AMD's Radeon RX 7900M high-end RDNA 3 GPU officially makes its debut today in the Alienware m18 laptop featuring high-end specifications.
Alienware m18 Laptop First To Feature AMD Radeon 7900M RDNA 3 GPU: Navi 31 & 16 GB Fitted Alongside Ryzen 7045HX CPUs
The Alienware m18 has entered the market as the most powerful 18" "AMD Advantage" laptop. It has the latest and greatest AMD technologies which feature the fastest AMD Radeon GPUs & AMD Ryzen CPUs. The laptop can be configured with a range of Ryzen 7045HX CPUs up to the Ryzen 9 7945HX with 16 cores, 32 threads, and up to the latest Radeon RX 7900M GPU.
- Alienware m18 is designed to prioritize power and watts to its components to allow gamers to experience their favorite games with high frame rates and graphics settings maximized on a laptop.
- The m18 features the latest AMD Ryzen 7000 Series mobile processors featuring up to 16 cores and 32 threads of multicore performance.
- Choose from the AMD Radeon 7600M XT graphics or the new flagship AMD Radeon7900M graphics, both featuring AMD RDNA3 architecture for raytracing and AI Accelerators for fast data inference and AI computation.
- AMD Radeon RX 7900M is the laptop GPU based on the new chipset design and is engineered to deliver high frame rates and high-resolution visuals in your games.
The AMD Radeon RX 7900M marks the return of the red team in the flagship mobility GPU segment which hasn't seen much action with the RDNA series. The Radeon RX 7900M makes use of the high-end RDNA 3 ASIC, Navi 31, with MCM technology featuring 5nm GCDs and 6nm MCDs. The GPU has a lot going on so let's start with the specifications.
Built on the groundbreaking AMD RDNA 3 architecture, the AMD Radeon RX 7900M is the first laptop GPU offering the advanced AMD chiplet design. Engineered to deliver state-of-the-art visuals and desktop-class high FPS gaming, the AMD Radeon RX 7900M GPU offers 72 AMD RDNA 3 compute units featuring new AI and second-generation raytracing accelerators, 16GB of high-speed GDDR6 VRAM along with advanced capabilities to push the limits of gaming and content creation on the go.
via AMD
The AMD Radeon RX 7900M GPU is based on the RDNA 3 graphics architecture and features a total of 36 WGPs or 72 Compute Units which make up a total of 4608 cores. That's 20% more cores than the 7800 XT & 10% lower cores than the 7900 GRE. In terms of memory, the GPU is equipped with a total of four MCDs which will enable a 256-bit wide bus interface & 16 GB memory capacities. That will get AMD on par with NVIDIA's top RTX 40 offerings such as the RTX 4090 which max out at 16 GB memory too. As for the power numbers, the AMD Radeon RX 7900M will be configured at a TGP of 160W & can be pushed up to 200W with SmartShift technologies.
AMD Radeon RX 7000M RDNA 3 Mobility GPU Lineup:
| GPU Name | GPU Architecture | Process Node | Die Size | GPU Cores | GPU Clock (Max) | Memory Capacity | Memory Bus | TGP |
|---|---|---|---|---|---|---|---|---|
| Radeon RX 7900M | RDNA 3 Navi 31 | 5nm + 6nm | 304.5mm2 | 4608 | 2090 MHz | 16 GB GDDR6 (64 MB Infinity Cache) | 256-bit / 512 GB/s | 160-200W |
| Radeon RX 7600M XT | RDNA 3 Navi 33 | 6nm | 204mm2 | 2048 | 2300 MHz | 8 GB GDDR6 (32 MB Infinity Cache) | 128-bit / 288 GB/s | 75-120W |
| Radeon RX 7600M | RDNA 3 Navi 33 | 6nm | 204mm2 | 1792 | 2070 MHz | 8 GB GDDR6 (32 MB Infinity Cache) | 128-bit / 256 GB/s | 50-90W |
| Radeon RX 7700S | RDNA 3 Navi 33 | 6nm | 204mm2 | 2048 | 2200 MHz | 8 GB GDDR6 (32 MB Infinity Cache) | 128-bit / 288 GB/s | 75-100W |
| Radeon RX 7600S | RDNA 3 Navi 33 | 6nm | 204mm2 | 1792 | 1865 MHz | 8 GB GDDR6 (32 MB Infinity Cache) | 128-bit / 256 GB/s | 50-75W |
In terms of performance, AMD pits the Radeon RX 7900M against the NVIDIA GeForce RTX 4080 in 1440p gaming. The 7900M ends up around 7% faster than the RTX 4080 mobility on average and is also equipped with 33% higher VRAM.
Other specs of the Alienware m18 "AMD Advantage" laptop include up to 64 GB (Dual-Channel) DDR5-4800 memory support, up to 8.5 TB NVMe M.2 SSDs in triple-storage options, a 330W GaN power adapter that powers the 97 Whr 6-cell battery and display options which include an QHD+ (165Hz) and FHD+ (480Hz) 18" option. To cool all this hardware, the Alienware m18 features the Legend 3.0 industrial design with Cryo-Tech cooling and copper alloy thermal components which incorporate a vapor chamber cooling for both CPU and GPU.
I/O includes support for WIFI 6E, Bluetooth 5.3, an Ethernet LAN port, a global headset jack, two USB 3.2 Gen 1 ports (Type-A + Type-C), two USB 4 Gen 2 Type-C ports with 15W power delivery, DP 1.4a, a single USB 3.2 Gen1 Type-A port, a single Mini-DP port, and an SD card slot. The laptop is also outfitted with AlienFX RGB lighting on the keyboard and power button.
Pricing-wise, the Alienware m18 laptop configured with the AMD Radeon RX 7900M should hit retail at a starting price of $2799.99 US.
Alienware m18 Laptop Specifications:
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