
RTX 4000 Ada Generation Mobile vs Radeon RX 7900M

RTX 4000 Ada Generation Mobile
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Radeon RX 7900M
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Performance Spectrum - GPU
About G3D Mark
G3D Mark is a standard benchmark that measures graphics performance in real-world gaming scenarios. It simplifies comparing cards from different brands, where higher scores directly correlate with better fps and smoother gaming experiences.
Value Upgrade Path
This is the official ChipVERSUS Value Rating, comparing raw performance (G3D Mark) per dollar. Components placed above yours deliver better value for money.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar RTX 4000 Ada Generation Mobile
Performance Per Dollar Radeon RX 7900M
Performance Comparison
About G3D Mark🏆 Chipversus Verdict
🚀 Performance Leadership
The Radeon RX 7900M is the superior choice for raw performance. It leads with a 1% higher G3D Mark score and 33.3% more VRAM (16 GB vs 12 GB). This advantage makes it significantly better for higher resolutions (1440p/4K) and graphic-intensive titles compared to the RTX 4000 Ada Generation Mobile.
| Insight | RTX 4000 Ada Generation Mobile | Radeon RX 7900M |
|---|---|---|
| Performance | ❌Lower raw frame rates (-1%) | ✅Leading raw performance (+1%) |
| Longevity | 🏆Elite Architecture (Ada Lovelace / 5nm) | 🏆Elite Architecture (RDNA 3.0 / 5nm) |
| Ecosystem | ✨ DLSS 3/4 + Frame Gen Support | ✨ FSR 3 / AFMF Support |
| VRAM | 🎮 High Capacity (12 GB) | 🎮 High Capacity (16 GB) |
| Efficiency | 💡 Excellent Perf/Watt | ⚡ Higher Power Consumption |
| Case Fit | — | — |
💎 Value Proposition
While current pricing data is unavailable, the Radeon RX 7900M remains the clear technical winner. Check real-time availability to determine if the performance gap justifies the market price.
Performance Check
Real-world benchmarks and performance projections based on comprehensive hardware analysis and comparative metrics. Values represent expected performance on High/Ultra settings at 1080p, 1440p, and 4K. Modeled using a Ryzen 7 7800X3D reference profile to minimize specific CPU bottlenecks.
Note: Performance behavior can vary per game. Specific architectures may perform better or worse depending on game engine optimizations and API implementation.
Technical Specifications
Side-by-side comparison of RTX 4000 Ada Generation Mobile and Radeon RX 7900M

RTX 4000 Ada Generation Mobile
The RTX 4000 Ada Generation Mobile is manufactured by NVIDIA. It was released in March 21 2023. It features the Ada Lovelace architecture. The core clock ranges from 1290 MHz to 1665 MHz. It has 7424 shading units. The thermal design power (TDP) is 110W. Manufactured using 5 nm process technology. It features 58 dedicated ray tracing cores for enhanced lighting effects. G3D Mark benchmark score: 22,167 points.

Radeon RX 7900M
The Radeon RX 7900M is manufactured by AMD. It was released in October 19 2023. It features the RDNA 3.0 architecture. The core clock ranges from 1825 MHz to 2090 MHz. It has 4608 shading units. The thermal design power (TDP) is 180W. Manufactured using 5 nm process technology. It features 72 dedicated ray tracing cores for enhanced lighting effects. G3D Mark benchmark score: 22,385 points.
Graphics Performance
The RTX 4000 Ada Generation Mobile scores 22,167 and the Radeon RX 7900M reaches 22,385 in the G3D Mark benchmark — just a 1% difference, making them near-identical in rasterization performance. The RTX 4000 Ada Generation Mobile is built on Ada Lovelace while the Radeon RX 7900M uses RDNA 3.0, both on a 5 nm process. Shader units: 7,424 (RTX 4000 Ada Generation Mobile) vs 4,608 (Radeon RX 7900M). Raw compute: 24.72 TFLOPS (RTX 4000 Ada Generation Mobile) vs 38.52 TFLOPS (Radeon RX 7900M). Boost clocks: 1665 MHz vs 2090 MHz. Ray tracing: 58 RT cores (RTX 4000 Ada Generation Mobile) vs 72 (Radeon RX 7900M) with 232 Tensor cores.
| Feature | RTX 4000 Ada Generation Mobile | Radeon RX 7900M |
|---|---|---|
| G3D Mark Score | 22,167 | 22,385 |
| Architecture | Ada Lovelace | RDNA 3.0 |
| Process Node | 5 nm | 5 nm |
| Shading Units | 7424+61% | 4608 |
| Compute (TFLOPS) | 24.72 TFLOPS | 38.52 TFLOPS+56% |
| Boost Clock | 1665 MHz | 2090 MHz+26% |
| ROPs | 80 | 192+140% |
| TMUs | 232 | 288+24% |
| L1 Cache | 7.3 MB+143% | 3 MB |
| L2 Cache | 48 MB+700% | 6 MB |
| Ray Tracing Cores | 58 | 72+24% |
Advanced Features (DLSS/FSR)
Both GPUs support Frame Generation technologies, but they achieve it differently. The RTX 4000 Ada Generation Mobile uses DLSS 3 (AI-based) which is hardware-accelerated on Tensor Cores, often providing superior image quality. The Radeon RX 7900M utilizes FSR 3 & AFMF, which is more open but driver-based. Both can significantly boost FPS in supported titles.The RTX 4000 Ada Generation Mobile gives access to NVIDIA DLSS (Deep Learning Super Sampling), widely regarding as the superior upscaling method for image quality. The Radeon RX 7900M relies on FSR (FidelityFX Super Resolution), which is capable but generally slightly noisier than DLSS in motion.
| Feature | RTX 4000 Ada Generation Mobile | Radeon RX 7900M |
|---|---|---|
| Upscaling Tech | DLSS 3.5 | FSR 3 (Native) |
| Frame Generation | DLSS 3.0 (Native) | FSR 3 / AFMF (Driver) |
| Ray Reconstruction | Yes (DLSS 3.5) | No |
| Low Latency | NVIDIA Reflex | AMD Anti-Lag |
Video Memory (VRAM)
The RTX 4000 Ada Generation Mobile comes with 12 GB of VRAM, while the Radeon RX 7900M has 16 GB. The Radeon RX 7900M offers 33.3% more capacity, crucial for higher resolutions and texture-heavy games. Memory bandwidth: 432 GB/s (RTX 4000 Ada Generation Mobile) vs 576 GB/s (Radeon RX 7900M) — a 33.3% advantage for the Radeon RX 7900M. Bus width: 192-bit vs 256-bit. L2 Cache: 48 MB (RTX 4000 Ada Generation Mobile) vs 6 MB (Radeon RX 7900M) — the RTX 4000 Ada Generation Mobile has significantly larger on-die cache to reduce VRAM reliance.
| Feature | RTX 4000 Ada Generation Mobile | Radeon RX 7900M |
|---|---|---|
| VRAM Capacity | 12 GB | 16 GB+33% |
| Memory Type | GDDR6 | GDDR6 |
| Memory Bandwidth | 432 GB/s | 576 GB/s+33% |
| Bus Width | 192-bit | 256-bit+33% |
| L2 Cache | 48 MB+700% | 6 MB |
Display & API Support
DirectX support: 12.2 (RTX 4000 Ada Generation Mobile) vs 12.2 (Radeon RX 7900M). Vulkan: 1.3 vs 1.3. OpenGL: 4.6 vs 4.6. Maximum simultaneous displays: 1 vs 1.
| Feature | RTX 4000 Ada Generation Mobile | Radeon RX 7900M |
|---|---|---|
| DirectX | 12.2 | 12.2 |
| Vulkan | 1.3 | 1.3 |
| OpenGL | 4.6 | 4.6 |
| Max Displays | 1 | 1 |
Media & Encoding
Hardware encoder: 8th Gen NVENC (RTX 4000 Ada Generation Mobile) vs VCN 4.0 (Radeon RX 7900M). Decoder: 5th Gen NVDEC vs VCN 4.0. Supported codecs: MPEG-2,H.264,HEVC,VP9,AV1 (RTX 4000 Ada Generation Mobile) vs MPEG-2,H.264,HEVC,VP9,AV1 (Radeon RX 7900M).
| Feature | RTX 4000 Ada Generation Mobile | Radeon RX 7900M |
|---|---|---|
| Encoder | 8th Gen NVENC | VCN 4.0 |
| Decoder | 5th Gen NVDEC | VCN 4.0 |
| Codecs | MPEG-2,H.264,HEVC,VP9,AV1 | MPEG-2,H.264,HEVC,VP9,AV1 |
Power & Dimensions
The RTX 4000 Ada Generation Mobile draws 110W versus the Radeon RX 7900M's 180W — a 48.3% difference. The RTX 4000 Ada Generation Mobile is more power-efficient. Recommended PSU: 150W (RTX 4000 Ada Generation Mobile) vs 330W (Radeon RX 7900M). Power connectors: Mobile vs Mobile. Card length: 0mm vs 0mm, occupying 0 vs 0 slots. Typical load temperature: 80°C vs 85°C.
| Feature | RTX 4000 Ada Generation Mobile | Radeon RX 7900M |
|---|---|---|
| TDP | 110W-39% | 180W |
| Recommended PSU | 150W-55% | 330W |
| Power Connector | Mobile | Mobile |
| Length | 0mm | 0mm |
| Height | 0mm | 0mm |
| Slots | 0 | 0 |
| Temp (Load) | 80°C-6% | 85°C |
| Perf/Watt | 201.5+62% | 124.4 |
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