AMD Instinct MI300 vs NVIDIA GeForce RTX 3050 A Mobile Comparison

The Verdict

The AMD Instinct MI300 and NVIDIA GeForce RTX 3050 A Mobile are fundamentally different products serving entirely different markets. The data shows the Instinct MI300 is a data center accelerator with no benchmark scores recorded, placing it at the 50th percentile of all GPUs, while the RTX 3050 A Mobile is an end-of-life mobile graphics processor with a 44th percentile ranking and an average benchmark score of 8,746. The Instinct MI300 is for compute workloads requiring massive memory capacity and bandwidth, whereas the RTX 3050 A Mobile is for portable devices with limited power envelopes. The recorded data confirms the MI300 uses a 5 nm process, delivers 47.87 TFLOPS FP32, and carries 128 GB of HBM3 memory, while the RTX 3050 A Mobile uses an 8 nm process, delivers 4.813 TFLOPS FP32, and carries 4 GB of GDDR6 memory. The verdict is straightforward: the MI300 is a server-class accelerator, while the RTX 3050 A Mobile is a mobile consumer GPU.

Architecture Differences

The architectural split is stark. The AMD Instinct MI300 uses the CDNA 3.0 architecture with the Aqua Vanjaram chip, built on a 5 nm process at TSMC. It integrates 153,000 million transistors on a 1017 mm² die, yielding a transistor density of 150.4M per mm². The NVIDIA GeForce RTX 3050 A Mobile uses the Ampere architecture with the GA106 chip, built on an 8 nm process at Samsung. It contains 12,000 million transistors on a 276 mm² die, for a density of 43.5M per mm². The MI300 has 14,080 shading units, 880 texture mapping units, and zero ROPs, while the RTX 3050 A Mobile has 1,792 shading units, 56 TMUs, and 32 ROPs. The MI300 has no ray tracing cores or tensor cores listed, while the RTX 3050 A Mobile includes 14 RT cores and 56 tensor cores. The MI300 supports a 5.32 TB/s memory bandwidth through an 8192-bit HBM3 interface, whereas the RTX 3050 A Mobile manages 192.0 GB/s over a 128-bit GDDR6 bus. The MI300 reports no display outputs, no DirectX, OpenGL, or Vulkan support, and a pixel rate of 0 MPixel/s, confirming it is a pure compute accelerator. The RTX 3050 A Mobile supports DirectX 12 Ultimate (12_2), OpenGL 4.6, and Vulkan 1.4, and outputs to portable device dependent displays. The MI300 connects via PCIe 5.0 x16, while the RTX 3050 A Mobile uses PCIe 4.0 x8. The MI300 requires 2x 8-pin power connectors and a 1000 W suggested PSU, while the RTX 3050 A Mobile has no power connectors and is classified as an integrated graphics processor in a mobile slot.

Where Each One Wins

The benchmark wins are one-sided only because the MI300 has no recorded benchmarks. The RTX 3050 A Mobile shows wins in every measured category: Geekbench OpenCL scores 52,998, Passmark DirectX 10 scores 61, DirectX 11 scores 94, DirectX 12 scores 55, DirectX 9 scores 152, G2D scores 526, G3D scores 11,664, and GPU compute scores 4,419. However, the MI300 wins decisively in raw compute specifications. Its FP32 output of 47.87 TFLOPS is roughly ten times the 4.813 TFLOPS of the RTX 3050 A Mobile. Its texture rate of 1,496.0 GTexel/s dwarfs the 75.21 GTexel/s of the RTX 3050 A Mobile. The MI300 holds 128 GB of memory versus 4 GB, and its 5.32 TB/s bandwidth is over 27 times the 192.0 GB/s of the RTX 3050 A Mobile. The MI300 also wins on process technology: 5 nm versus 8 nm, higher transistor count, and larger die area. The RTX 3050 A Mobile wins on power efficiency per the data, with a 45 W TDP versus 600 W, making it suitable for portable systems. The RTX 3050 A Mobile also wins on software compatibility, with full DirectX, OpenGL, and Vulkan APIs supported, while the MI300 reports N/A for all three. For gaming or general graphics, the RTX 3050 A Mobile is the only option with recorded performance. For massive parallel compute, the MI300 is the only option with the memory and bandwidth.

FAQ

Q: Which GPU has higher FP32 compute performance?

A: The AMD Instinct MI300 delivers 47.87 TFLOPS FP32, while the NVIDIA GeForce RTX 3050 A Mobile delivers 4.813 TFLOPS FP32. The MI300 is approximately ten times faster in raw FP32 throughput.

Q: What is the memory capacity difference?

A: The MI300 has 128 GB of HBM3 memory, while the RTX 3050 A Mobile has 4 GB of GDDR6 memory. The MI300 also has a much wider 8192-bit bus versus the 128-bit bus of the RTX 3050 A Mobile.

Q: Does the RTX 3050 A Mobile support ray tracing?

A: Yes, the RTX 3050 A Mobile includes 14 RT cores and 56 tensor cores as part of the Ampere architecture. The MI300 lists no RT cores or tensor cores in the database.

Q: What is the power consumption of each?

A: The MI300 has a 600 W TDP and requires a 1000 W suggested PSU. The RTX 3050 A Mobile has a 45 W TDP and no power connectors, being classified as an IGP.

Q: Which GPU has better benchmark scores?

A: Only the RTX 3050 A Mobile has recorded benchmark scores. Its average benchmark score is 8,746, with its best single result being 52,998 in Geekbench OpenCL. The MI300 has no benchmark entries in the database.

Q: What are the process nodes?

A: The MI300 is built on a 5 nm process at TSMC, while the RTX 3050 A Mobile is built on an 8 nm process at Samsung. The MI300 also has a much higher transistor density at 150.4M per mm² versus 43.5M per mm².

Head-to-Head Benchmarks

The database records no head-to-head benchmark comparisons between the MI300 and the RTX 3050 A Mobile, but the individual results for the RTX 3050 A Mobile provide a baseline. The RTX 3050 A Mobile scores 52,998 in Geekbench OpenCL, 11,664 in Passmark G3D, and 4,419 in Passmark GPU compute. Its Passmark DirectX scores are 61 for DirectX 10, 94 for DirectX 11, 55 for DirectX 12, and 152 for DirectX 9. The G2D score is 526. These results place the RTX 3050 A Mobile at the 44th percentile of all GPUs, with an average benchmark score of 8,746. Its nearest rivals in the database are the NVIDIA GeForce GTX 460 v2 with an average score of 8,743 (0% delta), the NVIDIA Quadro P2200 with 8,686 (0.7% delta), the AMD Radeon R9 M265X with 8,851 (-1.2% delta), and the AMD Radeon Pro WX 5100 with 8,863 (-1.3% delta). The MI300 has no benchmark scores and sits at the 50th percentile, which reflects its specification-based ranking rather than measured performance. The recorded data indicates the MI300's FP32 output of 47.87 TFLOPS is 9.9 times higher than the RTX 3050 A Mobile's 4.813 TFLOPS. The texture rate of 1,496.0 GTexel/s is 19.9 times higher than 75.21 GTexel/s. The memory bandwidth of 5.32 TB/s is 27.7 times higher than 192.0 GB/s. These specification gaps are the only head-to-head comparisons available, and they favor the MI300 overwhelmingly in compute throughput and memory capacity.

Specification Differences

The two GPUs differ across nearly every measurable specification. The manufacturing process differs: the MI300 uses 5 nm at TSMC, while the RTX 3050 A Mobile uses 8 nm at Samsung. Transistor counts are 153,000 million for the MI300 versus 12,000 million for the RTX 3050 A Mobile. Die sizes are 1017 mm² versus 276 mm². Transistor densities are 150.4M per mm² versus 43.5M per mm². Clock speeds differ: the MI300 has a base clock of 1000 MHz and boost of 1700 MHz, while the RTX 3050 A Mobile has a base of 1065 MHz and boost of 1343 MHz. Memory clocks are 1300 MHz (5.2 Gbps effective) for the MI300 versus 1500 MHz (12 Gbps effective) for the RTX 3050 A Mobile. Memory configurations are 128 GB HBM3 with an 8192-bit bus for the MI300, versus 4 GB GDDR6 with a 128-bit bus for the RTX 3050 A Mobile. Bandwidth is 5.32 TB/s versus 192.0 GB/s. Shading units are 14,080 versus 1,792. TMUs are 880 versus 56. ROPs are 0 for the MI300 versus 32 for the RTX 3050 A Mobile. The MI300 has no RT cores or tensor cores, while the RTX 3050 A Mobile has 14 RT cores and 56 tensor cores. Pixel rates are 0 MPixel/s versus 42.98 GPixel/s. Texture rates are 1,496.0 GTexel/s versus 75.21 GTexel/s. FP32 performance is 47.87 TFLOPS versus 4.813 TFLOPS, with both reporting FP16 at 1:1 ratio. TDP is 600 W versus 45 W. Power connectors are 2x 8-pin for the MI300 versus none for the RTX 3050 A Mobile. The suggested PSU is 1000 W for the MI300, while the RTX 3050 A Mobile has no suggestion listed. Bus interfaces are PCIe 5.0 x16 versus PCIe 4.0 x8. Display outputs are "No outputs" for the MI300 versus "Portable Device Dependent" for the RTX 3050 A Mobile. API support is N/A for the MI300 across DirectX, OpenGL, and Vulkan, while the RTX 3050 A Mobile supports DirectX 12 Ultimate (12_2), OpenGL 4.6, and Vulkan 1.4. The MI300 measures 267 mm in length and 111 mm in height, while the RTX 3050 A Mobile has no listed dimensions. Release dates differ: the MI300 released on 2023-01-03, and the RTX 3050 A Mobile released on 2023-12-31. The MI300's predecessor is Radeon Instinct, while the RTX 3050 A Mobile's predecessor is GeForce 20 Mobile. The production status is listed as end-of-life only for the RTX 3050 A Mobile. The MI300 has no launch MSRP, and the RTX 3050 A Mobile also has no launch MSRP recorded.