Radeon RX 6900 XT
RTX 4500 Ada Generation
Radeon RX 6900 XT vs RTX 4500 Ada Generation 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.
Radeon RX 6900 XT vs RTX 4500 Ada Generation 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
Radeon RX 6900 XT vs RTX 4500 Ada Generation: Pros, Cons & Final Verdict
See where each GPU makes more sense in practice: raw FPS, VRAM, features, power draw, pricing, and long-term headroom.
Radeon RX 6900 XT
2020Why buy it
- ✅Costs $1,251 less on MSRP ($999 MSRP vs $2,250 MSRP).
- ✅Delivers 116.2% more G3D Mark for each dollar spent, at 26.8 vs 12.4 G3D/$ ($999 MSRP vs $2,250 MSRP).
- ✅Access to a newer frame-generation stack with FSR Frame Generation + AFMF (2023).
Trade-offs
- ❌Lower average FPS than RTX 4500 Ada Generation across 50 tracked games in our benchmark data.
- ❌Less VRAM, with 16 GB vs 24 GB for high-resolution textures and newer games.
- ❌RTX 4500 Ada Generation is the safer long-term pick here because the hardware is newer and the feature stack is stronger.
- ❌42.9% higher power demand at 300W vs 210W.
RTX 4500 Ada Generation
2023Why buy it
- ✅18.4% more average FPS across 50 tracked games in our benchmark data.
- ✅50% more VRAM for high-resolution textures and newer games (24 GB vs 16 GB).
- ✅Better long-term bet: Ada Lovelace (2022−2024) on 5nm gives it a newer hardware base for upcoming games.
- ✅Draws 210W instead of 300W, a 90W reduction.
Trade-offs
- ❌No equivalent frame-generation stack like FSR Frame Generation + AFMF (2023).
- ❌125.2% HIGHER MSRP$2,250 MSRPvs$999 MSRP
- ❌Lower G3D Mark per dollar, at 12.4 vs 26.8 G3D/$ ($2,250 MSRP vs $999 MSRP).
Quick Answers
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Radeon RX 6900 XT vs RTX 4500 Ada Generation Technical Specifications
Side-by-side specs, architecture details, clocks, memory, power, and platform differences.
Radeon RX 6900 XT
The Radeon RX 6900 XT is manufactured by AMD. It was released in October 28 2020. It features the RDNA 2.0 architecture. The core clock ranges from 1825 MHz to 2250 MHz. It has 5120 shading units. The thermal design power (TDP) is 300W. Manufactured using 7 nm process technology. It features 80 dedicated ray tracing cores for enhanced lighting effects. G3D Mark benchmark score: 26,729 points. Launch price was $999.
RTX 4500 Ada Generation
The RTX 4500 Ada Generation is manufactured by NVIDIA. It was released in August 9 2023. It features the Ada Lovelace architecture. The core clock ranges from 2070 MHz to 2580 MHz. It has 7680 shading units. The thermal design power (TDP) is 210W. Manufactured using 5 nm process technology. It features 60 dedicated ray tracing cores for enhanced lighting effects. G3D Mark benchmark score: 27,850 points.
Graphics Performance
The Radeon RX 6900 XT scores 26,729 and the RTX 4500 Ada Generation reaches 27,850 in the G3D Mark benchmark — just a 4.2% difference, making them near-identical in rasterization performance. The Radeon RX 6900 XT is built on RDNA 2.0 while the RTX 4500 Ada Generation uses Ada Lovelace, both on 7 nm vs 5 nm. Shader units: 5,120 (Radeon RX 6900 XT) vs 7,680 (RTX 4500 Ada Generation). Raw compute: 23.04 TFLOPS (Radeon RX 6900 XT) vs 39.63 TFLOPS (RTX 4500 Ada Generation). Boost clocks: 2250 MHz vs 2580 MHz. Ray tracing: 80 RT cores (Radeon RX 6900 XT) vs 60 (RTX 4500 Ada Generation) vs 240.
| Feature | Radeon RX 6900 XT | RTX 4500 Ada Generation |
|---|---|---|
| G3D Mark Score | 26,729 | 27,850+4% |
| Architecture | RDNA 2.0 | Ada Lovelace |
| Process Node | 7 nm | 5 nm |
| Shading Units | 5120 | 7680+50% |
| Compute (TFLOPS) | 23.04 TFLOPS | 39.63 TFLOPS+72% |
| Boost Clock | 2250 MHz | 2580 MHz+15% |
| ROPs | 128+60% | 80 |
| TMUs | 320+33% | 240 |
| L1 Cache | 1 MB | 7.5 MB+650% |
| L2 Cache | 4 MB | 48 MB+1100% |
| Ray Tracing Cores | 80+33% | 60 |
Advanced Features (DLSS/FSR)
The clearest feature edge for the Radeon RX 6900 XT is support for FSR Frame Generation + AFMF. In games that support it, that can smooth out motion and lift perceived FPS. The RTX 4500 Ada Generation does not have comparable native support in the same tier.The RTX 4500 Ada Generation gets NVIDIA DLSS, which still tends to look cleaner in motion. The Radeon RX 6900 XT leans on FSR, which is flexible and widely supported, but usually a bit rougher at the same settings.
| Feature | Radeon RX 6900 XT | RTX 4500 Ada Generation |
|---|---|---|
| Upscaling Tech | FSR 3 | Upscaling support |
| Frame Generation | FSR Frame Generation + AFMF | Not Supported |
| Ray Reconstruction | No | No |
| Low Latency | AMD Anti-Lag | NVIDIA Reflex |
Video Memory (VRAM)
The Radeon RX 6900 XT has 16 GB of VRAM, while the RTX 4500 Ada Generation carries 24 GB. RTX 4500 Ada Generation gives you 50% more memory capacity, which matters more once you move into heavier textures, mods, or higher resolutions. Memory bandwidth: 512 GB/s (Radeon RX 6900 XT) vs 448 GB/s (RTX 4500 Ada Generation) — a 14.3% advantage for the Radeon RX 6900 XT. Memory bus width is 256-bit on the Radeon RX 6900 XT and 192-bit on the RTX 4500 Ada Generation. L2 Cache: 4 MB (Radeon RX 6900 XT) vs 48 MB (RTX 4500 Ada Generation) — the RTX 4500 Ada Generation has significantly larger on-die cache to reduce VRAM reliance.
| Feature | Radeon RX 6900 XT | RTX 4500 Ada Generation |
|---|---|---|
| VRAM Capacity | 16 GB | 24 GB+50% |
| Memory Type | GDDR6 | GDDR6 |
| Memory Bandwidth | 512 GB/s+14% | 448 GB/s |
| Bus Width | 256-bit+33% | 192-bit |
| L2 Cache | 4 MB | 48 MB+1100% |
Display & API Support
DirectX support: 12 Ultimate (Radeon RX 6900 XT) vs 12.2 (RTX 4500 Ada Generation). Vulkan: 1.3 vs 1.3. OpenGL: 4.6 vs 4.6. Maximum simultaneous displays: 4 vs 4.
| Feature | Radeon RX 6900 XT | RTX 4500 Ada Generation |
|---|---|---|
| DirectX | 12 Ultimate | 12.2+2% |
| Vulkan | 1.3 | 1.3 |
| OpenGL | 4.6 | 4.6 |
| Max Displays | 4 | 4 |
Media & Encoding
Hardware encoder: VCN 3.0 (Radeon RX 6900 XT) vs NVENC 8th Gen (RTX 4500 Ada Generation). Decoder: VCN 3.0 vs NVDEC 5th Gen. Supported codecs: H.264,H.265/HEVC,AV1,VP9 (Radeon RX 6900 XT) vs AV1,HEVC,H.264,VP9 (RTX 4500 Ada Generation).
| Feature | Radeon RX 6900 XT | RTX 4500 Ada Generation |
|---|---|---|
| Encoder | VCN 3.0 | NVENC 8th Gen |
| Decoder | VCN 3.0 | NVDEC 5th Gen |
| Codecs | H.264,H.265/HEVC,AV1,VP9 | AV1,HEVC,H.264,VP9 |
Power & Dimensions
The Radeon RX 6900 XT draws 300W versus the RTX 4500 Ada Generation's 210W — a 35.3% difference. The RTX 4500 Ada Generation is more power-efficient. Recommended PSU: 850W (Radeon RX 6900 XT) vs 650W (RTX 4500 Ada Generation). Power connectors: 2x 8-pin vs PCIe-powered. Card length: 267mm vs 267mm, occupying 2.5 vs 2 slots. Typical load temperature: 80°C vs 80°C.
| Feature | Radeon RX 6900 XT | RTX 4500 Ada Generation |
|---|---|---|
| TDP | 300W | 210W-30% |
| Recommended PSU | 850W | 650W-24% |
| Power Connector | 2x 8-pin | PCIe-powered |
| Length | 267mm | 267mm |
| Height | 120mm | 112mm |
| Slots | 2.5 | 2-20% |
| Temp (Load) | 80°C | 80°C |
| Perf/Watt | 89.1 | 132.6+49% |
Value Analysis
At launch, the Radeon RX 6900 XT came in at $999, while the RTX 4500 Ada Generation launched at $2250. On MSRP, Radeon RX 6900 XT was 55.6% cheaper ($1251 less). Performance per dollar on MSRP (G3D Mark / MSRP): 26.8 (Radeon RX 6900 XT) vs 12.4 (RTX 4500 Ada Generation) — the Radeon RX 6900 XT offers 116.1% better value. The newer card here is RTX 4500 Ada Generation (2023 vs 2020).
| Feature | Radeon RX 6900 XT | RTX 4500 Ada Generation |
|---|---|---|
| MSRP | $999-56% | $2250 |
| Performance per Dollar | 26.8+116% | 12.4 |
| Codename | Navi 21 | AD103 |
| Release | October 28 2020 | August 9 2023 |
| Ranking | #35 | #27 |
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