
Radeon HD 8240

Radeon HD4650
Radeon HD 8240 vs Radeon HD4650 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 8240 vs Radeon HD4650 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 8240 vs Radeon HD4650: 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 8240
2012Why buy it
- ✅20.0% more average FPS across 50 tracked games in our benchmark data.
- ✅More future proof: GCN 1.0 (2012−2020) on 28nm with a newer platform for upcoming games.
Trade-offs
- ❌2012 hardware with 512 MB of VRAM is already well past its comfortable zone for modern gaming, so it is hard to recommend now.
Radeon HD4650
2010Why buy it
- ✅Competitive enough if your priority is price, power, or specific feature preference.
Trade-offs
- ❌Lower average FPS than Radeon HD 8240 across 50 tracked games in our benchmark data.
- ❌2010 hardware with 512 MB of VRAM is already well past its comfortable zone for modern gaming, so it is hard to recommend now.
Quick Answers
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Radeon HD 8240 vs Radeon HD4650 Technical Specifications
Side-by-side specs, architecture details, clocks, memory, power, and platform differences.

Radeon HD 8240
The Radeon HD 8240 is manufactured by AMD. It was released in March 5 2012. It features the GCN 1.0 architecture. The core clock speed is 1000 MHz. It has 1280 shading units. The thermal design power (TDP) is 200W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 246 points. Launch price was $349.

Radeon HD4650
The Radeon HD4650 is manufactured by AMD. It was released in December 14 2010. It features the TeraScale 3 architecture. The boost clock speed is 800 MHz. It has 1408 shading units. The thermal design power (TDP) is 200W. Manufactured using 40 nm process technology. G3D Mark benchmark score: 240 points. Launch price was $299.
Graphics Performance
The Radeon HD 8240 scores 246 and the Radeon HD4650 reaches 240 in the G3D Mark benchmark — just a 2.5% difference, making them near-identical in rasterization performance. The Radeon HD 8240 is built on GCN 1.0 while the Radeon HD4650 uses TeraScale 3, both on 28 nm vs 40 nm. Shader units: 1,280 (Radeon HD 8240) vs 1,408 (Radeon HD4650). Raw compute: 2.56 TFLOPS (Radeon HD 8240) vs 2.253 TFLOPS (Radeon HD4650).
| Feature | Radeon HD 8240 | Radeon HD4650 |
|---|---|---|
| G3D Mark Score | 246+3% | 240 |
| Architecture | GCN 1.0 | TeraScale 3 |
| Process Node | 28 nm | 40 nm |
| Shading Units | 1280 | 1408+10% |
| Compute (TFLOPS) | 2.56 TFLOPS+14% | 2.253 TFLOPS |
| ROPs | 32 | 32 |
| TMUs | 80 | 88+10% |
| L1 Cache | 320 KB | 352 KB+10% |
| L2 Cache | 512 KB | 512 KB |
| Frame Generation | FSR upscaling | FSR upscaling |
Advanced Features (DLSS/FSR)
| Feature | Radeon HD 8240 | Radeon HD4650 |
|---|---|---|
| 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)
Both cards ship with 512 MB of GDDR5. Memory bus width is 128-bit on the Radeon HD 8240 and 128-bit on the Radeon HD4650.
| Feature | Radeon HD 8240 | Radeon HD4650 |
|---|---|---|
| VRAM Capacity | 0.5 GB | 0.5 GB |
| Memory Type | GDDR5 | GDDR5 |
| Memory Bandwidth | Unknown | Unknown |
| Bus Width | 128-bit | 128-bit |
| L2 Cache | 512 KB | 512 KB |
Power & Dimensions
The Radeon HD 8240 draws 200W versus the Radeon HD4650's 200W — a 0% difference. The Radeon HD4650 is more power-efficient. Recommended PSU: 350W (Radeon HD 8240) vs 350W (Radeon HD4650). Power connectors: 1x 6-pin vs PCIe-powered.
| Feature | Radeon HD 8240 | Radeon HD4650 |
|---|---|---|
| TDP | 200W | 200W |
| Recommended PSU | 350W | 350W |
| Power Connector | 1x 6-pin | PCIe-powered |
| Length | — | 193mm |
| Slots | — | 1 |
| Perf/Watt | 1.2 | 1.2 |
Value Analysis
At launch, the Radeon HD 8240 came in at $50, while the Radeon HD4650 launched at $50. Performance per dollar on MSRP (G3D Mark / MSRP): 4.9 (Radeon HD 8240) vs 4.8 (Radeon HD4650) — the Radeon HD 8240 offers 2.1% better value. The newer card here is Radeon HD 8240 (2012 vs 2010).
| Feature | Radeon HD 8240 | Radeon HD4650 |
|---|---|---|
| MSRP | $50 | $50 |
| Performance per Dollar | 4.9+2% | 4.8 |
| Codename | Pitcairn | Cayman |
| Release | March 5 2012 | December 14 2010 |
| Ranking | #460 | #623 |
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