GPU Comparison
Side-by-side comparison of specifications and performance
Performance Comparison
AMD Radeon HD 6790
63%
63%
AMD Radeon HD 6950
159%
159%
AMD Radeon HD 6950 is approximately 96% faster
Technical Specifications
| Specification | AMD Radeon HD 6790 | AMD Radeon HD 6950 |
|---|---|---|
| Graphics ProcessorDifferent | Barts | Cayman |
| CoresDifferent | 800 | 1408 |
| TMUsDifferent | 40 | 88 |
| ROPsDifferent | 16 | 32 |
| Memory SizeDifferent | 1024 MB | 2 GB |
| Memory Type | GDDR5 | GDDR5 |
| Bus Width | 256 bit | 256 bit |
Graphics Processor
| Feature | AMD Radeon HD 6790 | AMD Radeon HD 6950 |
|---|---|---|
| GPU NameDifferent | Barts | Cayman |
| GPU VariantDifferent | Barts LE(215-0798002) | Cayman PRO(215-0807019) |
| ArchitectureDifferent | TeraScale 2 | TeraScale 3 |
| Foundry | TSMC | TSMC |
| Process Size | 40 nm | 40 nm |
| TransistorsDifferent | 1,700 million | 2,640 million |
| DensityDifferent | 6.7M / mm² | 6.8M / mm² |
| Die SizeDifferent | 255 mm² | 389 mm² |
| Chip PackageDifferent | HFCBGA-1737 | N/A |
Graphics Card
| Feature | AMD Radeon HD 6790 | AMD Radeon HD 6950 |
|---|---|---|
| Release DateDifferent | Apr 4th, 2011 | Dec 14th, 2010 |
| GenerationDifferent | Northern Islands(HD 6700) | Northern Islands(HD 6900) |
| Predecessor | Evergreen | Evergreen |
| Successor | Southern Islands | Southern Islands |
| Production | End-of-life | End-of-life |
| Launch PriceDifferent | 149 USD | 299 USD |
| Bus Interface | PCIe 2.0 x16 | PCIe 2.0 x16 |
| ReviewsDifferent | 37 in our database | 111 in our database |
Clock Speeds
| Feature | AMD Radeon HD 6790 | AMD Radeon HD 6950 |
|---|---|---|
| GPU ClockDifferent | 840 MHz | 800 MHz |
| Memory ClockDifferent | 1050 MHz4.2 Gbps effective | 1250 MHz5 Gbps effective |
Memory
| Feature | AMD Radeon HD 6790 | AMD Radeon HD 6950 |
|---|---|---|
| Memory SizeDifferent | 1024 MB | 2 GB |
| Memory Type | GDDR5 | GDDR5 |
| Memory Bus | 256 bit | 256 bit |
| BandwidthDifferent | 134.4 GB/s | 160.0 GB/s |
Render Config
| Feature | AMD Radeon HD 6790 | AMD Radeon HD 6950 |
|---|---|---|
| Shading UnitsDifferent | 800 | 1408 |
| TMUsDifferent | 40 | 88 |
| ROPsDifferent | 16 | 32 |
| Compute UnitsDifferent | 10 | 22 |
| L1 Cache | 8 KB (per CU) | 8 KB (per CU) |
| L2 Cache | 512 KB | 512 KB |
Theoretical Performance
| Feature | AMD Radeon HD 6790 | AMD Radeon HD 6950 |
|---|---|---|
| Pixel RateDifferent | 13.44 GPixel/s | 25.60 GPixel/s |
| Texture RateDifferent | 33.60 GTexel/s | 70.40 GTexel/s |
| FP32 (float)Different | 1,344.0 GFLOPS | 2.253 TFLOPS |
| FP64 (double)Different | N/A | 563.2 GFLOPS (1:4) |
Board Design
| Feature | AMD Radeon HD 6790 | AMD Radeon HD 6950 |
|---|---|---|
| Slot Width | Dual-slot | Dual-slot |
| LengthDifferent | 198 mm7.8 inches | 286 mm11.3 inches |
| TDPDifferent | 150 W | 200 W |
| Suggested PSUDifferent | 450 W | 550 W |
| OutputsDifferent | 2x DVI1x HDMI 1.3a1x DisplayPort 1.1 | 2x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2 |
| Power Connectors | 2x 6-pin | 2x 6-pin |
| Board NumberDifferent | C220, 109-C22237-00 | 109-C21647-00 |
| HeightDifferent | N/A | 126 mm5 inches |
| WidthDifferent | N/A | 42 mm1.7 inches |
Graphics Features
| Feature | AMD Radeon HD 6790 | AMD Radeon HD 6950 |
|---|---|---|
| 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 6790
Compare AMD Radeon HD 6790 with other GPUs of similar performance
AMD Radeon HD 6790 vs GeForce GTX 285
GeForce GTX 285 Performance119%
GeForce GTX 285 is 19% faster than AMD Radeon HD 6790
Compare Detailed Specs
AMD Radeon HD 6790 vs Radeon HD 6850
Radeon HD 6850 Performance116%
Radeon HD 6850 is 16% faster than AMD Radeon HD 6790
Compare Detailed Specs
AMD Radeon HD 6790 vs GeForce GTX 280
GeForce GTX 280 Performance109%
GeForce GTX 280 is 9% faster than AMD Radeon HD 6790
Compare Detailed Specs
AMD Radeon HD 6790 vs Radeon HD 7770 GHz Edition
Radeon HD 7770 GHz Edition Performance109%
Radeon HD 7770 GHz Edition is 9% faster than AMD Radeon HD 6790
Compare Detailed Specs
AMD Radeon HD 6790 vs GeForce GTX 275
GeForce GTX 275 Performance108%
GeForce GTX 275 is 8% faster than AMD Radeon HD 6790
Compare Detailed Specs
AMD Radeon HD 6790 vs GeForce GTX 460
GeForce GTX 460 Performance106%
GeForce GTX 460 is 6% faster than AMD Radeon HD 6790
Compare Detailed Specs
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
Compare Detailed Specs
AMD Radeon HD 6950 vs GeForce GTX 660
GeForce GTX 660 Performance117%
GeForce GTX 660 is 17% faster than AMD Radeon HD 6950
Compare Detailed Specs
AMD Radeon HD 6950 vs Radeon R7 370
Radeon R7 370 Performance116%
Radeon R7 370 is 16% faster than AMD Radeon HD 6950
Compare Detailed Specs
AMD Radeon HD 6950 vs Radeon HD 6970
Radeon HD 6970 Performance112%
Radeon HD 6970 is 12% faster than AMD Radeon HD 6950
Compare Detailed Specs
AMD Radeon HD 6950 vs GeForce GTX 480
GeForce GTX 480 Performance107%
GeForce GTX 480 is 7% faster than AMD Radeon HD 6950
Compare Detailed Specs