GeForce 6600 GT
Radeon HD 6320
GeForce 6600 GT vs Radeon HD 6320 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.
GeForce 6600 GT vs Radeon HD 6320 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
GeForce 6600 GT vs Radeon HD 6320: Pros, Cons & Final Verdict
See where each GPU makes more sense in practice: raw FPS, VRAM, features, power draw, pricing, and long-term headroom.
GeForce 6600 GT
2012Why buy it
- ✅Draws 150W instead of 186W, a 36W reduction.
- ✅More future proof: Kepler (2012−2018) on 28nm with a newer platform for upcoming games.
Trade-offs
- ❌Less VRAM, with 256 MB vs 512 MB for high-resolution textures and newer games.
- ❌2012 hardware with 256 MB of VRAM is already well past its comfortable zone for modern gaming, so it is hard to recommend now.
- ❌563.3% HIGHER MSRP$199 MSRPvs$30 MSRP
- ❌Lower G3D Mark per dollar, at 0.7 vs 4.9 G3D/$ ($199 MSRP vs $30 MSRP).
- ❌18200% longer card at 183mm vs 1mm.
Radeon HD 6320
2011Why buy it
- ✅Costs $169 less on MSRP ($30 MSRP vs $199 MSRP).
- ✅Delivers 581.9% more G3D Mark for each dollar spent, at 4.9 vs 0.7 G3D/$ ($30 MSRP vs $199 MSRP).
- ✅100% more VRAM for high-resolution textures and newer games (512 MB vs 256 MB).
- ✅Measures 1mm instead of 183mm, a 182mm shorter card that is more SFF-friendly.
Trade-offs
- ❌2011 hardware with 512 MB of VRAM is already well past its comfortable zone for modern gaming, so it is hard to recommend now.
- ❌24% higher power demand at 186W vs 150W.
Quick Answers
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GeForce 6600 GT vs Radeon HD 6320 Technical Specifications
Side-by-side specs, architecture details, clocks, memory, power, and platform differences.
GeForce 6600 GT
The GeForce 6600 GT is manufactured by NVIDIA. It was released in August 16 2012. It features the Kepler architecture. The core clock ranges from 915 MHz to 980 MHz. It has 1344 shading units. The thermal design power (TDP) is 150W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 143 points. Launch price was $299.
Radeon HD 6320
The Radeon HD 6320 is manufactured by AMD. It was released in December 1 2011. It features the TeraScale 3 architecture. The core clock speed is 750 MHz. It has 1280 shading units. The thermal design power (TDP) is 186W. Manufactured using 40 nm process technology. G3D Mark benchmark score: 147 points. Launch price was $180.
Graphics Performance
The GeForce 6600 GT scores 143 and the Radeon HD 6320 reaches 147 in the G3D Mark benchmark — just a 2.8% difference, making them near-identical in rasterization performance. The GeForce 6600 GT is built on Kepler while the Radeon HD 6320 uses TeraScale 3, both on 28 nm vs 40 nm. Shader units: 1,344 (GeForce 6600 GT) vs 1,280 (Radeon HD 6320). Raw compute: 2.634 TFLOPS (GeForce 6600 GT) vs 1.92 TFLOPS (Radeon HD 6320).
| Feature | GeForce 6600 GT | Radeon HD 6320 |
|---|---|---|
| G3D Mark Score | 143 | 147+3% |
| Architecture | Kepler | TeraScale 3 |
| Process Node | 28 nm | 40 nm |
| Shading Units | 1344+5% | 1280 |
| Compute (TFLOPS) | 2.634 TFLOPS+37% | 1.92 TFLOPS |
| ROPs | 24 | 32+33% |
| TMUs | 112+40% | 80 |
| L1 Cache | 112 KB | 320 KB+186% |
| L2 Cache | 384 KB | 512 KB+33% |
Advanced Features (DLSS/FSR)
The GeForce 6600 GT gets NVIDIA DLSS, which still tends to look cleaner in motion. The Radeon HD 6320 leans on FSR, which is flexible and widely supported, but usually a bit rougher at the same settings.
| Feature | GeForce 6600 GT | Radeon HD 6320 |
|---|---|---|
| Upscaling Tech | Upscaling support | FSR Upscaling / FSR 4 |
| Frame Generation | Not Supported | Not Supported |
| Ray Reconstruction | No | No |
| Low Latency | NVIDIA Reflex | AMD Anti-Lag |
Video Memory (VRAM)
The GeForce 6600 GT has 256 MB of VRAM, while the Radeon HD 6320 carries 512 MB. Radeon HD 6320 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 GeForce 6600 GT and 128-bit on the Radeon HD 6320. L2 Cache: 384 KB (GeForce 6600 GT) vs 512 KB (Radeon HD 6320) — the Radeon HD 6320 has significantly larger on-die cache to reduce VRAM reliance.
| Feature | GeForce 6600 GT | Radeon HD 6320 |
|---|---|---|
| VRAM Capacity | 0.25 GB | 0.5 GB+100% |
| Memory Type | GDDR5 | GDDR5 |
| Memory Bandwidth | Unknown | Unknown |
| Bus Width | 128-bit | 128-bit |
| L2 Cache | 384 KB | 512 KB+33% |
Display & API Support
DirectX support: 9.0c (GeForce 6600 GT) vs 11.2 (Radeon HD 6320). OpenGL: 2.1 vs 4.5. Maximum simultaneous displays: 2 vs 0.
| Feature | GeForce 6600 GT | Radeon HD 6320 |
|---|---|---|
| DirectX | 9.0c | 11.2+24% |
| OpenGL | 2.1 | 4.5+114% |
| Max Displays | 2 | 0 |
Media & Encoding
Hardware encoder: No (GeForce 6600 GT) vs UVD 3 (Radeon HD 6320). Decoder: PureVideo vs UVD 3. Supported codecs: MPEG-2 (GeForce 6600 GT) vs H.264,MPEG-2 (Radeon HD 6320).
| Feature | GeForce 6600 GT | Radeon HD 6320 |
|---|---|---|
| Encoder | No | UVD 3 |
| Decoder | PureVideo | UVD 3 |
| Codecs | MPEG-2 | H.264,MPEG-2 |
Power & Dimensions
The GeForce 6600 GT draws 150W versus the Radeon HD 6320's 186W — a 21.4% difference. The GeForce 6600 GT is more power-efficient. Recommended PSU: 350W (GeForce 6600 GT) vs 350W (Radeon HD 6320). Power connectors: Legacy vs 1x 6-pin. Card length: 183mm vs 1mm, occupying 1 vs 0 slots.
| Feature | GeForce 6600 GT | Radeon HD 6320 |
|---|---|---|
| TDP | 150W-19% | 186W |
| Recommended PSU | 350W | 350W |
| Power Connector | Legacy | 1x 6-pin |
| Length | 183mm | 1mm |
| Height | 111mm | — |
| Slots | 1 | 0-100% |
| Temp (Load) | 75°C | — |
| Perf/Watt | 1.0+25% | 0.8 |
Value Analysis
At launch, the GeForce 6600 GT came in at $199, while the Radeon HD 6320 launched at $30. On MSRP, Radeon HD 6320 was 84.9% cheaper ($169 less). Performance per dollar on MSRP (G3D Mark / MSRP): 0.7 (GeForce 6600 GT) vs 4.9 (Radeon HD 6320) — the Radeon HD 6320 offers 600% better value. The newer card here is GeForce 6600 GT (2012 vs 2011).
| Feature | GeForce 6600 GT | Radeon HD 6320 |
|---|---|---|
| MSRP | $199 | $30-85% |
| Performance per Dollar | 0.7 | 4.9+600% |
| Codename | GK104 | Cayman |
| Release | August 16 2012 | December 1 2011 |
| Ranking | #472 | #598 |
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