
Radeon HD 6850 X2

Radeon Pro WX 3100
Radeon HD 6850 X2 vs Radeon Pro WX 3100 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 6850 X2 vs Radeon Pro WX 3100 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 6850 X2 vs Radeon Pro WX 3100: 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 6850 X2
2011Why buy it
- ✅25.5% more average FPS across 50 tracked games in our benchmark data.
Trade-offs
- ❌Less VRAM, with 2 GB vs 4 GB for high-resolution textures and newer games.
- ❌2011 hardware with 2 GB of VRAM is already well past its comfortable zone for modern gaming, so it is hard to recommend now.
- ❌75.9% HIGHER MSRP$350 MSRPvs$199 MSRP
- ❌Lower G3D Mark per dollar, at 7.2 vs 13.0 G3D/$ ($350 MSRP vs $199 MSRP).
- ❌290.8% higher power demand at 254W vs 65W.
Radeon Pro WX 3100
2017Why buy it
- ✅Costs $151 less on MSRP ($199 MSRP vs $350 MSRP).
- ✅Delivers 79.3% more G3D Mark for each dollar spent, at 13.0 vs 7.2 G3D/$ ($199 MSRP vs $350 MSRP).
- ✅100% more VRAM for high-resolution textures and newer games (4 GB vs 2 GB).
- ✅Draws 65W instead of 254W, a 189W reduction.
- ✅Measures 168mm instead of 285mm, a 117mm shorter card that is more SFF-friendly.
Trade-offs
- ❌Lower average FPS than Radeon HD 6850 X2 across 50 tracked games in our benchmark data.
- ❌2017 hardware with 4 GB 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 6850 X2 vs Radeon Pro WX 3100 Technical Specifications
Side-by-side specs, architecture details, clocks, memory, power, and platform differences.

Radeon HD 6850 X2
The Radeon HD 6850 X2 is manufactured by AMD. It was released in September 19 2011. It features the TeraScale 2 architecture. The core clock speed is 800 MHz. It has 960 ×2 shading units. The thermal design power (TDP) is 254W. Manufactured using 40 nm process technology. G3D Mark benchmark score: 2,534 points.

Radeon Pro WX 3100
The Radeon Pro WX 3100 is manufactured by AMD. It was released in June 12 2017. It features the GCN 4.0 architecture. The core clock ranges from 925 MHz to 1219 MHz. It has 512 shading units. The thermal design power (TDP) is 65W. Manufactured using 14 nm process technology. G3D Mark benchmark score: 2,584 points. Launch price was $199.
Graphics Performance
The Radeon HD 6850 X2 scores 2,534 and the Radeon Pro WX 3100 reaches 2,584 in the G3D Mark benchmark — just a 2% difference, making them near-identical in rasterization performance. The Radeon HD 6850 X2 is built on TeraScale 2 while the Radeon Pro WX 3100 uses GCN 4.0, both on 40 nm vs 14 nm. Shader units: 960 (Radeon HD 6850 X2) vs 512 (Radeon Pro WX 3100). Raw compute: 1.536 TFLOPS ×2 (Radeon HD 6850 X2) vs 1.248 TFLOPS (Radeon Pro WX 3100).
| Feature | Radeon HD 6850 X2 | Radeon Pro WX 3100 |
|---|---|---|
| G3D Mark Score | 2,534 | 2,584+2% |
| Architecture | TeraScale 2 | GCN 4.0 |
| Process Node | 40 nm | 14 nm |
| Shading Units | 960 ×2+88% | 512 |
| Compute (TFLOPS) | 1.536 TFLOPS ×2+23% | 1.248 TFLOPS |
| ROPs | 32 ×2+100% | 16 |
| TMUs | 48 ×2+50% | 32 |
| L1 Cache | 192 KB+50% | 128 KB |
| L2 Cache | 512 KB | 512 KB |
| Frame Generation | FSR upscaling | FSR upscaling |
Advanced Features (DLSS/FSR)
| Feature | Radeon HD 6850 X2 | Radeon Pro WX 3100 |
|---|---|---|
| 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 6850 X2 has 2 GB of VRAM, while the Radeon Pro WX 3100 carries 4 GB. Radeon Pro WX 3100 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 6850 X2 and 64-bit on the Radeon Pro WX 3100.
| Feature | Radeon HD 6850 X2 | Radeon Pro WX 3100 |
|---|---|---|
| VRAM Capacity | 2 GB | 4 GB+100% |
| Memory Type | GDDR5 | GDDR5 |
| Bus Width | 128-bit+100% | 64-bit |
| L2 Cache | 512 KB | 512 KB |
Display & API Support
DirectX support: 11.2 (Radeon HD 6850 X2) vs 12 (12_0) (Radeon Pro WX 3100). Maximum simultaneous displays: 4 vs 3.
| Feature | Radeon HD 6850 X2 | Radeon Pro WX 3100 |
|---|---|---|
| DirectX | 11.2 | 12 (12_0)+7% |
| Max Displays | 4+33% | 3 |
Media & Encoding
Hardware encoder: UVD 2.2 (Radeon HD 6850 X2) vs VCE 3.4 (Polaris) (Radeon Pro WX 3100). Decoder: UVD 2.2 vs UVD 6.3.
| Feature | Radeon HD 6850 X2 | Radeon Pro WX 3100 |
|---|---|---|
| Encoder | UVD 2.2 | VCE 3.4 (Polaris) |
| Decoder | UVD 2.2 | UVD 6.3 |
| Codecs | — | H.264,HEVC |
Power & Dimensions
The Radeon HD 6850 X2 draws 254W versus the Radeon Pro WX 3100's 65W — a 118.5% difference. The Radeon Pro WX 3100 is more power-efficient. Recommended PSU: 600W (Radeon HD 6850 X2) vs 350W (Radeon Pro WX 3100). Power connectors: 2x 8-pin vs PCIe-powered. Card length: 285mm vs 168mm, occupying 2 vs 1 slots.
| Feature | Radeon HD 6850 X2 | Radeon Pro WX 3100 |
|---|---|---|
| TDP | 254W | 65W-74% |
| Recommended PSU | 600W | 350W-42% |
| Power Connector | 2x 8-pin | PCIe-powered |
| Length | 285mm | 168mm |
| Height | — | 69mm |
| Slots | 2 | 1-50% |
| Temp (Load) | — | 80°C |
| Perf/Watt | 10.0 | 39.8+298% |
Value Analysis
At launch, the Radeon HD 6850 X2 came in at $350, while the Radeon Pro WX 3100 launched at $199. On MSRP, Radeon Pro WX 3100 was 43.1% cheaper ($151 less). Performance per dollar on MSRP (G3D Mark / MSRP): 7.2 (Radeon HD 6850 X2) vs 13.0 (Radeon Pro WX 3100) — the Radeon Pro WX 3100 offers 80.6% better value. The newer card here is Radeon Pro WX 3100 (2017 vs 2011).
| Feature | Radeon HD 6850 X2 | Radeon Pro WX 3100 |
|---|---|---|
| MSRP | $350 | $199-43% |
| Performance per Dollar | 7.2 | 13.0+81% |
| Codename | Barts | Lexa |
| Release | September 19 2011 | June 12 2017 |
| Ranking | #630 | #624 |
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