GPU Comparison
Side-by-side comparison of specifications and performance
Performance Comparison
AMD Radeon HD 6850
56%
56%
AMD Radeon R9 270X
178%
178%
AMD Radeon R9 270X is approximately 122% faster
Technical Specifications
| Specification | AMD Radeon HD 6850 | AMD Radeon R9 270X |
|---|---|---|
| Graphics ProcessorDifferent | Barts | Curacao |
| CoresDifferent | 960 | 1280 |
| TMUsDifferent | 48 | 80 |
| ROPs | 32 | 32 |
| Memory SizeDifferent | 1024 MB | 2 GB |
| Memory Type | GDDR5 | GDDR5 |
| Bus Width | 256 bit | 256 bit |
Graphics Processor
| Feature | AMD Radeon HD 6850 | AMD Radeon R9 270X |
|---|---|---|
| GPU NameDifferent | Barts | Curacao |
| GPU VariantDifferent | Barts PRO(215-0798006) | Curacao XT(215-0848004) |
| ArchitectureDifferent | TeraScale 2 | GCN 1.0 |
| Foundry | TSMC | TSMC |
| Process SizeDifferent | 40 nm | 28 nm |
| TransistorsDifferent | 1,700 million | 2,800 million |
| DensityDifferent | 6.7M / mm² | 13.2M / mm² |
| Die SizeDifferent | 255 mm² | 212 mm² |
| Chip PackageDifferent | HFCBGA-1737 | FCBGA-1737 |
Graphics Card
| Feature | AMD Radeon HD 6850 | AMD Radeon R9 270X |
|---|---|---|
| Release DateDifferent | Oct 21st, 2010 | Oct 8th, 2013 |
| GenerationDifferent | Northern Islands(HD 6800) | Volcanic Islands(R9 200) |
| PredecessorDifferent | Evergreen | Sea Islands |
| SuccessorDifferent | Southern Islands | Pirate Islands |
| Production | End-of-life | End-of-life |
| Launch PriceDifferent | 179 USD | 199 USD |
| Bus InterfaceDifferent | PCIe 2.0 x16 | PCIe 3.0 x16 |
| ReviewsDifferent | 105 in our database | 90 in our database |
Clock Speeds
| Feature | AMD Radeon HD 6850 | AMD Radeon R9 270X |
|---|---|---|
| GPU ClockDifferent | 775 MHz | N/A |
| Memory ClockDifferent | 1000 MHz4 Gbps effective | 1400 MHz5.6 Gbps effective |
| Base ClockDifferent | N/A | 1000 MHz |
| Boost ClockDifferent | N/A | 1050 MHz |
Memory
| Feature | AMD Radeon HD 6850 | AMD Radeon R9 270X |
|---|---|---|
| Memory SizeDifferent | 1024 MB | 2 GB |
| Memory Type | GDDR5 | GDDR5 |
| Memory Bus | 256 bit | 256 bit |
| BandwidthDifferent | 128.0 GB/s | 179.2 GB/s |
Render Config
| Feature | AMD Radeon HD 6850 | AMD Radeon R9 270X |
|---|---|---|
| Shading UnitsDifferent | 960 | 1280 |
| TMUsDifferent | 48 | 80 |
| ROPs | 32 | 32 |
| Compute UnitsDifferent | 12 | 20 |
| L1 CacheDifferent | 8 KB (per CU) | 16 KB (per CU) |
| L2 Cache | 512 KB | 512 KB |
Theoretical Performance
| Feature | AMD Radeon HD 6850 | AMD Radeon R9 270X |
|---|---|---|
| Pixel RateDifferent | 24.80 GPixel/s | 33.60 GPixel/s |
| Texture RateDifferent | 37.20 GTexel/s | 84.00 GTexel/s |
| FP32 (float)Different | 1,488.0 GFLOPS | 2.688 TFLOPS |
| FP64 (double)Different | N/A | 168.0 GFLOPS (1:16) |
Board Design
| Feature | AMD Radeon HD 6850 | AMD Radeon R9 270X |
|---|---|---|
| Slot Width | Dual-slot | Dual-slot |
| LengthDifferent | 198 mm7.8 inches | 241 mm9.5 inches |
| TDPDifferent | 127 W | 180 W |
| Suggested PSUDifferent | 300 W | 450 W |
| OutputsDifferent | 2x DVI1x HDMI 1.3a2x mini-DisplayPort 1.1 | 2x DVI1x HDMI 1.4a1x DisplayPort 1.2 |
| Power ConnectorsDifferent | 1x 6-pin | 2x 6-pin |
| Board NumberDifferent | 109-C22301-00B | C631, 109-C63257-00A_02, 109-C63257-12_02 |
| HeightDifferent | N/A | 109 mm4.3 inches |
| WidthDifferent | N/A | 36 mm1.4 inches |
Graphics Features
| Feature | AMD Radeon HD 6850 | AMD Radeon R9 270X |
|---|---|---|
| DirectXDifferent | 11.2 (11_0) | 12 (11_1) |
| OpenGLDifferent | 4.4 | 4.6 |
| OpenCLDifferent | 1.2 | 2.1 (1.2) |
| VulkanDifferent | N/A | 1.2.170 |
| Shader ModelDifferent | 5.0 | 6.5 (5.1) |
Comparison Summary
7
Specifications Compared
8
Feature Categories
49
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
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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
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AMD Radeon HD 6850 vs Radeon HD 5850
Radeon HD 5850 Performance109%
Radeon HD 5850 is 9% faster than AMD Radeon HD 6850
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AMD Radeon HD 6850 vs GeForce GTX 285
GeForce GTX 285 Performance102%
GeForce GTX 285 is 2% faster than AMD Radeon HD 6850
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AMD Radeon HD 6850 vs Radeon HD 6850
Radeon HD 6850 Performance100%
Radeon HD 6850 is 0% slower than AMD Radeon HD 6850
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AMD Radeon HD 6850 vs GeForce GTX 280
GeForce GTX 280 Performance94%
GeForce GTX 280 is 6% slower than AMD Radeon HD 6850
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More Comparisons with AMD Radeon R9 270X
Compare AMD Radeon R9 270X with other GPUs of similar performance
AMD Radeon R9 270X vs GeForce GTX 960
GeForce GTX 960 Performance119%
GeForce GTX 960 is 19% faster than AMD Radeon R9 270X
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AMD Radeon R9 270X vs GeForce GTX 670
GeForce GTX 670 Performance116%
GeForce GTX 670 is 16% faster than AMD Radeon R9 270X
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AMD Radeon R9 270X vs Radeon HD 5970
Radeon HD 5970 Performance105%
Radeon HD 5970 is 5% faster than AMD Radeon R9 270X
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AMD Radeon R9 270X vs GeForce GTX 1630
GeForce GTX 1630 Performance105%
GeForce GTX 1630 is 5% faster than AMD Radeon R9 270X
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AMD Radeon R9 270X vs GeForce GTX 1050
GeForce GTX 1050 Performance103%
GeForce GTX 1050 is 3% faster than AMD Radeon R9 270X
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AMD Radeon R9 270X vs GeForce GTX 760
GeForce GTX 760 Performance102%
GeForce GTX 760 is 2% faster than AMD Radeon R9 270X
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