
Radeon 680M

Radeon HD 7850
Radeon 680M vs Radeon HD 7850 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 680M vs Radeon HD 7850 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 680M vs Radeon HD 7850: 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 680M
2023Why buy it
- ✅5.3% more average FPS across 50 tracked games in our benchmark data.
- ✅Better long-term bet: RDNA 2.0 (2020−2025) on 6nm gives it a newer hardware base for upcoming games.
- ✅Draws 50W instead of 130W, a 80W reduction.
- ✅Measures 1mm instead of 210mm, a 209mm shorter card that is more SFF-friendly.
Trade-offs
- ❌Lower G3D Mark per dollar, at 0 vs 15.7 G3D/$ (Unknown MSRP vs $249 MSRP).
Radeon HD 7850
2012Why buy it
- ✅Delivers 100+% more G3D Mark for each dollar spent, at 15.7 vs 0 G3D/$ ($249 MSRP vs Unknown MSRP).
Trade-offs
- ❌Lower average FPS than Radeon 680M across 50 tracked games in our benchmark data.
- ❌2012 hardware with 2 GB of VRAM is already well past its comfortable zone for modern gaming, so it is hard to recommend now.
- ❌160% higher power demand at 130W vs 50W.
- ❌20900% longer card at 210mm vs 1mm.
Quick Answers
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Radeon 680M vs Radeon HD 7850 Technical Specifications
Side-by-side specs, architecture details, clocks, memory, power, and platform differences.

Radeon 680M
The Radeon 680M is manufactured by AMD. It was released in January 3 2023. It features the RDNA 2.0 architecture. The core clock ranges from 2000 MHz to 2200 MHz. It has 768 shading units. The thermal design power (TDP) is 50W. Manufactured using 6 nm process technology. It features 12 dedicated ray tracing cores for enhanced lighting effects. G3D Mark benchmark score: 3,836 points.

Radeon HD 7850
The Radeon HD 7850 is manufactured by AMD. It was released in March 5 2012. It features the GCN 1.0 architecture. The boost clock speed is 1000 MHz. It has 1024 shading units. The thermal design power (TDP) is 130W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 3,897 points. Launch price was $249.
Graphics Performance
The Radeon 680M scores 3,836 and the Radeon HD 7850 reaches 3,897 in the G3D Mark benchmark — just a 1.6% difference, making them near-identical in rasterization performance. The Radeon 680M is built on RDNA 2.0 while the Radeon HD 7850 uses GCN 1.0, both on 6 nm vs 28 nm. Shader units: 768 (Radeon 680M) vs 1,024 (Radeon HD 7850). Raw compute: 3.379 TFLOPS (Radeon 680M) vs 1.761 TFLOPS (Radeon HD 7850). Boost clocks: 2200 MHz vs 1000 MHz.
| Feature | Radeon 680M | Radeon HD 7850 |
|---|---|---|
| G3D Mark Score | 3,836 | 3,897+2% |
| Architecture | RDNA 2.0 | GCN 1.0 |
| Process Node | 6 nm | 28 nm |
| Shading Units | 768 | 1024+33% |
| Compute (TFLOPS) | 3.379 TFLOPS+92% | 1.761 TFLOPS |
| Boost Clock | 2200 MHz+120% | 1000 MHz |
| ROPs | 32 | 32 |
| TMUs | 48 | 64+33% |
| L1 Cache | 256 KB | 256 KB |
| L2 Cache | 2 MB+300% | 0.5 MB |
| Frame Generation | FSR upscaling + RSR | FSR upscaling |
Advanced Features (DLSS/FSR)
| Feature | Radeon 680M | Radeon HD 7850 |
|---|---|---|
| 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 2 GB of video memory. Memory bus width is System on the Radeon 680M and 256-bit on the Radeon HD 7850. L2 Cache: 2 MB (Radeon 680M) vs 0.5 MB (Radeon HD 7850) — the Radeon 680M has significantly larger on-die cache to reduce VRAM reliance.
| Feature | Radeon 680M | Radeon HD 7850 |
|---|---|---|
| VRAM Capacity | 2 GB | 2 GB |
| Memory Type | Shared | GDDR5 |
| Memory Bandwidth | System | 153.6 GB/s |
| Bus Width | System | 256-bit |
| L2 Cache | 2 MB+300% | 0.5 MB |
Display & API Support
DirectX support: 12_2 (Radeon 680M) vs 12 (Radeon HD 7850). Maximum simultaneous displays: 0 vs 4.
| Feature | Radeon 680M | Radeon HD 7850 |
|---|---|---|
| DirectX | 12_2 | 12 |
| Max Displays | 0 | 4 |
Media & Encoding
Hardware encoder: VCN 3.1 (Radeon 680M) vs VCE 1.0 (Radeon HD 7850). Decoder: VCN 3.1 vs UVD 3.1.
| Feature | Radeon 680M | Radeon HD 7850 |
|---|---|---|
| Encoder | VCN 3.1 | VCE 1.0 |
| Decoder | VCN 3.1 | UVD 3.1 |
| Codecs | — | H.264 |
Power & Dimensions
The Radeon 680M draws 50W versus the Radeon HD 7850's 130W — a 88.9% difference. The Radeon 680M is more power-efficient. Recommended PSU: 350W (Radeon 680M) vs 500W (Radeon HD 7850). Power connectors: PCIe-powered vs 1x 6-pin. Card length: 1mm vs 210mm, occupying 0 vs 2 slots.
| Feature | Radeon 680M | Radeon HD 7850 |
|---|---|---|
| TDP | 50W-62% | 130W |
| Recommended PSU | 350W-30% | 500W |
| Power Connector | PCIe-powered | 1x 6-pin |
| Length | 1mm | 210mm |
| Slots | 0-100% | 2 |
| Perf/Watt | 76.7+156% | 30.0 |
Value Analysis
The newer card here is Radeon 680M (2023 vs 2012).
| Feature | Radeon 680M | Radeon HD 7850 |
|---|---|---|
| MSRP | — | $249 |
| Codename | Rembrandt+ | Pitcairn |
| Release | January 3 2023 | March 5 2012 |
| Ranking | #512 | #503 |
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