{"data":{"slug":"seasonic-core-gx-750-2024","type":"power_supply","brand":"Seasonic","name":"CORE GX-750 (2024)","aliases":["CORE GX-750 ATX 3.1","CORE GX ATX 3 (2024) 750W","CORE V2 GX-750","CORE GX-750 V2","CORE ATX 3 GX-750","Core GX-750 ATX3","SRP-CGX751-A5A32SF","SRP-CGX751-A5A32SF-W"],"release_date":"2024-12","url":"https://arkivo.dev/power-supplies/seasonic-core-gx-750-2024","specs":{"series":"CORE GX","model_numbers":["SRP-CGX751-A5A32SF","SRP-CGX751-A5A32SF-W"],"gtins":["4711173878469","4711173878711"],"announce_date":"2024-12-06","status":"available","predecessor":null,"successor":null,"launch_price_usd":null,"launch_price_eur":null,"markets":["US","EU"],"colors":["Black","White"],"manufacturer_url":"https://seasonic.com/core-gx-atx-3-2024/","spec_sheet_url":null,"manual_url":null,"eprel_registration_number":null,"warranty_years":7,"psu_standard":"atx","psu_atx_version":"atx_3_1","pcie_cem_version":"pcie_5_1","psu_modular":"full","oem_manufacturer":"Seasonic","psu_w":750,"rated_power_temp_c":40,"rail_12v_design":"single","rail_12v_current_a":62,"rail_12v_power_w":744,"minor_rails_combined_w":100,"rail_5vsb_current_a":3,"ac_input_voltage":{"min_v":100,"max_v":240},"alpm_support":true,"efficiency_80_plus":"80_plus_gold","cybenetics_efficiency_115v":"cybenetics_platinum","cybenetics_efficiency_230v":"cybenetics_platinum","cybenetics_noise_115v":"a_minus","cybenetics_noise_230v":"a_minus","measured_avg_efficiency_115v_pct":89.208,"measured_avg_efficiency_230v_pct":91.222,"measured_light_load_efficiency_115v_pct":70.718,"measured_avg_power_factor_115v":0.977,"measured_avg_noise_115v_dba":29.84,"measured_noise_full_load_115v_dba":42.3,"measured_vampire_power_115v_w":0.0749,"measured_hold_up_time_ms":15.9,"measured_ripple_12v_mv":31.17,"measured_load_regulation_12v_pct":1.13,"cables":[{"connector":"atx_24pin","count":1,"cable_count":1,"length_mm":610,"gauge_awg":"16-18AWG","rated_power_w":null},{"connector":"eps_8pin","count":2,"cable_count":2,"length_mm":750,"gauge_awg":"16AWG","rated_power_w":null},{"connector":"pcie_8pin","count":2,"cable_count":1,"length_mm":700,"gauge_awg":"16-18AWG","rated_power_w":null},{"connector":"12v_2x6","count":1,"cable_count":1,"length_mm":700,"gauge_awg":"16AWG","rated_power_w":600},{"connector":"sata","count":6,"cable_count":2,"length_mm":455,"gauge_awg":"18AWG","rated_power_w":null},{"connector":"molex","count":3,"cable_count":1,"length_mm":455,"gauge_awg":"18AWG","rated_power_w":null}],"eps_connector_count":2,"pcie_8pin_connector_count":2,"gpu_16pin_connector_count":1,"sata_connector_count":6,"molex_connector_count":3,"cable_style":"sleeved","fan_size_mm":120,"fan_bearing":"hydrodynamic","fan_mode":"always_on","fan_mode_switch":false,"protections":["ocp","ovp","uvp","opp","otp","scp","nlo","sip"],"all_japanese_capacitors":null,"mtbf_h":100000,"software_monitoring":null,"software_name":null,"power_display":null,"rgb_lighting":false,"dimensions_mm":{"width_mm":150,"height_mm":86,"depth_mm":140},"weight_kg":null,"in_the_box":null},"variants":[{"model_number":"SRP-CGX751-A5A32SF","gtin":"4711173878469","colors":["Black"],"markets":["US","EU"],"launch_price_usd":99.99,"launch_price_eur":115.9},{"model_number":"SRP-CGX751-A5A32SF-W","gtin":"4711173878711","colors":["White"]}],"sources":[{"url":"https://seasonic.com/core-gx-atx-3-2024/","kind":"manufacturer_page","accessed":"2026-10-15","fields":["manufacturer_url"],"notes":{"manufacturer_url":"Seasonic's site is blocked for agents, so the page text was not read. The link is the CORE GX ATX 3.1 family page that search results name for this unit. The specs come from Seasonic's launch release, retailer copies of Seasonic's spec table, the cable slide Seasonic's own presentation shows in a KitGuru review, the 80 PLUS list, a review and the Cybenetics report."}},{"url":"https://www.funkykit.com/news/seasonic-launches-updated-core-atx-3-psu-series-with-atx-3-1-and-pcie-gen-5-1/","kind":"press_release","accessed":"2026-10-15","fields":["release_date","announce_date","series","psu_atx_version","pcie_cem_version","psu_modular","fan_size_mm","fan_bearing","warranty_years","colors","markets","variants"],"notes":{"release_date":"Seasonic's launch release, posted by Funky Kit on December 6, 2024. Estimated time to market was late December 2024 for the black version in Europe, January 2025 in the USA and Q4 2024 for the rest of the world. LDLC listed the family on December 5, 2024 and Geeknetic reviewed the 750W on December 27, 2024.","announce_date":"Press release dated December 6, 2024.","series":"The release calls the family the CORE GX ATX 3 series, in four outputs from 1000 W to 650 W.","psu_atx_version":"The units comply with the latest ATX 3.1 and PCIe Gen 5.1 standards.","pcie_cem_version":"The units comply with PCIe Gen 5.1.","psu_modular":"80 Plus Gold certified units with a fully modular design and color-matching cables with a braided pattern.","fan_size_mm":"A 120 mm hydro dynamic bearing fan with Seasonic's Smart and Silent Fan Control.","fan_bearing":"Hydro dynamic bearing fan, 120 mm.","warranty_years":"Sea Sonic's 7-year worldwide manufacturer's warranty.","colors":"Available in black and white.","markets":"The release lists a USA price and an EU price for the black unit and a rest of the world price that names no country. Only US and EU are stored.","variants":"Launch MSRP of the black CORE ATX 3 GX-750, US: 99.99 USD, excluding sales tax. EU: 115.90 EUR, as published with no country or tax treatment named. The rest of world price is 99.99 USD. The white GX-750 is build to order in the USA with no US price, a rest of the world price of 104.99 USD and no EU price, and it ships in late February 2025 in Europe. Seasonic says MSRP is for reference only. The white row has no price."}},{"url":"https://online.westech.sk/seasonic-core-gx-gold-750w-v2-atx-3-1-pcie-5-1-modular_d175947.html","kind":"retailer","accessed":"2026-10-15","fields":["model_numbers","gtins","psu_standard","psu_w","rated_power_temp_c","rail_12v_current_a","rail_12v_power_w","minor_rails_combined_w","rail_5vsb_current_a","ac_input_voltage","cable_style","fan_size_mm","fan_bearing","protections","mtbf_h","warranty_years","dimensions_mm"],"notes":{"model_numbers":"Part No. SRP-CGX751-A5A32SF, the black unit. The white unit's number SRP-CGX751-A5A32SF-W comes from the AWD-IT listing.","gtins":"EAN 4711173878469 for SRP-CGX751-A5A32SF (black). The check digit is valid. The page says WESTech no longer sells the unit, which is a statement about that shop's range.","psu_standard":"The page copies Seasonic's spec table. Form Factor ATX/EPS, 140 x 150 x 86 mm, which is the ATX back face of 150 x 86 mm.","psu_w":"Total continuous power 750 W.","rated_power_temp_c":"Operating Temperature 0 - 50 C, with derating from 100 % to 80 % linearly from 40 C to 50 C. Full power is therefore rated up to 40 C.","rail_12v_current_a":"DC output: +3.3 V 20 A, +5 V 20 A, +12 V 62 A, -12 V 0.3 A, +5 VSB 3 A.","rail_12v_power_w":"Maximum power row: 100 W, 744 W, 3.6 W and 15 W, with total continuous power 750 W. The 744 W is the +12V figure.","minor_rails_combined_w":"Maximum power row prints 100 W once for the +3.3 V and +5 V rails, so it is one shared limit.","rail_5vsb_current_a":"DC output: +5 VSB 3 A.","ac_input_voltage":"AC input 100 V - 240 V, 10 - 5 A, 50 Hz - 60 Hz.","cable_style":"Cable type: Individual Black Cables with Braided Pattern.","fan_size_mm":"Fan Size 120 mm, Fan Control Smart and Silent Fan Control, life expectancy 25,000 hours at 40 C.","fan_bearing":"Fan Bearing: Hydro Dynamic Bearing.","protections":"Protection: OCP, OPP, OTP, SCP, OVP, UVP. NLO and SIP come from the Cybenetics protection tests.","mtbf_h":"MTBF at 25 C, excluding the fan: 100,000 hours.","warranty_years":"Warranty 7 Years.","dimensions_mm":"140 mm (L) x 150 mm (W) x 86 mm (H). Depth 140, width 150, height 86. The page lists the Cybenetics levels as TBA, so those fields come from the Cybenetics report."}},{"url":"https://www.ldlc.com/en/product/PB00657445.html","kind":"retailer","accessed":"2026-10-15","fields":["model_numbers","status","rgb_lighting","dimensions_mm","cables","psu_modular","release_date"],"notes":{"model_numbers":"Model SRP-CGX751-A5A32SF, product name Seasonic CORE GX ATX 3 (2024) 750 W.","status":"The French shop's page shows the unit in stock in October 2026.","rgb_lighting":"Spec row LED RGB: No.","dimensions_mm":"Height 86 mm, width 150 mm, length 140 mm.","cables":"Connector rows: 2x +12V (P8 - 2 x P4), 6x Serial ATA, 1x ATX 20+4 pin, 3x Molex 4 pin, 2x PCI Express 6+2 pin, 1x PCI Express 16 pin (12V-2x6). These are the plug counts that the stored table uses.","psu_modular":"Modularity: 100% modular.","release_date":"The page says the product was referenced on 5 Dec 2024."}},{"url":"https://www.awd-it.co.uk/seasonic-core-gx-750-750w-atx-3-1-power-supply-white-srp-cgx751-a5a32sf-w.html","kind":"retailer","accessed":"2026-10-15","fields":["model_numbers","gtins","variants","status"],"notes":{"model_numbers":"MPN SRP-CGX751-A5A32SF-W for the white CORE GX-750.","gtins":"EAN 4711173878711 for SRP-CGX751-A5A32SF-W (white). The check digit is valid. The listing's Non-Modular line contradicts Seasonic, Cybenetics and every other source, so it is ignored.","variants":"The white unit is a separate model number with its own EAN. It has the same hardware as the black unit. Geeknetic tested the white model and describes the same specs.","status":"UK retailer listing shows the white unit in stock, fewer than 3 available, in October 2026."}},{"url":"https://www.geeknetic.es/Review/3008/Seasonic-CORE-ATX-3-GX-750-Review.html","kind":"review_site","accessed":"2026-10-15","fields":["release_date","rail_12v_design","cable_style","fan_mode","fan_mode_switch","cables","dimensions_mm"],"notes":{"release_date":"Geeknetic review dated December 27, 2024 of the white CORE ATX 3 GX-750. It gives the launch price in Europe as 99 euros.","rail_12v_design":"Spec list: Numero de railes: 1 de 12v.","cable_style":"The cables have individual sleeving of a plastic material with a textured finish like nylon braid, and the same sleeving goes on every cable.","fan_mode":"These models do not stop the fan at idle. It always runs under PWM control at about 40% PWM up to 60% load, with idle speeds of about 400 rpm. The review lists the lack of a hybrid fan stop as a negative.","fan_mode_switch":"The review describes no fan mode switch and no hybrid fan mode. The unit has no semi-passive mode to switch off.","cables":"The set holds a 610 mm ATX cable, two 750 mm EPS cables, the 12V-2x6 cable, a cable that turns the 12V-2x6 connector into two 8-pin PEG plugs with the same 600 W limit, two SATA cables with up to 3 connectors and a 750 mm maximum length, and one Molex cable with three connectors and a 690 mm maximum length. The SATA and Molex lengths run to the last plug.","dimensions_mm":"Spec list: 140 mm (L) x 150 mm (W) x 86 mm (H)."}},{"url":"https://www.kitguru.net/components/power-supplies/zardon/seasonic-core-gx-850-atx-3-review/","kind":"review_site","accessed":"2026-10-15","fields":["cables"],"notes":{"cables":"Page 2 of KitGuru's CORE GX 850 review shows Seasonic's Cable Summary slide for the whole CORE GX ATX 3 family, with one column per output. The 750 W column reads: MB 610 mm 1 cable with 20+4 pins, CPU 750 mm 2 cables with 4+4 pins, 12V-2x6 700 mm 1 cable, PCIe 750 mm with 6+2 pins 0 cables, PCIe 700 mm with 16 pins to 2 x 6+2 pins 1 cable, SATA 750 mm 2 cables with 3 connectors, Molex 690 mm 1 cable with 3 connectors. The slide has no single 6+2 pin PCIe cable for the 750 W unit, so the unit has 2 PCIe 8-pin plugs on 1 cable. The Cybenetics sample lists one more single 6+2 pin cable at 750 mm, which is not stored. Cable lengths to the first plug come from the Cybenetics report for SATA and Molex, since the slide gives lengths to the last plug. The 16-pin to dual 8-pin cable shares the 12V-2x6 PSU socket with the native 12V-2x6 cable on the 850 W unit, as the page 3 photo of the modular panel shows. The same panel is expected here, but no photo of the 750 W unit confirms it."}},{"url":"https://www.cybenetics.com/evaluations/psus/2753/","kind":"measurement","accessed":"2026-10-15","fields":["psu_w","oem_manufacturer","rail_12v_design","rail_12v_current_a","rail_12v_power_w","minor_rails_combined_w","rail_5vsb_current_a","ac_input_voltage","alpm_support","psu_modular","psu_standard","fan_bearing","fan_size_mm","fan_mode","fan_mode_switch","cables","protections","cybenetics_efficiency_115v","cybenetics_efficiency_230v","cybenetics_noise_115v","cybenetics_noise_230v","measured_avg_efficiency_115v_pct","measured_avg_efficiency_230v_pct","measured_light_load_efficiency_115v_pct","measured_avg_power_factor_115v","measured_avg_noise_115v_dba","measured_noise_full_load_115v_dba","measured_vampire_power_115v_w","measured_hold_up_time_ms","measured_ripple_12v_mv","measured_load_regulation_12v_pct"],"notes":{"psu_w":"DUT Information: Rated Power 750 W. The Power Specifications table gives a total maximum power of 750 W.","oem_manufacturer":"DUT Information and Parts Description: OEM/ODM Seasonic.","rail_12v_design":"Power Specifications table lists one +12V column, 62A.","rail_12v_current_a":"Power Specifications table: +12V 62 A.","rail_12v_power_w":"Power Specifications table: +12V 744 W, total maximum power 750 W.","minor_rails_combined_w":"Power Specifications table: one merged cell of 100 W under +3.3V and +5V, so it is one shared limit. Each rail is 20 A.","rail_5vsb_current_a":"Power Specifications table: +5VSB 3 A, 15 W.","ac_input_voltage":"DUT Information: Rated Voltage 100-240 Vrms, manufacturer-provided.","alpm_support":"Temperature and Compliance Info: ALPM (Alternative Low Power Mode) compatible, checked. ATX v3.1 PSU Power Excursion is also checked. The ATX 3.1 badge on the report reads Outside Validation Scope.","psu_modular":"DUT Information: Cable Design Fully Modular.","psu_standard":"DUT Information: Type ATX12V.","fan_bearing":"Parts Description: Hong Hua HA1225H12F-Z, 120 mm, 12V, 0.58A, Fluid Dynamic Bearing Fan. Seasonic's own wording is Hydro Dynamic Bearing.","fan_size_mm":"Parts Description: Hong Hua HA1225H12F-Z, 120 mm.","fan_mode":"DUT Information: Semi-Passive Operation not checked. The fan reads 864 rpm at 10% load.","fan_mode_switch":"DUT Information: Semi-Passive Operation not checked, so there is no mode to switch off.","cables":"Cables and Connectors table: ATX 615 mm 16-18AWG, EPS 4+4 750 mm 16AWG (2 cables), 2x 6+2 PCIe 700 mm on one cable with two plugs 16-18AWG, a single 6+2 PCIe 750 mm cable 16-18AWG, 12+4 pin PCIe 700 mm (600W) 16-28AWG, SATA 455 mm then 155 mm then 155 mm on 2 cables (6 plugs, 18AWG), 4-pin Molex 455 mm then 125 mm then 125 mm on 1 cable (3 plugs, 18AWG). The stored ATX, EPS and 12V-2x6 lengths and the PCIe cable follow Seasonic's cable slide. The 16-28AWG range of the 12V-2x6 cable includes the thin sideband wires, so the 16AWG power wire gauge is stored. The extra single 6+2 pin cable in the sample is not in Seasonic's slide.","protections":"Protection Features (Manufacturer) lists OPP, OCP (+12V), OTP, SCP, surge protection and inrush current protection. Fan failure protection is not ticked. The protection tests tick NLO and show SIP: surge MOV, inrush NTC and bypass relay.","cybenetics_efficiency_115v":"Report 25PS2753A, certification ID 252753, tested Feb 26, 2025 and issued Mar 6, 2025. ETA Platinum at 115V (badge image). Seasonic's retail listings print Cybenetics levels as TBA and 80 PLUS Gold.","cybenetics_efficiency_230v":"ETA Platinum at 230V (badge image).","cybenetics_noise_115v":"LAMBDA A- at 115V (badge image). The measured average of 29.84 dBA fits A-.","cybenetics_noise_230v":"LAMBDA A- at 230V (badge image). The measured average at 230V is 29.82 dBA.","measured_avg_efficiency_115v_pct":"Average over more than 1450 load combinations at 115V. Ambient 28-32 C. Sample received Feb 11, 2025.","measured_avg_efficiency_230v_pct":"Average over more than 1450 load combinations at 230V.","measured_light_load_efficiency_115v_pct":"Efficiency at 2% load at 115V. The unit is above 500 W, so the 2% load applies. At 230V it is 71.308%.","measured_avg_power_factor_115v":"Average over more than 1450 load combinations at 115V. At 230V it is 0.935.","measured_avg_noise_115v_dba":"Average over more than 1450 load combinations at 115V, ambient 28-32 C, Bruel and Kjaer 2270 G4 sound analyzer. The 230V average is 29.82 dBA.","measured_noise_full_load_115v_dba":"Typical load tests at 115V, 100% load row: 42.3 dB(A) at 1583 rpm fan speed, intake 45.48 C and exhaust 57.56 C. The fan runs at all loads on this unit.","measured_vampire_power_115v_w":"Standby power consumption at 115V with no load on +5VSB. At 230V it is 0.1753 W.","measured_hold_up_time_ms":"Hold-Up Time and PWR_OK Signal: hold-up time 15.9 ms, AC loss to PWR_OK 11.7 ms, at maximum continuous load. Report 2753.","measured_ripple_12v_mv":"Non-accredited. 12V ripple at full load at 115V. At 230V it is 32.07 mV.","measured_load_regulation_12v_pct":"Non-accredited. 12V load regulation at 115V. At 230V it is 1.13%."}},{"url":"https://www.clearesult.com/80plus/sites/80plus/files/manufacturer-certificate/SEA%20SONIC%20ELECTRONICS%20CO.%20LTD._SRP-CGX751-A5A32SF_750W_SOCE%207567_Report_0.pdf","kind":"certification_list","accessed":"2026-10-15","fields":["efficiency_80_plus"],"notes":{"efficiency_80_plus":"80 PLUS list entry ID 7567, model SRP-CGX751-A5A32SF, 750W, 80 PLUS Gold, tested 9/24/2024 at 115V nominal and 60 Hz (typical efficiency at 50% load 91.51%). It matches Seasonic's claim of 80 PLUS Gold."}}],"fields_filled":53,"updated":"2026-10-15"},"meta":{"api_version":"1","docs":"https://arkivo.dev/api"}}