{"data":{"slug":"lg-ultragear-evo-39gx950b","type":"monitor","brand":"LG","name":"UltraGear evo GX9 39GX950B","aliases":["39GX950B","39GX950B-B","UltraGear evo AI GX9"],"release_date":"2026-04","url":"https://arkivo.dev/monitors/lg-ultragear-evo-39gx950b","specs":{"series":"UltraGear evo 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UHBR20","count":1,"max_bandwidth_gbps":80,"dsc":true,"hdcp_version":null},{"type":"hdmi","version":"2.1","count":2,"max_bandwidth_gbps":null,"dsc":null,"hdcp_version":null},{"type":"usb_c","version":null,"count":1,"max_bandwidth_gbps":null,"dsc":true,"hdcp_version":null}],"hdmi_port_count":2,"displayport_port_count":1,"hdmi_version_max":"2.1","displayport_version_max":"2.1 UHBR20","hdmi_features":["vrr"],"usb_c_dp_alt_mode":true,"usb_c_power_delivery_w":90,"thunderbolt_version":null,"usb_upstream_ports":[{"connector":"usb_c","usb_version":null,"count":1}],"usb_downstream_ports":[{"connector":"usb_a","usb_version":"3.2 Gen 2","count":2}],"kvm_switch":null,"daisy_chain":null,"ethernet_port":false,"audio_out_3_5mm":true,"mic_in_3_5mm":true,"optical_audio_out":false,"picture_in_picture":true,"picture_by_picture":true,"smart_platform":null,"wifi_standard":null,"bluetooth_version":null,"remote_included":null,"has_speakers":true,"speaker_count":2,"speaker_power_per_channel_w":7,"built_in_webcam":null,"built_in_microphone":null,"height_adjustment_mm":110,"tilt_range_deg":{"forward_deg":8,"backward_deg":15},"swivel_range_deg":{"left_deg":30,"right_deg":30},"pivot_range_deg":null,"stand_removable":true,"vesa_mount":"100x100","vesa_adapter_required":false,"kensington_lock":true,"osd_controls":["joystick","buttons","software"],"control_software":"LG Switch, LG Calibration Studio","firmware_updatable":null,"ambient_light_sensor":null,"presence_sensor":null,"rgb_lighting":true,"gaming_osd_features":["Black Stabilizer","Dynamic Action Sync","Crosshair","FPS Counter","AI Upscaling","AI Scene Optimization","AI Sound"],"oled_care_features":["Screen Saver","Image Cleaning"],"burn_in_warranty":null,"burn_in_warranty_years":null,"dimensions_with_stand_mm":{"width_mm":921.4,"height_min_mm":495.4,"height_max_mm":605.4,"depth_mm":322.8},"dimensions_without_stand_mm":{"width_mm":921.4,"height_mm":405,"depth_mm":118.7},"stand_footprint_mm":null,"weight_with_stand_kg":10.7,"weight_without_stand_kg":6.8,"package_dimensions_mm":{"width_mm":1035,"height_mm":296,"depth_mm":549},"package_weight_kg":16.2,"power_supply":"external_adapter","power_adapter_w":270,"input_voltage":"100-240 V AC, 50/60 Hz","power_consumption_typical_w":54,"power_consumption_max_w":null,"power_consumption_sdr_w":40.3,"power_consumption_hdr_w":45.9,"power_consumption_standby_w":0.5,"power_consumption_off_w":0.3,"eu_energy_class_sdr":"G","eu_energy_class_hdr":"G","energy_kwh_per_1000h_sdr":40,"energy_kwh_per_1000h_hdr":46,"vesa_clearmr_tier":null,"vesa_adaptive_sync_certified_hz":null,"tuv_certifications":null,"low_blue_light":"hardware","energy_star":null,"tco_certified":null,"epeat":null,"color_certifications":["UL Perfect Color V569367","Intertek 100% Color Fidelity 24KRQ0950-02","UL Perfect Reproduction V756760"],"other_certifications":["UL Flicker-Free Display A196009","UL Discomfort Glare Free V563481","UL Low Blue Light Hardware Solution Platinum V745051","Eyesafe 3.0 CPF60 V745354","Eyesafe 3.0 RPF40 V275741","UL Perfect Black OLED V183632"],"in_the_box":["Monitor","Stand","AC/DC adapter","Power cable","HDMI cable","DisplayPort cable","USB-C cable"],"cables_included":null,"dead_pixel_policy":null},"variants":[],"sources":[{"url":"https://www.lg.com/us/monitors/lg-39gx950b-b-gaming-monitor","kind":"manufacturer_page","accessed":"2026-10-05","fields":["manufacturer_url","model_numbers","gtins","series","segment","screen_size_in","native_resolution","aspect_ratio","pixel_pitch_mm","is_curved","curvature_radius_mm","colors_displayable","dci_p3_coverage_pct","factory_calibrated","hardware_calibration","static_contrast_ratio","brightness_typical_nits","brightness_min_nits","brightness_hdr_peak_nits","brightness_hdr_peak_window_pct","hdr_formats","hdr_certification","viewing_angle_horizontal_deg","viewing_angle_vertical_deg","native_refresh_rate_hz","dual_mode","vrr_technologies","response_time_gtg_ms","usb_c_power_delivery_w","usb_upstream_ports","usb_downstream_ports","picture_in_picture","picture_by_picture","has_speakers","rgb_lighting","gaming_osd_features","power_supply","input_voltage","warranty_years","in_the_box","video_inputs"],"notes":{"manufacturer_url":"Exact U.S. 39GX950B-B AllInfo. Own exact U.S. reference, fixed 1500R Tandem OLED. Other size or regional suffix products are not represented as variants.","model_numbers":"Exact U.S. 39GX950B-B AllInfo. Own U.S. SKU, matching exact manual cover.","gtins":"Exact U.S. 39GX950B-B AllInfo. Exact own AllInfo Warranty UPC. Regional Japanese JAN code is not inherited.","series":"Exact U.S. 39GX950B-B AllInfo. Own product title.","segment":"Exact U.S. 39GX950B-B AllInfo. Own maker gaming monitor classification.","screen_size_in":"Exact U.S. 39GX950B-B AllInfo. Exact U.S. AllInfo 39-inch class. Japanese own base-model table separately gives precise 38.86-inch viewable panel.","native_resolution":"Exact U.S. 39GX950B-B AllInfo. Own AllInfo native 5120 x 2160. Not older 39-inch WQHD hardware.","aspect_ratio":"Exact U.S. 39GX950B-B AllInfo. Maker nominal 21:9 class. The exact pixel ratio 64:27 is different.","pixel_pitch_mm":"Exact U.S. 39GX950B-B AllInfo. Own horizontal and vertical 0.1776 mm, independently original Japanese base-model table. Active area 909 x 384 fits this published precision.","is_curved":"Exact U.S. 39GX950B-B AllInfo. Own Curved Yes.","curvature_radius_mm":"Exact U.S. 39GX950B-B AllInfo. Own 1500R curvature. Fixed, not a bendable screen.","colors_displayable":"Exact U.S. 39GX950B-B AllInfo. Own 1.07B. Native/FRC panel method and accepted per-mode input bit depth remain unproved.","dci_p3_coverage_pct":"Exact U.S. 39GX950B-B AllInfo. Own DCI-P3 coverage 99.5%, CIE 1976. Not gamut volume or measured coverage.","factory_calibrated":"Exact U.S. 39GX950B-B AllInfo. Own Factory Calibration Yes. U.S. paper report not proved and omitted.","hardware_calibration":"Exact U.S. 39GX950B-B AllInfo. Own H/W Calibration True Color Pro Yes. Manual calibrated profiles use LG Calibration Studio.","static_contrast_ratio":"Exact U.S. 39GX950B-B AllInfo. Own static 1850000:1. No finite measured value invented for black OLED pixels.","brightness_typical_nits":"Exact U.S. 39GX950B-B AllInfo. Own 335 cd/m² typical SDR. No full-screen mode claim inferred.","brightness_min_nits":"Exact U.S. 39GX950B-B AllInfo. Own 300 cd/m² maker minimum guarantee, not minimum adjustable luminance.","brightness_hdr_peak_nits":"Exact U.S. 39GX950B-B AllInfo. Own 1500 cd/m² HDR at 1.5% APL. Separate 600 cd/m² at 10% APL claim is not stored in a real-scene or full-screen field.","brightness_hdr_peak_window_pct":"Exact U.S. 39GX950B-B AllInfo. Own 1.5% average picture level. White-window stimulus is not assumed.","hdr_formats":"Exact U.S. 39GX950B-B AllInfo. Own HDR10 Yes. No other format inferred.","hdr_certification":"Exact U.S. 39GX950B-B AllInfo. Own DisplayHDR True Black 500, not LCD DisplayHDR 500.","viewing_angle_horizontal_deg":"Exact U.S. 39GX950B-B AllInfo. Own 178 degrees R/L.","viewing_angle_vertical_deg":"Exact U.S. 39GX950B-B AllInfo. Own 178 degrees U/D.","native_refresh_rate_hz":"Exact U.S. 39GX950B-B AllInfo. Own 165 Hz at native 5K2K. Faster 330 Hz needs lower-resolution Dual Mode.","dual_mode":"Exact U.S. 39GX950B-B AllInfo. Own direct 5K2K 165 / WFHD 330 paired claim and dedicated manual button.","vrr_technologies":"Exact U.S. 39GX950B-B AllInfo. Own FreeSync Premium Pro, G-SYNC Compatible and VESA Adaptive Sync. Original Japanese base-model feature explicitly VESA AdaptiveSync Display certification. No native G-SYNC module inferred.","response_time_gtg_ms":"Exact U.S. 39GX950B-B AllInfo. Own 0.03 ms GtG claim, not mean measured response. Exact setting for this claim is unstated.","usb_c_power_delivery_w":"Exact U.S. 39GX950B-B AllInfo. Own 90 W supplied to compatible host. Monitor still needs separate DC adapter.","usb_upstream_ports":"Exact U.S. 39GX950B-B AllInfo. Own USB upstream via USB-C, one socket. Revision unstated in the own U.S. upstream row.","usb_downstream_ports":"Exact U.S. 39GX950B-B AllInfo. Own two peripheral ports explicitly USB 3.2 Gen 2. Matching physical Type-A sockets. Manual data speed depends on USB-C preference and compatible host.","picture_in_picture":"Exact U.S. 39GX950B-B AllInfo. Own PIP Yes, manual input-pairing table.","picture_by_picture":"Exact U.S. 39GX950B-B AllInfo. Own PBP Yes, supplementary maker specifies 2PBP.","has_speakers":"Own exact U.S. AllInfo Speaker Yes. Exact TechRadar Design paragraph separately proves two physical internal speakers.","rgb_lighting":"Exact U.S. 39GX950B-B AllInfo. Own RGB LED Lighting row Unity Hexagon Lighting 2.0. Manual static/cycling colour controls corroborate.","gaming_osd_features":"Exact U.S. 39GX950B-B AllInfo. Own named four features. Crosshair/FPS counter are mutually exclusive per own manual.","power_supply":"Exact U.S. 39GX950B-B AllInfo. Own external adapter.","input_voltage":"Exact U.S. 39GX950B-B AllInfo. Own AC mains range. Not monitor 20 V DC or USB PD input.","warranty_years":"Exact U.S. 39GX950B-B AllInfo. Own U.S. 2-Year Parts and Labor. Optional two-year LG Premium Care extension in preorder offer is separate. Burn-in-specific coverage is not explicitly proved.","in_the_box":"Exact U.S. 39GX950B-B AllInfo. Own U.S. HDMI, DP and USB-C cable rows, matching core stand/adapter manual assembly. No optional remote, regional paper report or unstated cable counts inferred.","video_inputs":"Own AllInfo DP 2.1 one, HDMI 2.1 two, USB-C one. Japanese original base-model table explicitly DP UHBR20 and public exact 39-inch review table 80 Gbps. Own manual separately proves DP/USB-C DSC capability. API alone does not establish compression. Port-specific HDCP, HDMI bandwidth and USB-C link revision are unproved and omitted."}},{"url":"https://gscs-b2c.lge.com/downloadFile?fileId=TFrSjPO1o4xuZj44Ux2Ulg","kind":"manual","accessed":"2026-10-05","fields":["manual_url","backlight_type","hdmi_features","usb_c_dp_alt_mode","ethernet_port","optical_audio_out","height_adjustment_mm","tilt_range_deg","swivel_range_deg","stand_removable","vesa_mount","vesa_adapter_required","kensington_lock","osd_controls","control_software","oled_care_features","dimensions_without_stand_mm","weight_with_stand_kg","weight_without_stand_kg","power_adapter_w","video_inputs","refresh_rate_modes","gaming_osd_features"],"notes":{"manual_url":"Current exact U.S. support English ZIP, March 20, 2026. ENG_US.pdf cover names 39GX950B. Separate safety PDF is not mistaken for the model manual.","backlight_type":"Printed page 20 expressly says own OLED pixels emit their own light without a backlight.","hdmi_features":"Printed page 17 supported interface explicitly HDMI VRR. Other HDMI feature names unproved.","usb_c_dp_alt_mode":"Printed page 13 explicitly supports PD and DisplayPort Alternate Mode through USB-C. The adapter powers the monitor itself.","ethernet_port":"Complete own rear connector inventory has only HDMI, DP, USB-C, USB-A, headset and DC. No RJ45.","optical_audio_out":"Complete own rear connector inventory has no optical audio socket.","height_adjustment_mm":"Printed page 10 direct 110 mm maximum stand travel.","tilt_range_deg":"Printed page 11 direct -8/+15 degrees. Positive directional magnitudes stored.","swivel_range_deg":"Printed page 11 direct 30 degrees left and right.","stand_removable":"Printed page 8 explicitly removes stand before wall mount by reversing assembly.","vesa_mount":"Printed page 7 exact 100 x 100 rear pattern.","vesa_adapter_required":"Printed pages 7-9 direct rear bracket attachment. Optional bracket is separate.","kensington_lock":"Printed page 6 own socket and locking cable procedure. Cable optional.","osd_controls":"Printed pages 9-10 joystick and dedicated Dual Mode button. Printed page 16 personalized-picture software wizard and calibrated profiles alter display settings. Layout-only software is not counted.","control_software":"Printed page 11 named supported apps, with actual picture wizard and calibrated profiles on 16. Dual Controller data-sharing software is separate.","oled_care_features":"Printed page 19 exact two OLED Care controls. Image Cleaning runs approximately 10 minutes after more than 10 minutes use since last cleaning when entering standby/off. No older Screen Move or separate Pixel Cleaning menu inherited.","dimensions_without_stand_mm":"Printed page 21 own direct metric body dimensions. Curved envelope, not flattened active panel span.","weight_with_stand_kg":"Printed page 21 net 10.7 kg with stand, without packaging.","weight_without_stand_kg":"Printed page 21 net 6.8 kg body, without stand or packaging.","power_adapter_w":"Printed page 21 two adapter options explicitly 20 V x 13.5 A output, exactly 270 W. Device input 20 V x 12 A, 240 W is separate and not maximum operating consumption.","video_inputs":"Printed page 25 combined DisplayPort/USB-C table requires a DSC-capable graphics card for preferred timing and frequency. This proves compression capability on those inputs. It does not identify compression operation, depth or chroma for each stored mode. HDMI compression capability remains unknown.","refresh_rate_modes":"Printed page 17 explicitly limits Dual Mode Off (Full Wide) to native 5120 x 2160 at 165 Hz, Off (16:9) to 3840 x 2160 at 165 Hz, On (Full Wide) or On (21:9 34-inch) to 2560 x 1080 at 330 Hz, and On (16:9), On (16:9 27-inch) or On (16:9 24.5-inch) to 1920 x 1080 at 330 Hz. Own HDMI pages 22-23 and combined DisplayPort/USB-C pages 24-25 accept matching signals. The explicit ceilings and input support together establish maxima, rather than presets alone. HDMI native mode requires 2.1(PC). DP native mode supports 2.1 or 1.4 compatibility, with 2.1 DisplayPort only. USB-C needs compatible host/cable and optimized-resolution preference where necessary. Page 25 requires a DSC-capable GPU for preferred timing. Exact per-mode compression, depth and chroma are unstated and omitted.","gaming_osd_features":"Printed pages 16-17 name AI Upscaling High/Low/Off, AI Scene Optimization and AI Sound under AI Boost. AI Scene Optimization is available only in Personalized Picture, Gamer 1, Gamer 2, FPS, RTS, Vivid or Max Brightness presets. AI Sound applies to internal speakers and connected headphones. Own April 7 release separately requires at least WFHD source for AI Upscaling. Existing Crosshair and FPS Counter are mutually exclusive."}},{"url":"https://www.lg.com/jp/monitors/gaming-monitors/39gx950b-b/","kind":"manufacturer_page","accessed":"2026-10-05","fields":["viewable_size_in","active_area_mm","audio_out_3_5mm","mic_in_3_5mm","speaker_power_per_channel_w","calibration_delta_e","color_certifications","vrr_ranges"],"notes":{"viewable_size_in":"Own original 39GX950B-B technical table precise 38.86-inch panel, corroborated current producer catalogue. U.S. 39-inch class and Spanish 38.6-rounded label are less precise.","active_area_mm":"Own base-model technical table active 909 x 384 mm. Independent catalogue agrees. These are published whole-mm values, not inferred from pitch.","audio_out_3_5mm":"Own original base-model stereo-mini headset socket. Producer catalogue footnote 5 expressly 3.5 mm, four-pole sound+mic.","mic_in_3_5mm":"Same shared four-pole 3.5 mm headset jack, not a separate microphone socket. Manual page 14 requires upstream USB connection to PC for microphone.","speaker_power_per_channel_w":"Own original base-model built-in 7 W+7 W output. No physical driver count inferred.","calibration_delta_e":"Own feature claims ΔE<=2, CIE DE2000 across all 125 Intertek colour-fidelity patterns. Stored upper bound, not measured average or exact equality. Picture preset and calibration procedure unstated.","color_certifications":"Own original base-model certificate names. Perfect Color uses 0/500 lux colour fidelity. Perfect Reproduction uses 95% pixel accuracy at 0-500 lux. These are panel claims, not proof of a paper factory report.","vrr_ranges":"Own table explicitly separates native VRR 48-165 Hz and Dual Mode 48-330 Hz for HDMI/DP. Stored rows describe native Full Wide/Dual Mode off only. Schema cannot distinguish resolution modes. USB-C generic scan range does not prove its VRR interval."}},{"url":"https://www.lg.com/content/dam/channel/wcms/jp/catalog/pdf/202606_monitor_ultragear.pdf","kind":"manufacturer_pdf","accessed":"2026-10-05","fields":["spec_sheet_url","refresh_rate_modes","power_consumption_typical_w"],"notes":{"spec_sheet_url":"Official June 2026 four-page Japanese technical catalogue, fully visually read. Page 4, printed pages 5-6 exact 39GX950B-BAJP column. This is a regional suffix, not a represented variant. Only core hardware facts independently matching own U.S. manual and original Japanese 39GX950B-B table are used. Japanese GTIN, bundle and warranty rows are excluded.","refresh_rate_modes":"Page 4 connector maximum-resolution table explicitly native 165 Hz for HDMI, DP and USB-C, plus WFHD 330 Hz for HDMI/DP. These original catalogue rows corroborate core hardware. Additional cropped 4K, FHD and USB-C WFHD modes come from explicit ceilings in own U.S. manual page 17 joined to matching input support on pages 22-25. The catalogue native USB-C row does not explicitly exclude lower-resolution Dual Mode. No per-mode bit depth, chroma or compression state inferred.","power_consumption_typical_w":"Page 4 core 39GX950B column On Mode 54 W. Footnote 8 defines 200 cd/m² one hour measurement video. Original Japanese base-model page also 54 W. EU 40.3 W default 60 Hz test and device 240 W DC input are separate."}},{"url":"https://www.lg.com/uk/monitors/ultragear-evo/39gx950b-b/","kind":"manufacturer_page","accessed":"2026-10-05","fields":["dimensions_with_stand_mm","package_dimensions_mm","package_weight_kg","flicker_free","low_blue_light","other_certifications"],"notes":{"dimensions_with_stand_mm":"Own exact UP/DOWN metric positions. Own U.S. manual page 21 corroborates upper position. No minimum height computed from travel.","package_dimensions_mm":"Own maker shipping W x H x D metric. Original Japanese base-model table agrees. Flat-packed orientation retained.","package_weight_kg":"Own shipping 16.2 kg, above complete 10.7 kg product. Rounded U.S. 35.7 lb corroborates source rounding.","flicker_free":"Own Tandem OLED feature explicitly UL Flicker-Free Display A196009. VRR flicker is separate.","low_blue_light":"Own feature explicitly UL Low Blue Light Hardware Solution Platinum V745051. Reader picture filter is separate.","other_certifications":"Own certificate footnote. Discomfort Glare condition UGR<22, Eyesafe CPF60/RPF40 explicitly named."}},{"url":"https://www.rtings.com/monitor/reviews/lg/39gx950b-b","kind":"review_site","accessed":"2026-10-05","fields":["panel_type","panel_type_name","panel_generation","video_inputs"],"notes":{"panel_type":"Public own 39GX950B-B Differences Between Sizes table explicitly fourth-gen WOLED/Tandem OLED. The old 45-inch row has incorrect bandwidth and is not inherited. Numeric locked results are omitted.","panel_type_name":"Own public introduction and producer original Japanese page identify Tandem OLED. Not RGB-stripe technology from another monitor using a related panel.","panel_generation":"Own public 39-inch row, independently original producer Japanese feature. No fifth-generation or Alienware RGB-stripe panel facts inherited.","video_inputs":"Own 39-inch free differences table explicitly UHBR20/80 Gbps. Original producer Japanese base-model UHBR20 confirms. Other product rows and protected port measurements are excluded."}},{"url":"https://www.pcgamer.com/hardware/gaming-monitors/lg-ultragear-evo-gx9-39gx950b-review/","kind":"review_site","accessed":"2026-10-05","fields":["panel_manufacturer"],"notes":{"panel_manufacturer":"Exact review expressly distinguishes LG Display as panel maker from LG Electronics as monitor maker."}},{"url":"https://www.techradar.com/computing/monitors/lg-ultragear-evo-39gx950b-b-review","kind":"review_site","accessed":"2026-10-05","fields":["screen_surface","speaker_count"],"notes":{"screen_surface":"Own exact model Design section explicitly matte finish. No numerical reflections or unstated brightness measurement inferred.","speaker_count":"Exact own-model Design paragraph explicitly states two internal 7 W speakers. This counts physical speakers, rather than inferring count from channels."}},{"url":"https://www.lg.com/uk/lgecs.downloadFile.ldwf?DOC_ID=20260209276192&ORIGINAL_NAME_b1_a1=39GX950B_PIS%5B20260209012803707%5D.pdf&FILE_NAME=39GX950B_PIS.pdf&TC=DwnCmd&GSRI_DOC=GSRI&SPEC_DOWNLOAD=N","kind":"eprel","accessed":"2026-10-05","fields":["power_consumption_sdr_w","power_consumption_hdr_w","power_consumption_off_w","power_consumption_standby_w","eu_energy_class_sdr","eu_energy_class_hdr"],"notes":{"power_consumption_sdr_w":"Exact model English PIS page 2 row 4 EU on-mode SDR, default 60 Hz.","power_consumption_hdr_w":"Exact PIS page 2 row 6 EU HDR on-mode.","power_consumption_off_w":"Exact PIS page 2 row 7 off demand. Maker less-than qualifier is separate.","power_consumption_standby_w":"Exact PIS page 2 row 8 standby demand. Not network standby.","eu_energy_class_sdr":"Exact PIS page 2 row 3.","eu_energy_class_hdr":"Exact PIS page 2 row 5."}},{"url":"https://www.lg.com/uk/lgecs.downloadFile.ldwf?DOC_ID=20260303277907&ORIGINAL_NAME_b1_a1=39GX950B_EU+E%5B20260303025334236%5D.pdf&FILE_NAME=39GX950B_EU+E.pdf&TC=DwnCmd&GSRI_DOC=GSRI&SPEC_DOWNLOAD=N","kind":"eprel","accessed":"2026-10-05","fields":["energy_kwh_per_1000h_sdr","energy_kwh_per_1000h_hdr"],"notes":{"energy_kwh_per_1000h_sdr":"Exact EU label integer 40 read directly, not calculated from decimal 40.3 W.","energy_kwh_per_1000h_hdr":"Exact EU label integer 46 read directly. Not inherited from SDR."}},{"url":"https://www.lg.com/us/newsroom/media-entertainment/game-on-lg-kicks-off-pre-orders-for-ultragear-evo-gx9-and-gm9-gaming-monitors","kind":"press_release","accessed":"2026-10-05","fields":["launch_price_usd","gaming_osd_features","other_certifications"],"notes":{"launch_price_usd":"April 7, 2026 maker U.S. preorder release explicitly own 39GX950B-B $1799.99. Optional warranty extension excluded. Price does not itself prove retail availability.","gaming_osd_features":"Exact 39GX950B-B April 7 release names AI Upscaling, AI Scene Optimization and AI Sound. Footnote 8 requires WFHD or higher source for AI Upscaling. Picture-preset and audio-output conditions come from own manual page 16.","other_certifications":"Own 39GX950B-B OLED certificate footnote 5 expressly names UL Perfect Black OLED V183632. This is a black-performance certification, not a measured contrast ratio."}},{"url":"https://www.reddit.com/r/ultrawidemasterrace/comments/1sp5izd/lg_39gx950bb_came_in_today/","kind":"review_site","accessed":"2026-10-05","fields":["release_date"],"notes":{"release_date":"Original paid owner explicitly ordered April 10 and received the 39GX950B-B on post day. Public JSON first post created timestamp 1776537212 converts to April 18, 2026 18:33:32 UTC. Actual delivered purchase is distinct from April 7 preorders and later Japanese June general release. No exact earliest worldwide day asserted."}},{"url":"https://www.amd.com/en/products/graphics/technologies/freesync.html","kind":"manufacturer_page","accessed":"2026-10-05","fields":["low_framerate_compensation"],"notes":{"low_framerate_compensation":"Official AMD makes LFC mandatory for producer-confirmed FreeSync Premium Pro. No unproved input-specific interval inferred."}}],"fields_filled":104,"updated":"2026-10-16"},"meta":{"api_version":"1","docs":"https://arkivo.dev/api"}}