
Quadro RTX 4000

RTX A4000 Mobile
Quadro RTX 4000 vs RTX A4000 Mobile 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.
Quadro RTX 4000 vs RTX A4000 Mobile 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
Quadro RTX 4000 vs RTX A4000 Mobile: Pros, Cons & Final Verdict
See where each GPU makes more sense in practice: raw FPS, VRAM, features, power draw, pricing, and long-term headroom.
Quadro RTX 4000
2018Why buy it
- ✅Delivers 100+% more G3D Mark for each dollar spent, at 16.6 vs 0 G3D/$ ($899 MSRP vs Unknown MSRP).
- ✅Access to a newer frame-generation stack with DLSS 3.5 + Frame Generation (2023).
Trade-offs
- ❌Lower average FPS than RTX A4000 Mobile across 50 tracked games in our benchmark data.
- ❌RTX A4000 Mobile is the safer long-term pick here because the hardware is newer and the feature stack is stronger.
- ❌39.1% higher power demand at 160W vs 115W.
RTX A4000 Mobile
2021Why buy it
- ✅16.9% more average FPS across 50 tracked games in our benchmark data.
- ✅Better long-term bet: Ampere on 8nm gives it a newer hardware base for upcoming games.
- ✅Draws 115W instead of 160W, a 45W reduction.
Trade-offs
- ❌No equivalent frame-generation stack like DLSS 3.5 + Frame Generation (2023).
- ❌Lower G3D Mark per dollar, at 0 vs 16.6 G3D/$ (Unknown MSRP vs $899 MSRP).
Quick Answers
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Quadro RTX 4000 vs RTX A4000 Mobile Technical Specifications
Side-by-side specs, architecture details, clocks, memory, power, and platform differences.

Quadro RTX 4000
The Quadro RTX 4000 is manufactured by NVIDIA. It was released in November 13 2018. It features the Turing architecture. The core clock ranges from 1005 MHz to 1545 MHz. It has 2304 shading units. The thermal design power (TDP) is 160W. Manufactured using 12 nm process technology. It features 36 dedicated ray tracing cores for enhanced lighting effects. G3D Mark benchmark score: 14,925 points. Launch price was $899.

RTX A4000 Mobile
The RTX A4000 Mobile is manufactured by NVIDIA. It was released in April 12 2021. It features the Ampere architecture. The core clock ranges from 1140 MHz to 1680 MHz. It has 5120 shading units. The thermal design power (TDP) is 115W. Manufactured using 8 nm process technology. It features 40 dedicated ray tracing cores for enhanced lighting effects. G3D Mark benchmark score: 14,782 points.
Graphics Performance
The Quadro RTX 4000 scores 14,925 and the RTX A4000 Mobile reaches 14,782 in the G3D Mark benchmark — just a 1% difference, making them near-identical in rasterization performance. The Quadro RTX 4000 is built on Turing while the RTX A4000 Mobile uses Ampere, both on 12 nm vs 8 nm. Shader units: 2,304 (Quadro RTX 4000) vs 5,120 (RTX A4000 Mobile). Raw compute: 7.119 TFLOPS (Quadro RTX 4000) vs 17.2 TFLOPS (RTX A4000 Mobile). Boost clocks: 1545 MHz vs 1680 MHz. Ray tracing: 36 RT cores (Quadro RTX 4000) vs 40 (RTX A4000 Mobile) with 288 Tensor cores vs 160.
| Feature | Quadro RTX 4000 | RTX A4000 Mobile |
|---|---|---|
| G3D Mark Score | 14,925 | 14,782 |
| Architecture | Turing | Ampere |
| Process Node | 12 nm | 8 nm |
| Shading Units | 2304 | 5120+122% |
| Compute (TFLOPS) | 7.119 TFLOPS | 17.2 TFLOPS+142% |
| Boost Clock | 1545 MHz | 1680 MHz+9% |
| ROPs | 64 | 80+25% |
| TMUs | 144 | 160+11% |
| L1 Cache | 2.3 MB | 5 MB+117% |
| L2 Cache | 4 MB | 4 MB |
| Ray Tracing Cores | 36 | 40+11% |
| Tensor Cores | 288+80% | 160 |
Advanced Features (DLSS/FSR)
The clearest feature edge for the Quadro RTX 4000 is support for DLSS 3.5 + Frame Generation. In games that support it, that can smooth out motion and lift perceived FPS. The RTX A4000 Mobile does not have comparable native support in the same tier.The RTX A4000 Mobile supports the newer Upscaling support, whereas the Quadro RTX 4000 is capped at DLSS 3.5 Super Resolution.
| Feature | Quadro RTX 4000 | RTX A4000 Mobile |
|---|---|---|
| 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)
Both cards ship with 8 GB of GDDR6. Memory bus width is 256-bit on the Quadro RTX 4000 and 128-bit on the RTX A4000 Mobile.
| Feature | Quadro RTX 4000 | RTX A4000 Mobile |
|---|---|---|
| VRAM Capacity | 8 GB | 8 GB |
| Memory Type | GDDR6 | GDDR6 |
| Bus Width | 256-bit+100% | 128-bit |
| L2 Cache | 4 MB | 4 MB |
Display & API Support
DirectX support: 12.2 (Quadro RTX 4000) vs 12.2 (RTX A4000 Mobile). Vulkan: 1.1 vs 1.2. OpenGL: 4.6 vs 4.6. Maximum simultaneous displays: 4 vs 4.
| Feature | Quadro RTX 4000 | RTX A4000 Mobile |
|---|---|---|
| DirectX | 12.2 | 12.2 |
| Vulkan | 1.1 | 1.2+9% |
| OpenGL | 4.6 | 4.6 |
| Max Displays | 4 | 4 |
Media & Encoding
Hardware encoder: NVENC 7.0 (Quadro RTX 4000) vs 7th Gen NVENC (RTX A4000 Mobile). Decoder: PureVideo HD VP10 vs 5th Gen NVDEC. Supported codecs: MPEG-2,H.264,HEVC,VP9 (Quadro RTX 4000) vs MPEG-2,H.264,HEVC,VP9,AV1 (Decode) (RTX A4000 Mobile).
| Feature | Quadro RTX 4000 | RTX A4000 Mobile |
|---|---|---|
| Encoder | NVENC 7.0 | 7th Gen NVENC |
| Decoder | PureVideo HD VP10 | 5th Gen NVDEC |
| Codecs | MPEG-2,H.264,HEVC,VP9 | MPEG-2,H.264,HEVC,VP9,AV1 (Decode) |
Power & Dimensions
The Quadro RTX 4000 draws 160W versus the RTX A4000 Mobile's 115W — a 32.7% difference. The RTX A4000 Mobile is more power-efficient. Recommended PSU: 500W (Quadro RTX 4000) vs 500W (RTX A4000 Mobile). Power connectors: PCIe-powered vs PCIe-powered. Card length: 241mm vs 0mm, occupying 2 vs 0 slots. Typical load temperature: 80°C vs 80°C.
| Feature | Quadro RTX 4000 | RTX A4000 Mobile |
|---|---|---|
| TDP | 160W | 115W-28% |
| Recommended PSU | 500W | 500W |
| Power Connector | PCIe-powered | PCIe-powered |
| Length | 241mm | 0mm |
| Height | 111mm | 0mm |
| Slots | 2 | 0-100% |
| Temp (Load) | 80°C | 80°C |
| Perf/Watt | 93.3 | 128.5+38% |
Value Analysis
The newer card here is RTX A4000 Mobile (2021 vs 2018).
| Feature | Quadro RTX 4000 | RTX A4000 Mobile |
|---|---|---|
| MSRP | $899 | — |
| Codename | TU104 | GA104 |
| Release | November 13 2018 | April 12 2021 |
| Ranking | #154 | #159 |
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