{"data":{"slug":"intel-core-ultra-7-255hx","type":"cpu","brand":"Intel","name":"Core Ultra 7 255HX","aliases":["255HX","Ultra 7 255HX","Core Ultra 7 255HX Arrow Lake-HX"],"release_date":"2025-03","url":"https://arkivo.dev/cpus/intel-core-ultra-7-255hx","specs":{"series":"Core Ultra 200HX","model_numbers":["AC8076806324","AC80768067E4"],"gtins":null,"announce_date":"2025-01-06","status":"available","predecessor":null,"successor":null,"launch_price_usd":null,"launch_price_eur":null,"markets":null,"colors":null,"manufacturer_url":"https://www.intel.com/content/www/us/en/products/sku/242292/intel-core-ultra-7-processor-255hx-30m-cache-up-to-5-20-ghz/specifications.html","spec_sheet_url":null,"manual_url":null,"eprel_registration_number":null,"warranty_years":null,"segment":"laptop","instruction_set":"x86_64","cpu_codename":"Arrow Lake","process_node_name":"TSMC N3B","process_node_nm":3,"avx512_support":false,"cpu_clusters":[{"core_type":"performance","count":8,"core_name":"Lion Cove","base_ghz":2.4,"max_ghz":5.2},{"core_type":"efficiency","count":12,"core_name":"Skymont","base_ghz":1.8,"max_ghz":4.5}],"cpu_core_count":20,"cpu_performance_core_count":8,"cpu_efficiency_core_count":12,"cpu_thread_count":20,"max_boost_clock_ghz":5.2,"cpu_unlocked":null,"cpu_cache_l2_mb":36,"cpu_cache_l3_mb":30,"has_3d_vcache":false,"cpu_base_power_w":55,"max_turbo_power_w":160,"configurable_tdp_w":{"min_w":45,"max_w":null},"tjmax_c":105,"memory_support":[{"ram_type":"ddr5","module_type":"sodimm","config":null,"max_mts":6400}],"memory_speed_max_mts":6400,"memory_channels":2,"memory_bandwidth_gbs":null,"ram_max_gb":256,"ram_ecc":false,"cpu_socket":"BGA2114","compatible_chipsets":null,"cpu_pcie_lanes":[{"pcie_gen":5,"lanes":20},{"pcie_gen":4,"lanes":4}],"pcie_lane_count":24,"pcie_gen_max":5,"native_usb_ports":[{"standard":"thunderbolt_4","count":null}],"has_native_usb4":true,"has_integrated_gpu":true,"integrated_gpu":"Intel Graphics","igpu_core_count":4,"igpu_max_clock_mhz":1850,"igpu_max_displays":4,"igpu_displayport_version":"2.1 UHBR20","igpu_hdmi_version":"2.1 FRL","igpu_video_encode":["h264","h265","av1"],"igpu_video_decode":["h264","h265","av1"],"npu_tops":13,"platform_tops":33,"benchmark_cinebench_2024_single":null,"benchmark_cinebench_2024_multi":null,"benchmark_cinebench_2026_single":null,"benchmark_cinebench_2026_multi":null,"benchmark_geekbench_6_single":null,"benchmark_geekbench_6_multi":null,"game_fps_measured":null,"measured_cpu_sustained_power_w":null,"measured_cpu_gaming_power_w":null,"measured_cpu_idle_power_w":null,"measured_cpu_stress_temp_c":null,"measured_cpu_stress_clock_ghz":null,"cooler_included":null,"included_cooler_model":null},"variants":[{"model_number":"AC8076806324"},{"model_number":"AC80768067E4"}],"sources":[{"url":"https://www.intel.com/content/www/us/en/products/sku/242292/intel-core-ultra-7-processor-255hx-30m-cache-up-to-5-20-ghz/specifications.html","kind":"manufacturer_page","accessed":"2026-10-14","fields":["manufacturer_url","status","segment","instruction_set","cpu_codename","process_node_name","process_node_nm","avx512_support","cpu_clusters","cpu_thread_count","max_boost_clock_ghz","cpu_cache_l2_mb","cpu_cache_l3_mb","has_3d_vcache","cpu_base_power_w","max_turbo_power_w","configurable_tdp_w","tjmax_c","memory_support","memory_channels","ram_max_gb","ram_ecc","cpu_socket","cpu_pcie_lanes","native_usb_ports","has_integrated_gpu","integrated_gpu","igpu_core_count","igpu_max_clock_mhz","igpu_max_displays","igpu_displayport_version","igpu_hdmi_version","igpu_video_encode","igpu_video_decode","npu_tops","platform_tops","release_date"],"notes":{"release_date":"ARK lists Launch Date Q1'25. See the other sources for the family timing.","status":"Marketing Status: Launched. Launch Date: Q1'25. Vertical Segment: Mobile.","segment":"Vertical Segment row reads Mobile.","instruction_set":"Instruction Set: 64-bit. Instruction Set Extensions lists Intel SSE4.1, SSE4.2 and AVX2, which are x86 extensions.","cpu_codename":"Code Name row reads Products formerly Arrow Lake.","process_node_name":"CPU Lithography row: TSMC N3B.","process_node_nm":"TSMC N3B is stored as 3 nm, as on the other Arrow Lake products. Intel prints no nm figure.","avx512_support":"Instruction Set Extensions lists Intel SSE4.1, SSE4.2 and AVX2 only.","cpu_clusters":"# of Performance-cores 8 with base 2.4 GHz and Max Turbo 5.2 GHz. # of Efficient-cores 12 with base 1.8 GHz and Max Turbo 4.5 GHz. Low-power Efficient-cores 0. Core names are not on ARK and come from the Tom's Hardware launch article.","cpu_thread_count":"Total Threads 20. Intel Hyper-Threading Technology: No.","max_boost_clock_ghz":"Max Turbo Frequency 5.2 GHz, the same as the Performance-core Max Turbo Frequency.","cpu_cache_l2_mb":"Total L2 Cache 36 MB.","cpu_cache_l3_mb":"30 MB Intel Smart Cache.","has_3d_vcache":"AMD technology. ARK lists only the 30 MB Smart Cache and no stacked cache.","cpu_base_power_w":"Processor Base Power 55 W.","max_turbo_power_w":"Maximum Turbo Power 160 W.","configurable_tdp_w":"Minimum Assured Power 45 W. ARK has no Maximum Assured Power value, so max_w is left out.","tjmax_c":"Max Operating Temperature 105 C. ARK prints no row named TJ Max for this chip.","memory_support":"Memory Types: Up to DDR5 6400 MT/s. ARK names no module type, so the SODIMM form comes from Wccftech's report of Intel's briefing. ARK gives no rank or DIMM-per-channel detail, so the row has no config.","memory_channels":"Max # of Memory Channels 2.","ram_max_gb":"Max Memory Size 256 GB, dependent on memory type. Tom's Hardware's launch table lists 96 GB for DDR5, and Wccftech writes up to 192 GB. ARK is used.","ram_ecc":"ECC Memory Supported: No.","cpu_socket":"Package: FCBGA2114. Stored without the FC prefix.","cpu_pcie_lanes":"Max # of PCI Express Lanes is 24 and PCI Express Revision is 5.0 and 4.0. Configurations: 1x16+2x4, 2x8+2x4, 1x8+4x4. ARK gives no per-generation split. See the Wccftech note for the 20 Gen 5 and 4 Gen 4 split.","native_usb_ports":"Intel Thunderbolt 4: Yes. Intel gives no port count on ARK, so the row has no count.","has_integrated_gpu":"GPU Name: Intel Graphics, with Xe-cores listed.","integrated_gpu":"GPU Name: Intel Graphics. ARK notes that Arc graphics is only on select H-series systems.","igpu_core_count":"Xe-cores: 4.","igpu_max_clock_mhz":"Graphics Max Dynamic Frequency 1.85 GHz. Graphics base frequency 300 MHz.","igpu_max_displays":"# of Displays Supported: 4.","igpu_displayport_version":"Graphics Output: eDP 1.4b, DP 2.1 UHBR20, HDMI 2.1 FRL.","igpu_hdmi_version":"Graphics Output: eDP 1.4b, DP 2.1 UHBR20, HDMI 2.1 FRL.","igpu_video_encode":"H.264, H.265 (HEVC) and AV1 encode and decode are all listed.","igpu_video_decode":"H.264, H.265 (HEVC) and AV1 are listed. ARK has no VP9 row, so VP9 is left out.","npu_tops":"NPU Peak TOPS (Int8): 13.","platform_tops":"Overall Peak TOPS (Int8): 33. GPU Peak TOPS (Int8) is 8."}},{"url":"https://www.intel.com/content/www/us/en/products/sku/242292/intel-core-ultra-7-processor-255hx-30m-cache-up-to-5-20-ghz/ordering.html","kind":"manufacturer_page","accessed":"2026-10-14","fields":["model_numbers","variants"],"notes":{"model_numbers":"Ordering codes AC8076806324 (spec code Q5X3) and AC80768067E4 (spec code SRVFG), both Tray, stepping B0. ARK lists no boxed product and no recommended customer price.","variants":"The two tray ordering codes from the ordering table. They differ only in spec code, so the rows hold no other field."}},{"url":"https://www.intel.com/content/www/us/en/newsroom/news/2025-ces-client-computing-news.html","kind":"press_release","accessed":"2026-10-14","fields":["announce_date","series"],"notes":{"announce_date":"Intel newsroom release dated 6 January 2025 (CES, Las Vegas) introduces the Core Ultra 200HX and H series mobile processors. It does not name the 255HX and gives no price.","series":"Intel calls the family the Core Ultra 200HX series."}},{"url":"https://www.tomshardware.com/pc-components/cpus/intel-launches-arrow-lake-mobile-family-with-core-ultra-200hx-and-200h-processors","kind":"press","accessed":"2026-10-14","fields":["cpu_clusters","release_date"],"notes":{"cpu_clusters":"Tom's Hardware, 6 January 2025: the 200HX chips use the Lion Cove P-core and Skymont E-core microarchitectures. Its table lists the 255HX with 20 cores (8+12), a 5.2 GHz P-core turbo, 30 MB cache and 55 W base and 160 W turbo power. The table's E-core column reads 1.85 GHz, which is ARK's graphics frequency, so it is not used for the E-cores.","release_date":"The article says Core Ultra 200HX systems with discrete graphics follow in late Q1 2025 because of the timing of the new discrete GPUs."}},{"url":"https://www.tomshardware.com/laptops/gaming-laptops/nvidia-confirms-rtx-50-series-laptops-will-be-available-for-pre-order-starting-february-25","kind":"press","accessed":"2026-10-14","fields":["release_date"],"notes":{"release_date":"Tom's Hardware, 11 February 2025: RTX 50 laptops open for pre-order on 25 February with retail launch expected in March. The article names laptops with the Core Ultra 9 275HX, not the 255HX. The date is the 200HX family timing and the 255HX month is the same within one month."}},{"url":"https://wccftech.com/intel-core-ultra-200hx-core-ultra-200h-arrow-lake-cpus-debut-high-end-gaming-premium-laptops/amp/","kind":"press","accessed":"2026-10-14","fields":["memory_support","cpu_pcie_lanes"],"notes":{"memory_support":"Wccftech, 6 January 2025, from Intel's briefing: the 200HX CPUs support standard DDR5-6400 SO-DIMMs, or OEMs can use LPDDR5X or LP5/5x CAMM2. ARK lists only DDR5 for this chip, so only the DDR5 SODIMM row is stored.","cpu_pcie_lanes":"All Intel Core Ultra 200HX CPUs feature 4 PCIe Gen5 and 4 PCIe Gen4 lanes for SSDs. With ARK's 24 total lanes and the 1x16+2x4 configuration, the remaining 16 are the graphics lanes, which run at Gen 5. That gives 20 Gen 5 and 4 Gen 4 lanes."}}],"fields_filled":46,"updated":"2026-10-14"},"meta":{"api_version":"1","docs":"https://arkivo.dev/api"}}