GPU Comparison
Side-by-side comparison of specifications and performance
Performance Comparison
AMD Radeon HD 6950
136%
136%
AMD Radeon HD 6850
73%
73%
AMD Radeon HD 6950 is approximately 63% faster
Technical Specifications
| Specification | AMD Radeon HD 6950 | AMD Radeon HD 6850 |
|---|---|---|
| Graphics ProcessorDifferent | Cayman | Barts |
| CoresDifferent | 1408 | 960 |
| TMUsDifferent | 88 | 48 |
| ROPs | 32 | 32 |
| Memory SizeDifferent | 2 GB | 1024 MB |
| Memory Type | GDDR5 | GDDR5 |
| Bus Width | 256 bit | 256 bit |
Graphics Processor
| Feature | AMD Radeon HD 6950 | AMD Radeon HD 6850 |
|---|---|---|
| GPU NameDifferent | Cayman | Barts |
| GPU VariantDifferent | Cayman PRO(215-0807019) | Barts PRO(215-0798006) |
| ArchitectureDifferent | TeraScale 3 | TeraScale 2 |
| Foundry | TSMC | TSMC |
| Process Size | 40 nm | 40 nm |
| TransistorsDifferent | 2,640 million | 1,700 million |
| DensityDifferent | 6.8M / mm² | 6.7M / mm² |
| Die SizeDifferent | 389 mm² | 255 mm² |
| Chip PackageDifferent | N/A | HFCBGA-1737 |
Graphics Card
| Feature | AMD Radeon HD 6950 | AMD Radeon HD 6850 |
|---|---|---|
| Release DateDifferent | Dec 14th, 2010 | Oct 21st, 2010 |
| GenerationDifferent | Northern Islands(HD 6900) | Northern Islands(HD 6800) |
| Predecessor | Evergreen | Evergreen |
| Successor | Southern Islands | Southern Islands |
| Production | End-of-life | End-of-life |
| Launch PriceDifferent | 299 USD | 179 USD |
| Bus Interface | PCIe 2.0 x16 | PCIe 2.0 x16 |
| ReviewsDifferent | 111 in our database | 105 in our database |
Clock Speeds
| Feature | AMD Radeon HD 6950 | AMD Radeon HD 6850 |
|---|---|---|
| GPU ClockDifferent | 800 MHz | 775 MHz |
| Memory ClockDifferent | 1250 MHz5 Gbps effective | 1000 MHz4 Gbps effective |
Memory
| Feature | AMD Radeon HD 6950 | AMD Radeon HD 6850 |
|---|---|---|
| Memory SizeDifferent | 2 GB | 1024 MB |
| Memory Type | GDDR5 | GDDR5 |
| Memory Bus | 256 bit | 256 bit |
| BandwidthDifferent | 160.0 GB/s | 128.0 GB/s |
Render Config
| Feature | AMD Radeon HD 6950 | AMD Radeon HD 6850 |
|---|---|---|
| Shading UnitsDifferent | 1408 | 960 |
| TMUsDifferent | 88 | 48 |
| ROPs | 32 | 32 |
| Compute UnitsDifferent | 22 | 12 |
| L1 Cache | 8 KB (per CU) | 8 KB (per CU) |
| L2 Cache | 512 KB | 512 KB |
Theoretical Performance
| Feature | AMD Radeon HD 6950 | AMD Radeon HD 6850 |
|---|---|---|
| Pixel RateDifferent | 25.60 GPixel/s | 24.80 GPixel/s |
| Texture RateDifferent | 70.40 GTexel/s | 37.20 GTexel/s |
| FP32 (float)Different | 2.253 TFLOPS | 1,488.0 GFLOPS |
| FP64 (double)Different | 563.2 GFLOPS (1:4) | N/A |
Board Design
| Feature | AMD Radeon HD 6950 | AMD Radeon HD 6850 |
|---|---|---|
| Slot Width | Dual-slot | Dual-slot |
| LengthDifferent | 286 mm11.3 inches | 198 mm7.8 inches |
| HeightDifferent | 126 mm5 inches | N/A |
| WidthDifferent | 42 mm1.7 inches | N/A |
| TDPDifferent | 200 W | 127 W |
| Suggested PSUDifferent | 550 W | 300 W |
| OutputsDifferent | 2x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2 | 2x DVI1x HDMI 1.3a2x mini-DisplayPort 1.1 |
| Power ConnectorsDifferent | 2x 6-pin | 1x 6-pin |
| Board NumberDifferent | 109-C21647-00 | 109-C22301-00B |
Graphics Features
| Feature | AMD Radeon HD 6950 | AMD Radeon HD 6850 |
|---|---|---|
| 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
47
Detailed Features
More Comparisons with AMD Radeon HD 6950
Compare AMD Radeon HD 6950 with other GPUs of similar performance
AMD Radeon HD 6950 vs Radeon RX 560
Radeon RX 560 Performance119%
Radeon RX 560 is 19% faster than AMD Radeon HD 6950
Compare Detailed Specs
AMD Radeon HD 6950 vs GeForce GTX 570
GeForce GTX 570 Performance117%
GeForce GTX 570 is 17% faster than AMD Radeon HD 6950
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AMD Radeon HD 6950 vs GeForce GTX 660
GeForce GTX 660 Performance117%
GeForce GTX 660 is 17% faster than AMD Radeon HD 6950
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AMD Radeon HD 6950 vs Radeon R7 370
Radeon R7 370 Performance116%
Radeon R7 370 is 16% faster than AMD Radeon HD 6950
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AMD Radeon HD 6950 vs Radeon HD 6970
Radeon HD 6970 Performance112%
Radeon HD 6970 is 12% faster than AMD Radeon HD 6950
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AMD Radeon HD 6950 vs GeForce GTX 480
GeForce GTX 480 Performance107%
GeForce GTX 480 is 7% faster than AMD Radeon HD 6950
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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
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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
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
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