
GeForce RTX 4090 Mobile

RTX PRO 4000 Blackwell
GeForce RTX 4090 Mobile vs RTX PRO 4000 Blackwell Performance Spectrum
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.
GeForce RTX 4090 Mobile vs RTX PRO 4000 Blackwell FPS Benchmarks
Predicted gaming performance across popular games. Tested paired with Ryzen 7 9800X3D to isolate GPU performance.
Search any supported game below to compare 1080p FPS for both components.

Path of Exile 2

Counter-Strike 2

League of Legends

Valorant

Among Us

Apex Legends

ARC Raiders

Baldur's Gate 3

Call of Duty: Black Ops 6
GeForce RTX 4090 Mobile vs RTX PRO 4000 Blackwell: Pros, Cons & Final Verdict
See where each GPU makes more sense in practice: raw FPS, VRAM, features, power draw, pricing, and long-term headroom.
GeForce RTX 4090 Mobile
2023Why buy it
- ✅4.0% more average FPS across 50 tracked games in our benchmark data.
- ✅Access to a newer frame-generation stack with DLSS 3.5 + Frame Generation (2023).
- ✅Draws 120W instead of 140W, a 20W reduction.
Trade-offs
- ❌Less VRAM, with 16 GB vs 24 GB for high-resolution textures and newer games.
- ❌Lower G3D Mark per dollar, at 0 vs 13.3 G3D/$ (Unknown MSRP vs $1,999 MSRP).
RTX PRO 4000 Blackwell
2025Why buy it
- ✅Delivers 100+% more G3D Mark for each dollar spent, at 13.3 vs 0 G3D/$ ($1,999 MSRP vs Unknown MSRP).
- ✅50% more VRAM for high-resolution textures and newer games (24 GB vs 16 GB).
- ✅More future proof: Blackwell 2.0 (2025−2026) on 5nm with a newer platform for upcoming games.
Trade-offs
- ❌Lower average FPS than GeForce RTX 4090 Mobile across 50 tracked games in our benchmark data.
- ❌No equivalent frame-generation stack like DLSS 3.5 + Frame Generation (2023).
- ❌16.7% higher power demand at 140W vs 120W.
Quick Answers
Which GPU is faster for gaming right now?
Which GPU is the safer long-term pick for 2026 and beyond?
Which GPU is the better buy today?
GeForce RTX 4090 Mobile vs RTX PRO 4000 Blackwell Technical Specifications
Side-by-side specs, architecture details, clocks, memory, power, and platform differences.

GeForce RTX 4090 Mobile
The GeForce RTX 4090 Mobile is manufactured by NVIDIA. It was released in January 3 2023. It features the Ada Lovelace architecture. The core clock ranges from 1335 MHz to 1695 MHz. It has 9728 shading units. The thermal design power (TDP) is 120W. Manufactured using 4 nm process technology. It features 76 dedicated ray tracing cores for enhanced lighting effects. G3D Mark benchmark score: 27,048 points.

RTX PRO 4000 Blackwell
The RTX PRO 4000 Blackwell is manufactured by NVIDIA. It was released in March 18 2025. It features the Blackwell 2.0 architecture. The core clock ranges from 1230 MHz to 2055 MHz. It has 8960 shading units. The thermal design power (TDP) is 140W. Manufactured using 5 nm process technology. It features 70 dedicated ray tracing cores for enhanced lighting effects. G3D Mark benchmark score: 26,498 points.
Graphics Performance
The GeForce RTX 4090 Mobile scores 27,048 and the RTX PRO 4000 Blackwell reaches 26,498 in the G3D Mark benchmark — just a 2.1% difference, making them near-identical in rasterization performance. The GeForce RTX 4090 Mobile is built on Ada Lovelace while the RTX PRO 4000 Blackwell uses Blackwell 2.0, both on 4 nm vs 5 nm. Shader units: 9,728 (GeForce RTX 4090 Mobile) vs 8,960 (RTX PRO 4000 Blackwell). Raw compute: 32.98 TFLOPS (GeForce RTX 4090 Mobile) vs 36.83 TFLOPS (RTX PRO 4000 Blackwell). Boost clocks: 1695 MHz vs 2055 MHz. Ray tracing: 76 RT cores (GeForce RTX 4090 Mobile) vs 70 (RTX PRO 4000 Blackwell) with 304 Tensor cores vs 280.
| Feature | GeForce RTX 4090 Mobile | RTX PRO 4000 Blackwell |
|---|---|---|
| G3D Mark Score | 27,048+2% | 26,498 |
| Architecture | Ada Lovelace | Blackwell 2.0 |
| Process Node | 4 nm | 5 nm |
| Shading Units | 9728+9% | 8960 |
| Compute (TFLOPS) | 32.98 TFLOPS | 36.83 TFLOPS+12% |
| Boost Clock | 1695 MHz | 2055 MHz+21% |
| ROPs | 112+17% | 96 |
| TMUs | 304+9% | 280 |
| L1 Cache | 9.5 MB+8% | 8.8 MB |
| L2 Cache | 64 MB+33% | 48 MB |
| Ray Tracing Cores | 76+9% | 70 |
| Tensor Cores | 304+9% | 280 |
Advanced Features (DLSS/FSR)
The clearest feature edge for the GeForce RTX 4090 Mobile is support for DLSS 3.5 + Frame Generation. In games that support it, that can smooth out motion and lift perceived FPS. The RTX PRO 4000 Blackwell does not have comparable native support in the same tier.The RTX PRO 4000 Blackwell supports the newer Upscaling support, whereas the GeForce RTX 4090 Mobile is capped at DLSS 3.5 Super Resolution.
| Feature | GeForce RTX 4090 Mobile | RTX PRO 4000 Blackwell |
|---|---|---|
| Upscaling Tech | DLSS 3.5 Super Resolution | Upscaling support |
| Frame Generation | DLSS 3.5 + Frame Generation | Not Supported |
| Ray Reconstruction | Yes (DLSS 3.5) | No |
| Low Latency | NVIDIA Reflex | NVIDIA Reflex |
Video Memory (VRAM)
The GeForce RTX 4090 Mobile has 16 GB of VRAM, while the RTX PRO 4000 Blackwell carries 24 GB. RTX PRO 4000 Blackwell gives you 50% more memory capacity, which matters more once you move into heavier textures, mods, or higher resolutions. Memory bandwidth: 576 GB/s (GeForce RTX 4090 Mobile) vs 432 GB/s (RTX PRO 4000 Blackwell) — a 33.3% advantage for the GeForce RTX 4090 Mobile. Memory bus width is 256-bit on the GeForce RTX 4090 Mobile and 192-bit on the RTX PRO 4000 Blackwell. L2 Cache: 64 MB (GeForce RTX 4090 Mobile) vs 48 MB (RTX PRO 4000 Blackwell) — the GeForce RTX 4090 Mobile has significantly larger on-die cache to reduce VRAM reliance.
| Feature | GeForce RTX 4090 Mobile | RTX PRO 4000 Blackwell |
|---|---|---|
| VRAM Capacity | 16 GB | 24 GB+50% |
| Memory Type | GDDR6 | GDDR6 |
| Memory Bandwidth | 576 GB/s+33% | 432 GB/s |
| Bus Width | 256-bit+33% | 192-bit |
| L2 Cache | 64 MB+33% | 48 MB |
Display & API Support
DirectX support: 12.2 (GeForce RTX 4090 Mobile) vs 12.2 (RTX PRO 4000 Blackwell). Vulkan: 1.3 vs 1.4. OpenGL: 4.6 vs 4.6. Maximum simultaneous displays: 1 vs 4.
| Feature | GeForce RTX 4090 Mobile | RTX PRO 4000 Blackwell |
|---|---|---|
| DirectX | 12.2 | 12.2 |
| Vulkan | 1.3 | 1.4+8% |
| OpenGL | 4.6 | 4.6 |
| Max Displays | 1 | 4+300% |
Media & Encoding
Hardware encoder: 8th Gen NVENC (GeForce RTX 4090 Mobile) vs 9th Gen NVENC (2x) (RTX PRO 4000 Blackwell). Decoder: 5th Gen NVDEC vs 6th Gen NVDEC. Supported codecs: MPEG-2,H.264,HEVC,VP9,AV1 (GeForce RTX 4090 Mobile) vs MPEG-2,H.264,HEVC,VP9,AV1 (RTX PRO 4000 Blackwell).
| Feature | GeForce RTX 4090 Mobile | RTX PRO 4000 Blackwell |
|---|---|---|
| Encoder | 8th Gen NVENC | 9th Gen NVENC (2x) |
| Decoder | 5th Gen NVDEC | 6th Gen NVDEC |
| Codecs | MPEG-2,H.264,HEVC,VP9,AV1 | MPEG-2,H.264,HEVC,VP9,AV1 |
Power & Dimensions
The GeForce RTX 4090 Mobile draws 120W versus the RTX PRO 4000 Blackwell's 140W — a 15.4% difference. The GeForce RTX 4090 Mobile is more power-efficient. Recommended PSU: 650W (GeForce RTX 4090 Mobile) vs 650W (RTX PRO 4000 Blackwell). Power connectors: Mobile vs PCIe-powered. Card length: 0mm vs 267mm, occupying 0 vs 2 slots. Typical load temperature: 80°C vs 80°C.
| Feature | GeForce RTX 4090 Mobile | RTX PRO 4000 Blackwell |
|---|---|---|
| TDP | 120W-14% | 140W |
| Recommended PSU | 650W | 650W |
| Power Connector | Mobile | PCIe-powered |
| Length | 0mm | 267mm |
| Height | 0mm | 111mm |
| Slots | 0-100% | 2 |
| Temp (Load) | 80°C | 80°C |
| Perf/Watt | 225.4+19% | 189.3 |
Value Analysis
The newer card here is RTX PRO 4000 Blackwell (2025 vs 2023).
| Feature | GeForce RTX 4090 Mobile | RTX PRO 4000 Blackwell |
|---|---|---|
| MSRP | — | $1999 |
| Codename | AD103 | GB203 |
| Release | January 3 2023 | March 18 2025 |
| Ranking | #30 | #48 |
Affiliate Disclosure
ChipVERSUS is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon.com. We may earn a commission on qualifying purchases made through our links. This comes at no additional cost to you and helps support our work in providing comprehensive PC building guides and tools.
Amazon and the Amazon logo are trademarks of Amazon.com, Inc. or its affiliates.
Top Performing GPUs
The most powerful gpus ranked by G3D Mark benchmark scores.














