GPU Comparison
Side-by-side comparison of specifications and performance
Performance Comparison
AMD Radeon HD 6850
198%
198%
AMD Radeon HD 6670
50%
50%
AMD Radeon HD 6850 is approximately 148% faster
Technical Specifications
| Specification | AMD Radeon HD 6850 | AMD Radeon HD 6670 |
|---|---|---|
| Graphics ProcessorDifferent | Barts | Turks |
| CoresDifferent | 960 | 480 |
| TMUsDifferent | 48 | 24 |
| ROPsDifferent | 32 | 8 |
| Memory Size | 1024 MB | 1024 MB |
| Memory Type | GDDR5 | GDDR5 |
| Bus WidthDifferent | 256 bit | 128 bit |
Graphics Processor
| Feature | AMD Radeon HD 6850 | AMD Radeon HD 6670 |
|---|---|---|
| GPU NameDifferent | Barts | Turks |
| GPU VariantDifferent | Barts PRO(215-0798006) | Turks XT(215-0803000) |
| Architecture | TeraScale 2 | TeraScale 2 |
| Foundry | TSMC | TSMC |
| Process Size | 40 nm | 40 nm |
| TransistorsDifferent | 1,700 million | 716 million |
| DensityDifferent | 6.7M / mm² | 6.1M / mm² |
| Die SizeDifferent | 255 mm² | 118 mm² |
| Chip PackageDifferent | HFCBGA-1737 | FCBGA-962 |
Graphics Card
| Feature | AMD Radeon HD 6850 | AMD Radeon HD 6670 |
|---|---|---|
| Release DateDifferent | Oct 21st, 2010 | Apr 19th, 2011 |
| GenerationDifferent | Northern Islands(HD 6800) | Northern Islands(HD 6600) |
| Predecessor | Evergreen | Evergreen |
| Successor | Southern Islands | Southern Islands |
| Production | End-of-life | End-of-life |
| Launch PriceDifferent | 179 USD | 99 USD |
| Bus Interface | PCIe 2.0 x16 | PCIe 2.0 x16 |
| ReviewsDifferent | 105 in our database | 35 in our database |
Clock Speeds
| Feature | AMD Radeon HD 6850 | AMD Radeon HD 6670 |
|---|---|---|
| GPU ClockDifferent | 775 MHz | 800 MHz |
| Memory Clock | 1000 MHz4 Gbps effective | 1000 MHz4 Gbps effective |
Memory
| Feature | AMD Radeon HD 6850 | AMD Radeon HD 6670 |
|---|---|---|
| Memory Size | 1024 MB | 1024 MB |
| Memory Type | GDDR5 | GDDR5 |
| Memory BusDifferent | 256 bit | 128 bit |
| BandwidthDifferent | 128.0 GB/s | 64.00 GB/s |
Render Config
| Feature | AMD Radeon HD 6850 | AMD Radeon HD 6670 |
|---|---|---|
| Shading UnitsDifferent | 960 | 480 |
| TMUsDifferent | 48 | 24 |
| ROPsDifferent | 32 | 8 |
| Compute UnitsDifferent | 12 | 6 |
| L1 Cache | 8 KB (per CU) | 8 KB (per CU) |
| L2 CacheDifferent | 512 KB | 256 KB |
Theoretical Performance
| Feature | AMD Radeon HD 6850 | AMD Radeon HD 6670 |
|---|---|---|
| Pixel RateDifferent | 24.80 GPixel/s | 6.400 GPixel/s |
| Texture RateDifferent | 37.20 GTexel/s | 19.20 GTexel/s |
| FP32 (float)Different | 1,488.0 GFLOPS | 768.0 GFLOPS |
Board Design
| Feature | AMD Radeon HD 6850 | AMD Radeon HD 6670 |
|---|---|---|
| Slot WidthDifferent | Dual-slot | Single-slot |
| LengthDifferent | 198 mm7.8 inches | 168 mm6.6 inches |
| TDPDifferent | 127 W | 66 W |
| Suggested PSUDifferent | 300 W | 250 W |
| OutputsDifferent | 2x DVI1x HDMI 1.3a2x mini-DisplayPort 1.1 | 1x DVI1x HDMI 1.3a1x VGA |
| Power ConnectorsDifferent | 1x 6-pin | None |
| Board NumberDifferent | 109-C22301-00B | 109-C33437-00 |
Graphics Features
| Feature | AMD Radeon HD 6850 | AMD Radeon HD 6670 |
|---|---|---|
| DirectX | 11.2 (11_0) | 11.2 (11_0) |
| OpenGL | 4.4 | 4.4 |
| OpenCL | 1.2 | 1.2 |
| Vulkan | N/A | N/A |
| Shader Model | 5.0 | 5.0 |
Comparison Summary
7
Specifications Compared
8
Feature Categories
44
Detailed Features
More Comparisons with AMD Radeon HD 6850
Compare AMD Radeon HD 6850 with other GPUs of similar performance
AMD Radeon HD 6850 vs GeForce GTX 470
GeForce GTX 470 Performance116%
GeForce GTX 470 is 16% faster than AMD Radeon HD 6850
Compare Detailed Specs
AMD Radeon HD 6850 vs GeForce GTX 650 Ti
GeForce GTX 650 Ti Performance111%
GeForce GTX 650 Ti is 11% faster than AMD Radeon HD 6850
Compare Detailed Specs
AMD Radeon HD 6850 vs Radeon HD 5850
Radeon HD 5850 Performance109%
Radeon HD 5850 is 9% faster than AMD Radeon HD 6850
Compare Detailed Specs
AMD Radeon HD 6850 vs GeForce GTX 285
GeForce GTX 285 Performance102%
GeForce GTX 285 is 2% faster than AMD Radeon HD 6850
Compare Detailed Specs
AMD Radeon HD 6850 vs Radeon HD 6850
Radeon HD 6850 Performance100%
Radeon HD 6850 is 0% slower than AMD Radeon HD 6850
Compare Detailed Specs
AMD Radeon HD 6850 vs GeForce GTX 280
GeForce GTX 280 Performance94%
GeForce GTX 280 is 6% slower than AMD Radeon HD 6850
Compare Detailed Specs
More Comparisons with AMD Radeon HD 6670
Compare AMD Radeon HD 6670 with other GPUs of similar performance
AMD Radeon HD 6670 vs GeForce GTS 250
GeForce GTS 250 Performance119%
GeForce GTS 250 is 19% faster than AMD Radeon HD 6670
Compare Detailed Specs
AMD Radeon HD 6670 vs Radeon HD 4850
Radeon HD 4850 Performance116%
Radeon HD 4850 is 16% faster than AMD Radeon HD 6670
Compare Detailed Specs
AMD Radeon HD 6670 vs Radeon HD 4770
Radeon HD 4770 Performance110%
Radeon HD 4770 is 10% faster than AMD Radeon HD 6670
Compare Detailed Specs
AMD Radeon HD 6670 vs Radeon HD 4830
Radeon HD 4830 Performance103%
Radeon HD 4830 is 3% faster than AMD Radeon HD 6670
Compare Detailed Specs
AMD Radeon HD 6670 vs Radeon HD 6670
Radeon HD 6670 Performance100%
Radeon HD 6670 is 0% slower than AMD Radeon HD 6670
Compare Detailed Specs
AMD Radeon HD 6670 vs GeForce 9800 GT
GeForce 9800 GT Performance96%
GeForce 9800 GT is 4% slower than AMD Radeon HD 6670
Compare Detailed Specs