CPUs / Compare
Intel Core Ultra 7 355 vs Qualcomm Snapdragon X X1-26-100
Product A: Intel
43 of 74 known
Change Intel Core Ultra 7 355
Compare the Qualcomm Snapdragon X X1-26-100 with
Product B: Qualcomm
28 of 74 known
Change Qualcomm Snapdragon X X1-26-100
Compare the Intel Core Ultra 7 355 with
34 of 66 fields differ
- 16 different values
- 18 known for one only
- 8 the same
- 24 missing for both
Biggest differences
Each bar uses the scale of all 90 CPUs.
- Max boost clockA: 4.7GHzB: 3GHzIntel is 1.7 GHz higher.
- Max memory speed (official, any module type)A: 7,467MT/sB: 8,448MT/sQualcomm is 981 MT/s higher.
All 74 fields
Every value links to where we found it.


General
7 of 13 differ
Series
Model numbers
GTIN / EAN
Not available
Not available
Announced
5 January 20263Maker spec sheet (PDF)download.intel.com/newsroom/2026/CES2026/Intel-CES2026-Core-Ultra-Series-3-Press-Deck.pdfRead 15 October 2026Intel's CES 2026 Core Ultra Series 3 press deck, page 21, SKU table: the Core Ultra 7 355 is one of the 14 launch SKUs, with 8 cores and threads, 4.7 GHz P-core max turbo, 12 MB cache, 49 NPU TOPS, 4 Xe-cores, 2.5 GHz GPU, 25 W base power and 55 W maximum turbo power. The deck says pre-orders start on 6 January. Intel's release of 5 January 2026 introduces the Series 3 family.4Press releaseintel.com/content/www/us/en/newsroom/news/artificial-intelligence/ces-2026-intel-core-ultra-series-3-debut-first-built-on-intel-18a.htmlRead 15 October 2026Intel release dated 5 January 2026 (CES): Intel unveiled the Intel Core Ultra Series 3 processors. It names the X9 388H and does not name the 355.
6 January 20253Press articletheregister.com/2025/01/07/qualcomms_snapdragon_x_chipRead 15 October 2026Qualcomm announced the chip at CES 2025. The article is dated 7 January 2025. Wikipedia's list of Qualcomm Snapdragon chips gives the announcement date as 6 January 2025.4Spec databaseen.wikipedia.org/wiki/List_of_Qualcomm_Snapdragon_systems_on_chipsRead 15 October 2026Snapdragon X1 series table, row X1-26-100: announcement date 6 January 2025.
Status
Predecessor
Not available
Not available
Successor
Not available
Not available
Launch price (US)
Not available
Not available
Launch price (EU)
Not available
Not available
Markets
Not available
Not available
Colours
Not available
Not available
Segment
Instruction set
Codename
Not available
CPU process (as published)
CPU process node
Cores and clocks
4 of 7 differ
Core configuration
AIntel Core Ultra 7 355
| Core type | Count | Core | Base clock (GHz) | Max clock (GHz) |
|---|---|---|---|---|
| Performance | 4 | Cougar Cove | 2.3 | 4.7 |
| Low-power efficiency | 4 | Darkmont | 1.7 | 3.5 |
Source1Maker product pageintel.com/content/www/us/en/products/sku/245722/intel-core-ultra-7-processor-355-12m-cache-up-to-4-70-ghz/specifications.htmlRead 15 October 2026# of Performance-cores 4 with base 2.3 GHz and Max Turbo 4.7 GHz. # of Efficient-cores 0. # of Low Power Efficient-cores 4 with base 1.7 GHz and Max Turbo 3.5 GHz. Total cores 8. ARK also prints an Efficient-core Base Frequency of 1.7 GHz, which has no cores behind it and is not stored. ARK does not name the core architectures. Cougar Cove and Darkmont come from the Chips and Cheese and Igor's Lab Panther Lake articles.5Press articleold.chipsandcheese.com/2025/10/14/panther-lakes-reveal-at-itt-2025Read 15 October 2026Chips and Cheese, 14 October 2025: the smallest Panther Lake configuration has 4 P-cores and 4 LP E-cores, the layout ARK lists for the 355. The P-cores are codenamed Cougar Cove and the E-core Darkmont.6Press articleigorslab.de/en/evolution-or-revolution-intel-panther-lake-including-architecture-efficiency-and-software-integrationRead 15 October 2026Igor's Lab names the compute tile cores as four Cougar Cove-P, eight Darkmont-E and four Darkmont-LP-E cores. The LP E-core row stores Darkmont from this source.
BQualcomm Snapdragon X X1-26-100
| Count | Core | Max clock (GHz) |
|---|---|---|
| 8 | Oryon | 3 |
Cores
8
8
Cores labelled performance
4
Not available
Cores labelled efficiency
4
Not available
Threads
Max boost clock
Unlocked for overclocking
Not available
Not available
Cache
2 of 3 differ
L2 cache
Not available
Not available
Power and thermals
4 of 4 differ
Base power (TDP)
Not available
Max turbo power
Not available
Configurable power range
Not available
Memory
4 of 6 differ
Memory support
AIntel Core Ultra 7 355
| Memory type | Max speed (MT/s) |
|---|---|
| LPDDR5X | 7,467 |
| DDR5 | 6,400 |
BQualcomm Snapdragon X X1-26-100
| Memory type | Max speed (MT/s) |
|---|---|
| LPDDR5X | 8,448 |
Max memory speed (official)
7,467MT/s
8,448MT/s
Memory channels
Memory bandwidth (claimed)
Not available
Max memory
ECC memory support
Not available
Not available
Platform
5 of 7 differ
Socket or package
Not available
Compatible chipsets
Not available
Not available
CPU PCIe lanes
AIntel Core Ultra 7 355
| PCIe generation | Lanes |
|---|---|
| 5 | 4 |
| 4 | 8 |
Source1Maker product pageintel.com/content/www/us/en/products/sku/245722/intel-core-ultra-7-processor-355-12m-cache-up-to-4-70-ghz/specifications.htmlRead 15 October 2026PCI Express Revision 5.0 and 4.0. Configurations: x4 PCIe5 (1x4, 2x2), x4 PCIe4 (1x4, 2x2, 4x1) and a second x4 PCIe4 group. Max # of PCI Express Lanes 12. That is 4 Gen 5 lanes and 8 Gen 4 lanes. The platform controller tile is part of the processor, so its lanes count. Chips and Cheese describes the same split for the smallest Panther Lake configuration.5Press articleold.chipsandcheese.com/2025/10/14/panther-lakes-reveal-at-itt-2025Read 15 October 2026The smallest configuration's platform controller tile has 12 PCIe lanes split between 4 Gen 5 lanes and 8 Gen 4 lanes. This matches the ARK configuration rows.
BQualcomm Snapdragon X X1-26-100
Not availableCPU PCIe lanes in total
12
Not available
Highest PCIe generation
5
Not available
Native USB ports
BQualcomm Snapdragon X X1-26-100
| Standard | Count |
|---|---|
| USB4 | 3 |
| USB 3.2 Gen 2 (10 Gbps) | 2 |
| eUSB2 | 1 |
Native USB4 or Thunderbolt
Yes
Yes
Integrated graphics
7 of 9 differ
Integrated graphics
Integrated GPU
GPU cores
Not available
Max GPU clock
Max displays
Not available
DisplayPort version
HDMI version
Not available
Hardware video encode
Hardware video decode
H.264, H.265 (HEVC), AV1, H.266 (VVC)1Maker product pageintel.com/content/www/us/en/products/sku/245722/intel-core-ultra-7-processor-355-12m-cache-up-to-4-70-ghz/specifications.htmlRead 15 October 2026Encode/Decode rows: H.264 Yes, H.265 (HEVC) Yes, AV1 Yes and H.266 (VVC) Decode Only. ARK has no VP9 row, so VP9 is left out.
NPU
1 of 2 differ
NPU performance
Total AI performance
Not available
Not available
Measured performance
None of 7 known
Cinebench 2024 single-core
Not available
Not available
Cinebench 2024 multi-core
Not available
Not available
Cinebench 2026 single-thread
Not available
Not available
Cinebench 2026 multi-core
Not available
Not available
Geekbench 6 single-core
Not available
Not available
Geekbench 6 multi-core
Not available
Not available
Game frame rates
Not available
Not available
Measured power and temperature
None of 5 known
CPU power in multi-thread load (measured)
Not available
Not available
CPU power while gaming (measured)
Not available
Not available
CPU power at idle (measured)
Not available
Not available
CPU temperature in stress test
Not available
Not available
All-core clock in stress test
Not available
Not available
In the box
None of 2 known
Cooler in the box
Not available
Not available
Included cooler
Not available
Not available
Links
Not compared
Product page
Spec sheet
Not available
Manual
Not available
Not available
EPREL registration number
Not available
Not available
Warranty
None of 1 known
Manufacturer warranty (source market)
Not available
Not available

















