ranking cpu products.
What is the turbo clock speed of the Intel Core Ultra 7 255HX?
At 5.2GHz, the Intel Core Ultra 7 255HX is 15% above the category average for turbo clock speed, ranking #97 out of 864 — see ranking cpu products.
How does it compare?
How does the Intel Core Ultra 7 255HX's L2 cache compare to similar CPUss?
At 36 MB, the Intel Core Ultra 7 255HX leads the Intel Core i9-10850K (2.5 MB) by 93%.
How does the Intel Core Ultra 7 255HX's semiconductor size compare to similar CPUss?
At 3 nm, the Intel Core Ultra 7 255HX trails the Intel Core i9-10850K (14 nm) by 79%.
How does the Intel Core Ultra 7 255HX's gpu clock speed compare to similar CPUss?
At 300 MHz, the Intel Core Ultra 7 255HX trails the Apple M1 Ultra (1300 MHz) by 77%.
How does the Intel Core Ultra 7 255HX's memory channels compare to similar CPUss?
At 2, the Intel Core Ultra 7 255HX trails the Apple M1 Ultra (8) by 75%.
How does the Intel Core Ultra 7 255HX's PassMark result compare to similar CPUss?
At 49,275, the Intel Core Ultra 7 255HX leads the Intel Core i9-10900 (19,822) by 60%.
How does the Intel Core Ultra 7 255HX's TDP compare to similar CPUss?
At 55W, the Intel Core Ultra 7 255HX trails the Intel Core i9-10850K (125W) by 56%.
How does the Intel Core Ultra 7 255HX's RAM speed compare to similar CPUss?
At 6400 MHz, the Intel Core Ultra 7 255HX leads the Intel Core i9-10850K (2933 MHz) by 54%.
How does the Intel Core Ultra 7 255HX's maximum memory compare to similar CPUss?
At 192GB, the Intel Core Ultra 7 255HX leads the Intel Core 7 160HL (96GB) by 50%.
How does the Intel Core Ultra 7 255HX's PCIe version compare to similar CPUss?
At 5, the Intel Core Ultra 7 255HX leads the Intel Core i9-10850K (3) by 40%.
How does the Intel Core Ultra 7 255HX's gpu turbo compare to similar CPUss?
At 1850 MHz, the Intel Core Ultra 7 255HX leads the Intel Core i9-10850K (1200 MHz) by 35%.
How does the Intel Core Ultra 7 255HX's passmark result (single) compare to similar CPUss?
At 4603, the Intel Core Ultra 7 255HX leads the Intel Core i9-10900 (3029) by 34%.
How does the Intel Core Ultra 7 255HX's supported displays compare to similar CPUss?
At 4, the Intel Core Ultra 7 255HX leads the Intel Core i9-10850K (3) by 25%.