
Radeon HD 7660D

Radeon HD 8690A
Radeon HD 7660D vs Radeon HD 8690A 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 7660D vs Radeon HD 8690A 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 7660D vs Radeon HD 8690A: 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 7660D
2012Why buy it
- ✅3.1% more average FPS across 50 tracked games in our benchmark data.
- ✅Costs $28 less on MSRP ($122 MSRP vs $150 MSRP).
- ✅Delivers 22.5% more G3D Mark for each dollar spent, at 4.2 vs 3.4 G3D/$ ($122 MSRP vs $150 MSRP).
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 HD 8690A
2013Why buy it
- ✅More future proof: GCN 1.0 (2012−2020) on 28nm with a newer platform for upcoming games.
Trade-offs
- ❌Lower average FPS than Radeon HD 7660D across 50 tracked games in our benchmark data.
- ❌2013 hardware with 512 MB of VRAM is already well past its comfortable zone for modern gaming, so it is hard to recommend now.
- ❌23% HIGHER MSRP$150 MSRPvs$122 MSRP
- ❌Lower G3D Mark per dollar, at 3.4 vs 4.2 G3D/$ ($150 MSRP vs $122 MSRP).
Quick Answers
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Radeon HD 7660D vs Radeon HD 8690A Technical Specifications
Side-by-side specs, architecture details, clocks, memory, power, and platform differences.

Radeon HD 7660D
The Radeon HD 7660D is manufactured by AMD. It was released in January 5 2012. It features the TeraScale 2 architecture. The core clock speed is 600 MHz. It has 480 shading units. The thermal design power (TDP) is 45W. Manufactured using 40 nm process technology. G3D Mark benchmark score: 512 points.

Radeon HD 8690A
The Radeon HD 8690A is manufactured by AMD. It was released in March 1 2013. It features the GCN 1.0 architecture. The core clock ranges from 775 MHz to 825 MHz. It has 320 shading units. The thermal design power (TDP) is 50W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 514 points.
Graphics Performance
The Radeon HD 7660D scores 512 and the Radeon HD 8690A reaches 514 in the G3D Mark benchmark — just a 0.4% difference, making them near-identical in rasterization performance. The Radeon HD 7660D is built on TeraScale 2 while the Radeon HD 8690A uses GCN 1.0, both on 40 nm vs 28 nm. Shader units: 480 (Radeon HD 7660D) vs 320 (Radeon HD 8690A). Raw compute: 0.576 TFLOPS (Radeon HD 7660D) vs 0.528 TFLOPS (Radeon HD 8690A).
| Feature | Radeon HD 7660D | Radeon HD 8690A |
|---|---|---|
| G3D Mark Score | 512 | 514 |
| Architecture | TeraScale 2 | GCN 1.0 |
| Process Node | 40 nm | 28 nm |
| Shading Units | 480+50% | 320 |
| Compute (TFLOPS) | 0.576 TFLOPS+9% | 0.528 TFLOPS |
| ROPs | 8 | 8 |
| TMUs | 24+20% | 20 |
| L1 Cache | 48 KB | 80 KB+67% |
| L2 Cache | 256 KB+100% | 128 KB |
| Frame Generation | FSR upscaling | FSR upscaling |
Advanced Features (DLSS/FSR)
| Feature | Radeon HD 7660D | Radeon HD 8690A |
|---|---|---|
| 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 7660D and 128-bit on the Radeon HD 8690A. L2 Cache: 256 KB (Radeon HD 7660D) vs 128 KB (Radeon HD 8690A) — the Radeon HD 7660D has significantly larger on-die cache to reduce VRAM reliance.
| Feature | Radeon HD 7660D | Radeon HD 8690A |
|---|---|---|
| VRAM Capacity | 0.5 GB | 0.5 GB |
| Memory Type | GDDR5 | GDDR5 |
| Memory Bandwidth | Unknown | Unknown |
| Bus Width | 128-bit | 128-bit |
| L2 Cache | 256 KB+100% | 128 KB |
Display & API Support
DirectX support: 11 (11_2) (Radeon HD 7660D) vs 11_1 (Radeon HD 8690A). Maximum simultaneous displays: 3 vs 0.
| Feature | Radeon HD 7660D | Radeon HD 8690A |
|---|---|---|
| DirectX | 11 (11_2) | 11_1 |
| Max Displays | 3 | 0 |
Media & Encoding
Hardware encoder: VCE 1.0 (Radeon HD 7660D) vs UVD 3 (Radeon HD 8690A). Decoder: UVD 3 vs UVD 3.
| Feature | Radeon HD 7660D | Radeon HD 8690A |
|---|---|---|
| Encoder | VCE 1.0 | UVD 3 |
| Decoder | UVD 3 | UVD 3 |
| Codecs | H.264,VC-1,MPEG-2,MPEG-4 | — |
Power & Dimensions
The Radeon HD 7660D draws 45W versus the Radeon HD 8690A's 50W — a 10.5% difference. The Radeon HD 7660D is more power-efficient. Recommended PSU: 350W (Radeon HD 7660D) vs 350W (Radeon HD 8690A). Power connectors: 1x 6-pin vs 1x 6-pin.
| Feature | Radeon HD 7660D | Radeon HD 8690A |
|---|---|---|
| TDP | 45W-10% | 50W |
| Recommended PSU | 350W | 350W |
| Power Connector | 1x 6-pin | 1x 6-pin |
| Length | — | 1mm |
| Slots | 0 | 0 |
| Temp (Load) | 70°C | — |
| Perf/Watt | 11.4+11% | 10.3 |
Value Analysis
At launch, the Radeon HD 7660D came in at $122, while the Radeon HD 8690A launched at $150. On MSRP, Radeon HD 7660D was 18.7% cheaper ($28 less). Performance per dollar on MSRP (G3D Mark / MSRP): 4.2 (Radeon HD 7660D) vs 3.4 (Radeon HD 8690A) — the Radeon HD 7660D offers 23.5% better value. The newer card here is Radeon HD 8690A (2013 vs 2012).
| Feature | Radeon HD 7660D | Radeon HD 8690A |
|---|---|---|
| MSRP | $122-19% | $150 |
| Performance per Dollar | 4.2+24% | 3.4 |
| Codename | Turks | Sun |
| Release | January 5 2012 | March 1 2013 |
| Ranking | #870 | #891 |
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