
Radeon HD 8330E

Radeon HD 8490
Radeon HD 8330E vs Radeon HD 8490 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 HD 8330E vs Radeon HD 8490 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 HD 8330E vs Radeon HD 8490: 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 HD 8330E
2010Why buy it
- ✅13.9% more average FPS across 50 tracked games in our benchmark data.
- ✅Costs $69 less on MSRP ($30 MSRP vs $99 MSRP).
- ✅Delivers 228.7% more G3D Mark for each dollar spent, at 8.7 vs 2.7 G3D/$ ($30 MSRP vs $99 MSRP).
Trade-offs
- ❌Less VRAM, with 512 MB vs 1 GB for high-resolution textures and newer games.
- ❌2010 hardware with 512 MB of VRAM is already well past its comfortable zone for modern gaming, so it is hard to recommend now.
Radeon HD 8490
2009Why buy it
- ✅100% more VRAM for high-resolution textures and newer games (1 GB vs 512 MB).
Trade-offs
- ❌Lower average FPS than Radeon HD 8330E across 50 tracked games in our benchmark data.
- ❌2009 hardware with 1 GB of VRAM is already well past its comfortable zone for modern gaming, so it is hard to recommend now.
- ❌230% HIGHER MSRP$99 MSRPvs$30 MSRP
- ❌Lower G3D Mark per dollar, at 2.7 vs 8.7 G3D/$ ($99 MSRP vs $30 MSRP).
Quick Answers
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Radeon HD 8330E vs Radeon HD 8490 Technical Specifications
Side-by-side specs, architecture details, clocks, memory, power, and platform differences.

Radeon HD 8330E
The Radeon HD 8330E is manufactured by AMD. It was released in February 25 2010. It features the TeraScale 2 architecture. The core clock speed is 800 MHz. It has 1120 shading units. The thermal design power (TDP) is 175W. Manufactured using 40 nm process technology. G3D Mark benchmark score: 262 points.

Radeon HD 8490
The Radeon HD 8490 is manufactured by AMD. It was released in April 2 2009. It features the TeraScale architecture. The core clock speed is 850 MHz. It has 800 shading units. The thermal design power (TDP) is 190W. Manufactured using 55 nm process technology. G3D Mark benchmark score: 263 points. Launch price was $249.
Graphics Performance
The Radeon HD 8330E scores 262 and the Radeon HD 8490 reaches 263 in the G3D Mark benchmark — just a 0.4% difference, making them near-identical in rasterization performance. The Radeon HD 8330E is built on TeraScale 2 while the Radeon HD 8490 uses TeraScale, both on 40 nm vs 55 nm. Shader units: 1,120 (Radeon HD 8330E) vs 800 (Radeon HD 8490). Raw compute: 1.792 TFLOPS (Radeon HD 8330E) vs 1.36 TFLOPS (Radeon HD 8490).
| Feature | Radeon HD 8330E | Radeon HD 8490 |
|---|---|---|
| G3D Mark Score | 262 | 263 |
| Architecture | TeraScale 2 | TeraScale |
| Process Node | 40 nm | 55 nm |
| Shading Units | 1120+40% | 800 |
| Compute (TFLOPS) | 1.792 TFLOPS+32% | 1.36 TFLOPS |
| ROPs | 16 | 16 |
| TMUs | 56+40% | 40 |
| L1 Cache | 112 KB | 160 KB+43% |
| L2 Cache | 512 KB+100% | 256 KB |
| Frame Generation | FSR upscaling | FSR upscaling |
Advanced Features (DLSS/FSR)
| Feature | Radeon HD 8330E | Radeon HD 8490 |
|---|---|---|
| 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 HD 8330E has 512 MB of VRAM, while the Radeon HD 8490 carries 1 GB. Radeon HD 8490 gives you 100% more memory capacity, which matters more once you move into heavier textures, mods, or higher resolutions. Memory bus width is 128-bit on the Radeon HD 8330E and 64-bit on the Radeon HD 8490. L2 Cache: 512 KB (Radeon HD 8330E) vs 256 KB (Radeon HD 8490) — the Radeon HD 8330E has significantly larger on-die cache to reduce VRAM reliance.
| Feature | Radeon HD 8330E | Radeon HD 8490 |
|---|---|---|
| VRAM Capacity | 0.5 GB | 1 GB+100% |
| Memory Type | GDDR5 | GDDR5 |
| Memory Bandwidth | Unknown | Unknown |
| Bus Width | 128-bit+100% | 64-bit |
| L2 Cache | 512 KB+100% | 256 KB |
Display & API Support
DirectX support: 12 (FL12_0) (Radeon HD 8330E) vs 11.2 (Radeon HD 8490). OpenGL: 4.6 vs 4.4. Maximum simultaneous displays: 2 vs 2.
| Feature | Radeon HD 8330E | Radeon HD 8490 |
|---|---|---|
| DirectX | 12 (FL12_0)+7% | 11.2 |
| OpenGL | 4.6+5% | 4.4 |
| Max Displays | 2 | 2 |
Media & Encoding
Hardware encoder: UVD 4.2 (Radeon HD 8330E) vs UVD 3.1 (Radeon HD 8490). Decoder: VCE 2.0 vs UVD 3.1. Supported codecs: H.264,MPEG-2,VC-1 (Radeon HD 8330E) vs H.264,MPEG-2,VC-1 (Radeon HD 8490).
| Feature | Radeon HD 8330E | Radeon HD 8490 |
|---|---|---|
| Encoder | UVD 4.2 | UVD 3.1 |
| Decoder | VCE 2.0 | UVD 3.1 |
| Codecs | H.264,MPEG-2,VC-1 | H.264,MPEG-2,VC-1 |
Power & Dimensions
The Radeon HD 8330E draws 175W versus the Radeon HD 8490's 190W — a 8.2% difference. The Radeon HD 8330E is more power-efficient. Recommended PSU: 350W (Radeon HD 8330E) vs 350W (Radeon HD 8490). Power connectors: 1x 6-pin vs 1x 6-pin. Card length: 0mm vs 168mm, occupying 0 vs 1 slots.
| Feature | Radeon HD 8330E | Radeon HD 8490 |
|---|---|---|
| TDP | 175W-8% | 190W |
| Recommended PSU | 350W | 350W |
| Power Connector | 1x 6-pin | 1x 6-pin |
| Length | 0mm | 168mm |
| Height | 0mm | — |
| Slots | 0-100% | 1 |
| Temp (Load) | 75°C | — |
| Perf/Watt | 1.5+7% | 1.4 |
Value Analysis
At launch, the Radeon HD 8330E came in at $30, while the Radeon HD 8490 launched at $99. On MSRP, Radeon HD 8330E was 69.7% cheaper ($69 less). Performance per dollar on MSRP (G3D Mark / MSRP): 8.7 (Radeon HD 8330E) vs 2.7 (Radeon HD 8490) — the Radeon HD 8330E offers 222.2% better value. The newer card here is Radeon HD 8330E (2010 vs 2009).
| Feature | Radeon HD 8330E | Radeon HD 8490 |
|---|---|---|
| MSRP | $30-70% | $99 |
| Performance per Dollar | 8.7+222% | 2.7 |
| Codename | Cypress | RV790 |
| Release | February 25 2010 | April 2 2009 |
| Ranking | #724 | #762 |
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