AMD Radeon RX 7900 XTX vs Nvidia N1 (16SM)
[ VERDICT ]
Winner: AMD Radeon RX 7900 XTX (85/100)
AMD Radeon RX 7900 XTX leads overall with a score of 85/100 compared to Nvidia N1 (16SM) (46/100), offering superior measured performance and technical specifications.
Benchmark Performance Comparison
Normalized Lab Scores| Benchmark | AMD Radeon RX 7900 XTX | Nvidia N1 (16SM) |
|---|---|---|
| 4K Gaming | 91.0 Excellent | — |
| NanoReview Score | 85.0 Very Good | — |
| Rasterization | 94.0 Excellent | — |
| Ray Tracing | 78.0 Very Good | — |
| Efficiency | — | 97.0 Excellent |
| Gaming | — | 31.0 Poor |
Detailed Technical Specifications
Memory
| Specification | AMD Radeon RX 7900 XTX | Nvidia N1 (16SM) |
|---|---|---|
| Memory Size | 24 GB GDDR6 (384-bit) | — |
| Bus | — | 256-bit |
| ECC | — | No |
| Memory Type | — | System Shared |
Performance
| Specification | AMD Radeon RX 7900 XTX | Nvidia N1 (16SM) |
|---|---|---|
| Architecture | AMD RDNA 3 (Chiplet Design) | Blackwell (N1x) |
| Stream Processors | 6,144 Stream Processors | — |
Power
| Specification | AMD Radeon RX 7900 XTX | Nvidia N1 (16SM) |
|---|---|---|
| Tdp | 355W TBP | — |
API
| Specification | AMD Radeon RX 7900 XTX | Nvidia N1 (16SM) |
|---|---|---|
| CUDA | — | 12.1 |
| OpenCL | — | 3.0 |
| Ray Tracing | — | Yes |
General
| Specification | AMD Radeon RX 7900 XTX | Nvidia N1 (16SM) |
|---|---|---|
| Architecture | AMD RDNA 3 (Chiplet Design) | Blackwell (N1x) |
| Build | — | Discrete |
| Case | — | Laptop |
| GPU Codename | — | GB20B |
| Purpose | — | Professional |
| Released | — | June 1, 2026 |
| Segment | — | Entry-level |
| Vendor | — | Nvidia |
Graphics Processing Unit
| Specification | AMD Radeon RX 7900 XTX | Nvidia N1 (16SM) |
|---|---|---|
| Base Clock | — | 1665 MHz |
| Boost Clock | — | 2418 MHz |
| Compute Units (Pipelines) | — | 16 |
| Instructions Per Cycle | — | 2 IPC |
| L1 Cache | — | 128KB per cluster |
| L2 Cache | — | 50MB shared |
| Ray-tracing Cores | — | 16 |
| Render Output Units (ROPs) | — | 24 |
| Shading Units | — | 2048 |
| Tensor Cores | — | 64 |
| Texture Mapping Units (TMUs) | — | 128 |
Physical
| Specification | AMD Radeon RX 7900 XTX | Nvidia N1 (16SM) |
|---|---|---|
| Fabrication Process | — | 5 nm |
| Interface | — | PCIe 5.0 x16 |
| Manufacturing | — | TSMC |
Raw Performance
| Specification | AMD Radeon RX 7900 XTX | Nvidia N1 (16SM) |
|---|---|---|
| Pixel Fill Rate | — | 58 GPixel/s |
| Texture Fill Rate | — | 310 GTexel/s |
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