
Radeon 820M

Radeon RX Vega 11
Radeon 820M vs Radeon RX Vega 11 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 820M vs Radeon RX Vega 11 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

Apex Legends

Call of Duty: Black Ops 6

Cyberpunk 2077

Elden Ring

Euro Truck Simulator 2
Radeon 820M vs Radeon RX Vega 11: 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 820M
2024Why buy it
- ✅48.5% more average FPS across 32 tracked games in our benchmark data.
- ✅100+% more VRAM for high-resolution textures and newer games (2 GB vs Unknown).
- ✅Better long-term bet: RDNA 3+ (2024) on 4nm gives it a newer hardware base for upcoming games.
- ✅Draws 30W instead of 35W, a 5W reduction.
Trade-offs
- ❌Lower G3D Mark per dollar, at 0 vs 14.1 G3D/$ (Unknown MSRP vs $149 MSRP).
Radeon RX Vega 11
2018Why buy it
- ✅Delivers 100+% more G3D Mark for each dollar spent, at 14.1 vs 0 G3D/$ ($149 MSRP vs Unknown MSRP).
Trade-offs
- ❌Lower average FPS than Radeon 820M across 32 tracked games in our benchmark data.
- ❌Less VRAM, with Unknown vs 2 GB for high-resolution textures and newer games.
- ❌2018 hardware with Unknown of VRAM is already well past its comfortable zone for modern gaming, so it is hard to recommend now.
- ❌16.7% higher power demand at 35W vs 30W.
Quick Answers
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Radeon 820M vs Radeon RX Vega 11 Technical Specifications
Side-by-side specs, architecture details, clocks, memory, power, and platform differences.

Radeon 820M
The Radeon 820M is manufactured by AMD. It was released in June 2 2024. It features the RDNA 3+ architecture. The boost clock speed is 2900 MHz. It has 128 shading units. The thermal design power (TDP) is 30W. Manufactured using 4 nm process technology. G3D Mark benchmark score: 2,143 points.

Radeon RX Vega 11
The Radeon RX Vega 11 is manufactured by AMD. It was released in May 10 2018. It features the GCN 5.0 architecture. The core clock ranges from 300 MHz to 1251 MHz. It has 704 shading units. The thermal design power (TDP) is 35W. Manufactured using 14 nm process technology. G3D Mark benchmark score: 2,094 points.
Graphics Performance
The Radeon 820M scores 2,143 and the Radeon RX Vega 11 reaches 2,094 in the G3D Mark benchmark — just a 2.3% difference, making them near-identical in rasterization performance. The Radeon 820M is built on RDNA 3+ while the Radeon RX Vega 11 uses GCN 5.0, both on 4 nm vs 14 nm. Shader units: 128 (Radeon 820M) vs 704 (Radeon RX Vega 11). Boost clocks: 2900 MHz vs 1251 MHz.
| Feature | Radeon 820M | Radeon RX Vega 11 |
|---|---|---|
| G3D Mark Score | 2,143+2% | 2,094 |
| Architecture | RDNA 3+ | GCN 5.0 |
| Process Node | 4 nm | 14 nm |
| Shading Units | 128 | 704+450% |
| Boost Clock | 2900 MHz+132% | 1251 MHz |
| Frame Generation | FSR upscaling + RSR | FSR upscaling |
Advanced Features (DLSS/FSR)
| Feature | Radeon 820M | Radeon RX Vega 11 |
|---|---|---|
| Upscaling Tech | FSR Upscaling / FSR 4 | FSR Upscaling / FSR 4 |
| Frame Generation | Not Supported | Not Supported |
| Ray Reconstruction | No | No |
| Low Latency | AMD Anti-Lag | AMD Anti-Lag |
Video Memory (VRAM)
The Radeon 820M has 2 GB of VRAM, while the Radeon RX Vega 11 carries 0 MB. Radeon 820M gives you 100+% more memory capacity, which matters more once you move into heavier textures, mods, or higher resolutions. Memory bus width is System on the Radeon 820M and System on the Radeon RX Vega 11.
| Feature | Radeon 820M | Radeon RX Vega 11 |
|---|---|---|
| VRAM Capacity | 2 GB | 0 GB |
| Memory Type | Shared | Shared |
| Memory Bandwidth | System | System |
| Bus Width | System | System |
Display & API Support
DirectX support: 12 Ultimate (Radeon 820M) vs 12 (12_1) (Radeon RX Vega 11). Vulkan: 1.3 vs 1.3. OpenGL: 4.6 vs 4.6. Maximum simultaneous displays: 4 vs 3.
| Feature | Radeon 820M | Radeon RX Vega 11 |
|---|---|---|
| DirectX | 12 Ultimate | 12 (12_1) |
| Vulkan | 1.3 | 1.3 |
| OpenGL | 4.6 | 4.6 |
| Max Displays | 4+33% | 3 |
Media & Encoding
Hardware encoder: VCN 4.0 (Radeon 820M) vs VCE 3.0 (Radeon RX Vega 11). Decoder: VCN 4.0 vs UVD 7.0. Supported codecs: H.264,H.265,AV1,VP9 (Radeon 820M) vs H.264,H.265 (Radeon RX Vega 11).
| Feature | Radeon 820M | Radeon RX Vega 11 |
|---|---|---|
| Encoder | VCN 4.0 | VCE 3.0 |
| Decoder | VCN 4.0 | UVD 7.0 |
| Codecs | H.264,H.265,AV1,VP9 | H.264,H.265 |
Power & Dimensions
The Radeon 820M draws 30W versus the Radeon RX Vega 11's 35W — a 15.4% difference. The Radeon 820M is more power-efficient. Recommended PSU: 350W (Radeon 820M) vs 300W (Radeon RX Vega 11). Power connectors: PCIe-powered vs None. Card length: 0mm vs 0mm, occupying 0 vs 0 slots. Typical load temperature: 80 vs 75.
| Feature | Radeon 820M | Radeon RX Vega 11 |
|---|---|---|
| TDP | 30W-14% | 35W |
| Recommended PSU | 350W | 300W-14% |
| Power Connector | PCIe-powered | None |
| Length | 0mm | 0mm |
| Height | 0mm | 0mm |
| Slots | 0 | 0 |
| Temp (Load) | 80 | 75-6% |
| Perf/Watt | 71.4+19% | 59.8 |
Value Analysis
The newer card here is Radeon 820M (2024 vs 2018).
| Feature | Radeon 820M | Radeon RX Vega 11 |
|---|---|---|
| MSRP | — | $149 |
| Codename | Krackan Point | Raven |
| Release | June 2 2024 | May 10 2018 |
| Ranking | #669 | #673 |
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