{"product_id":"mac-studio-2025-m3-ultra-32-core-cpu-80-core-gpu-512gb-2tb-used-grade-a","title":"Mac Studio (2025) · M3 Ultra 32-core CPU \/ 80-core GPU · 512GB · 2TB · Used, Grade A","description":"\u003cdiv style=\"font-family:inherit;line-height:1.6;max-width:680px\"\u003e\n\u003cp style=\"font-size:1.1em;margin:0 0 12px\"\u003e\u003cstrong\u003eA Mac with room for very large local models.\u003c\/strong\u003e Apple's M3 Ultra with a 32-core CPU, 80-core GPU and 512GB of unified memory. Used, in Grade A condition, with the original box.\u003c\/p\u003e\n\n\u003cdiv style=\"display:flex;flex-wrap:wrap;gap:8px;margin:0 0 20px\"\u003e\n\u003cspan style=\"background:#f2f2f2;color:#111111;border-radius:999px;padding:4px 12px;font-size:0.9em\"\u003eGrade A · Excellent\u003c\/span\u003e\n\u003cspan style=\"background:#f2f2f2;color:#111111;border-radius:999px;padding:4px 12px;font-size:0.9em\"\u003eOriginal packaging\u003c\/span\u003e\n\u003cspan style=\"background:#f2f2f2;color:#111111;border-radius:999px;padding:4px 12px;font-size:0.9em\"\u003eErased before it ships\u003c\/span\u003e\n\u003cspan style=\"background:#f2f2f2;color:#111111;border-radius:999px;padding:4px 12px;font-size:0.9em\"\u003e512GB unified memory\u003c\/span\u003e\n\u003cspan style=\"background:#f2f2f2;color:#111111;border-radius:999px;padding:4px 12px;font-size:0.9em\"\u003eFree Izuran Pro license\u003c\/span\u003e\n\u003c\/div\u003e\n\n\u003ca href=\"\/pages\/cluster-rack\" style=\"display:flex;gap:14px;align-items:center;border:1px solid #e5e5e5;border-radius:12px;padding:12px;margin:0 0 20px;color:inherit;text-decoration:none\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1011\/3109\/2270\/files\/aic-cluster-rack-two-mac-studios-front.jpg?v=1793821009\u0026amp;width=240\" alt=\"AIC Cluster Rack: two Mac Studios in a 10-inch rack with a status display\" width=\"96\" height=\"128\" style=\"flex:none;width:96px;height:128px;object-fit:cover;border-radius:8px\"\u003e\n\u003cspan style=\"display:block\"\u003e\n\u003cstrong style=\"display:block\"\u003eWant both as a cluster?\u003c\/strong\u003e\n\u003cspan style=\"display:block;margin:2px 0 8px\"\u003eTwo Mac Studios, fully assembled in one rack, with 1TB of unified memory.\u003c\/span\u003e\n\u003cspan style=\"display:inline-block;padding:8px 14px;border-radius:8px;background:#1d4ed8;color:#ffffff;font-weight:600\"\u003eRequest a quote\u003c\/span\u003e\n\u003c\/span\u003e\n\u003c\/a\u003e\n\n\u003ch3 style=\"margin:20px 0 8px\"\u003eWhy you'll love it\u003c\/h3\u003e\n\u003cul style=\"padding-left:20px;margin:0 0 16px\"\u003e\n\u003cli\u003e\n\u003cstrong\u003e512GB unified memory:\u003c\/strong\u003e the CPU, GPU and Neural Engine share one 512GB pool at 819GB\/s. Apple says that with up to half a terabyte of unified memory, you can run LLMs with hundreds of billions of parameters entirely in memory, on one machine.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eA configuration Apple no longer sells:\u003c\/strong\u003e Apple removed the 512GB memory option for Mac Studio in March 2026.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBuilt to cluster:\u003c\/strong\u003e six Thunderbolt 5 ports at up to 120Gb\/s. Starting in macOS 26.2, Apple supports RDMA over Thunderbolt 5, which MLX uses to spread one model across several Macs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eM3 Ultra power:\u003c\/strong\u003e 32-core CPU with 24 performance cores, 80-core GPU with hardware-accelerated ray tracing, and a 32-core Neural Engine.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePro connectivity:\u003c\/strong\u003e 10Gb Ethernet, HDMI 2.1, two USB-A ports, an SDXC card slot and support for up to eight displays.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3 style=\"margin:20px 0 8px\"\u003eAI on this Mac\u003c\/h3\u003e\n\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1011\/3109\/2270\/files\/ai-on-this-mac-studio-m3-ultra-512gb.png?v=1793819919\" target=\"_blank\" rel=\"noopener\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1011\/3109\/2270\/files\/ai-on-this-mac-studio-m3-ultra-512gb.png?v=1793819919\u0026amp;width=1200\" alt=\"AI on this Mac chart: 512GB unified memory, 819GB\/s memory bandwidth, and the peak memory and speed of the models it runs\" width=\"1200\" height=\"1200\" loading=\"lazy\" style=\"display:block;width:100%;height:auto;border-radius:12px;margin:0 0 16px\"\u003e\u003c\/a\u003e\n\u003cp style=\"margin:0 0 16px\"\u003eWith 512GB of memory, this Mac runs everything our smaller Macs run, plus models too large for a laptop. Measured on Mac Studios with this configuration:\u003c\/p\u003e\n\u003cul style=\"padding-left:20px;margin:0 0 16px\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eQwen 3.8 Flash-Next:\u003c\/strong\u003e 193GB peak memory, 26 tokens per second\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGLM 5.3 Flash:\u003c\/strong\u003e 352GB peak memory, 20 tokens per second\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp style=\"margin:0 0 16px\"\u003e\u003cstrong\u003eBuy both\u003c\/strong\u003e and they can run the largest models we list, split across the two over Thunderbolt 5: GLM-5.3 at 20 tokens per second and DeepSeek V4.1 Flash at 34.\u003c\/p\u003e\n\u003cp style=\"margin:0 0 16px\"\u003eGood for serving a team from one machine, and for long documents and agent work on larger models.\u003c\/p\u003e\n\u003cp style=\"margin:0 0 16px\"\u003e\u003cstrong\u003eComes with a free Izuran Pro license.\u003c\/strong\u003e Izuran Pro is our own AI software. We preinstall it as an early preview, and you can update it when new versions come out.\u003c\/p\u003e\n\u003cp style=\"margin:0 0 16px\"\u003e\u003ca href=\"https:\/\/ambitioninnovationcreativity.com\/labs\/models?utm_source=aic_hardware\u0026amp;utm_medium=referral\u0026amp;utm_campaign=listing_aic_0002#512-gb\"\u003eSee which Mac runs which model\u003c\/a\u003e · \u003ca href=\"https:\/\/ambitioninnovationcreativity.com\/izuran?utm_source=aic_hardware\u0026amp;utm_medium=referral\u0026amp;utm_campaign=listing_aic_0002\"\u003eAbout Izuran\u003c\/a\u003e · \u003ca href=\"https:\/\/ambitioninnovationcreativity.com\/private-ai-server?utm_source=aic_hardware\u0026amp;utm_medium=referral\u0026amp;utm_campaign=listing_aic_0002\"\u003eSee the server kit\u003c\/a\u003e\u003c\/p\u003e\n\n\u003ch3 style=\"margin:20px 0 8px\"\u003eCondition\u003c\/h3\u003e\n\u003cp style=\"margin:0 0 16px\"\u003e\u003cstrong\u003eGrade A (Excellent), used.\u003c\/strong\u003e Used for a few months in the AIC Lab for local AI research. Like-new condition, with the original box. \u003ca href=\"\/pages\/condition-guide\"\u003eHow we grade\u003c\/a\u003e\u003c\/p\u003e\n\n\u003ch3 style=\"margin:20px 0 8px\"\u003eSpecs\u003c\/h3\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;margin:0 0 16px\"\u003e\n\u003ctr style=\"border-bottom:1px solid #e5e5e5\"\u003e\n\u003cth style=\"text-align:left;padding:8px 12px 8px 0;width:38%\"\u003eModel\u003c\/th\u003e\n\u003ctd style=\"padding:8px 0\"\u003eMac Studio (2025)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom:1px solid #e5e5e5\"\u003e\n\u003cth style=\"text-align:left;padding:8px 12px 8px 0\"\u003eModel identifier\u003c\/th\u003e\n\u003ctd style=\"padding:8px 0\"\u003eMac15,14\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom:1px solid #e5e5e5\"\u003e\n\u003cth style=\"text-align:left;padding:8px 12px 8px 0\"\u003eChip\u003c\/th\u003e\n\u003ctd style=\"padding:8px 0\"\u003eApple M3 Ultra, 32-core CPU (24 performance, 8 efficiency), 80-core GPU, 32-core Neural Engine\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom:1px solid #e5e5e5\"\u003e\n\u003cth style=\"text-align:left;padding:8px 12px 8px 0\"\u003eMemory\u003c\/th\u003e\n\u003ctd style=\"padding:8px 0\"\u003e512GB unified memory, 819GB\/s bandwidth\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom:1px solid #e5e5e5\"\u003e\n\u003cth style=\"text-align:left;padding:8px 12px 8px 0\"\u003eStorage\u003c\/th\u003e\n\u003ctd style=\"padding:8px 0\"\u003e2TB SSD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom:1px solid #e5e5e5\"\u003e\n\u003cth style=\"text-align:left;padding:8px 12px 8px 0\"\u003eDisplay support\u003c\/th\u003e\n\u003ctd style=\"padding:8px 0\"\u003eUp to eight displays at up to 6K 60Hz, or four displays at up to 8K 60Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom:1px solid #e5e5e5\"\u003e\n\u003cth style=\"text-align:left;padding:8px 12px 8px 0\"\u003eRear ports\u003c\/th\u003e\n\u003ctd style=\"padding:8px 0\"\u003e4x Thunderbolt 5 (USB-C, up to 120Gb\/s), 2x USB-A (up to 5Gb\/s), HDMI 2.1, 10Gb Ethernet, 3.5 mm headphone jack\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom:1px solid #e5e5e5\"\u003e\n\u003cth style=\"text-align:left;padding:8px 12px 8px 0\"\u003eFront ports\u003c\/th\u003e\n\u003ctd style=\"padding:8px 0\"\u003e2x Thunderbolt 5 (up to 120Gb\/s), SDXC card slot (UHS-II)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom:1px solid #e5e5e5\"\u003e\n\u003cth style=\"text-align:left;padding:8px 12px 8px 0\"\u003eWireless\u003c\/th\u003e\n\u003ctd style=\"padding:8px 0\"\u003eWi-Fi 6E, Bluetooth 5.3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom:1px solid #e5e5e5\"\u003e\n\u003cth style=\"text-align:left;padding:8px 12px 8px 0\"\u003eColor\u003c\/th\u003e\n\u003ctd style=\"padding:8px 0\"\u003eSilver\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom:1px solid #e5e5e5\"\u003e\n\u003cth style=\"text-align:left;padding:8px 12px 8px 0\"\u003eSize\u003c\/th\u003e\n\u003ctd style=\"padding:8px 0\"\u003e3.7 x 7.7 x 7.7 inches (9.5 x 19.7 x 19.7 cm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 12px 8px 0\"\u003eWeight\u003c\/th\u003e\n\u003ctd style=\"padding:8px 0\"\u003e8.0 lb (3.64 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cp style=\"font-size:0.85em;color:#666;margin:0 0 16px\"\u003eSpecs from \u003ca href=\"https:\/\/support.apple.com\/en-us\/122211\" target=\"_blank\" rel=\"noopener\"\u003eApple's technical specifications\u003c\/a\u003e. 512GB and clustering details from \u003ca href=\"https:\/\/www.apple.com\/newsroom\/2025\/03\/apple-unveils-new-mac-studio-the-most-powerful-mac-ever\/\" target=\"_blank\" rel=\"noopener\"\u003eApple's Mac Studio announcement\u003c\/a\u003e and \u003ca href=\"https:\/\/developer.apple.com\/documentation\/technotes\/tn3205-low-latency-communication-with-rdma-over-thunderbolt\" target=\"_blank\" rel=\"noopener\"\u003eApple's RDMA over Thunderbolt note\u003c\/a\u003e. Removal of the 512GB option reported by \u003ca href=\"https:\/\/www.macrumors.com\/2026\/03\/05\/mac-studio-no-512gb-ram-upgrade\/\" target=\"_blank\" rel=\"noopener\"\u003eMacRumors\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3 style=\"margin:20px 0 8px\"\u003eIn the box\u003c\/h3\u003e\n\u003cp style=\"margin:0 0 16px\"\u003eMac Studio and power cord, in the original Apple packaging.\u003c\/p\u003e\n\n\u003ch3 style=\"margin:20px 0 8px\"\u003eThe Mac on its own\u003c\/h3\u003e\n\u003cp style=\"margin:0 0 16px\"\u003eYou're buying the Mac with macOS and a free Izuran Pro license. Installed models, the rack and AIC support aren't included. Want a private AI server set up for your office? See the \u003ca href=\"https:\/\/ambitioninnovationcreativity.com\/private-ai-server?utm_source=aic_hardware\u0026amp;utm_medium=referral\u0026amp;utm_campaign=mac_studio_listing\"\u003ePrivate Mac AI Server Kit\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3 style=\"margin:20px 0 8px\"\u003ePrepared for you\u003c\/h3\u003e\n\u003cp style=\"margin:0 0 16px\"\u003eBefore it ships, it's erased, with Activation Lock and remote management off. Then we install Izuran Pro, and you set the Mac up with your own Apple Account. \u003ca href=\"\/pages\/data-security\"\u003eHow we prepare every Mac\u003c\/a\u003e\u003c\/p\u003e\n\n\u003cp style=\"margin:0 0 16px\"\u003e\u003cstrong\u003eTwo units available.\u003c\/strong\u003e Want both as one system? See the \u003ca href=\"\/pages\/cluster-rack\"\u003eAIC Cluster Rack\u003c\/a\u003e and request a quote.\u003c\/p\u003e\n\n\u003cp style=\"margin:20px 0 0;padding-top:12px;border-top:1px solid #e5e5e5\"\u003e\u003ca href=\"\/pages\/returns-and-warranty\"\u003eReturns and warranty\u003c\/a\u003e · \u003ca href=\"\/pages\/shipping\"\u003eShipping and pickup\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n","brand":"Apple","offers":[{"title":"Default Title","offer_id":67870599086382,"sku":"AIC-0002","price":19999.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1011\/3109\/2270\/files\/mac-studio-2025.png?v=1793247940","url":"https:\/\/shop.ambitioninnovationcreativity.com\/products\/mac-studio-2025-m3-ultra-32-core-cpu-80-core-gpu-512gb-2tb-used-grade-a","provider":"AIC Hardware","version":"1.0","type":"link"}