GPU Comparison
Side-by-side comparison of specifications and performance
Performance Comparison
AMD Radeon HD 6790
118%
118%
AMD Radeon HD 7750
85%
85%
AMD Radeon HD 6790 is approximately 33% faster
Technical Specifications
| Specification | AMD Radeon HD 6790 | AMD Radeon HD 7750 |
|---|---|---|
| Graphics ProcessorDifferent | Barts | Cape Verde |
| CoresDifferent | 800 | 512 |
| TMUsDifferent | 40 | 32 |
| ROPs | 16 | 16 |
| Memory Size | 1024 MB | 1024 MB |
| Memory Type | GDDR5 | GDDR5 |
| Bus WidthDifferent | 256 bit | 128 bit |
Graphics Processor
| Feature | AMD Radeon HD 6790 | AMD Radeon HD 7750 |
|---|---|---|
| GPU NameDifferent | Barts | Cape Verde |
| GPU VariantDifferent | Barts LE(215-0798002) | Cape Verde PRO(215-0825156) |
| ArchitectureDifferent | TeraScale 2 | GCN 1.0 |
| Foundry | TSMC | TSMC |
| Process SizeDifferent | 40 nm | 28 nm |
| TransistorsDifferent | 1,700 million | 1,500 million |
| DensityDifferent | 6.7M / mm² | 12.2M / mm² |
| Die SizeDifferent | 255 mm² | 123 mm² |
| Chip PackageDifferent | HFCBGA-1737 | FCBGA-962 |
Graphics Card
| Feature | AMD Radeon HD 6790 | AMD Radeon HD 7750 |
|---|---|---|
| Release DateDifferent | Apr 4th, 2011 | Feb 15th, 2012 |
| GenerationDifferent | Northern Islands(HD 6700) | Southern Islands(HD 7700) |
| PredecessorDifferent | Evergreen | Northern Islands |
| SuccessorDifferent | Southern Islands | Sea Islands |
| Production | End-of-life | End-of-life |
| Launch PriceDifferent | 149 USD | 109 USD |
| Bus InterfaceDifferent | PCIe 2.0 x16 | PCIe 3.0 x16 |
| ReviewsDifferent | 37 in our database | 61 in our database |
Clock Speeds
| Feature | AMD Radeon HD 6790 | AMD Radeon HD 7750 |
|---|---|---|
| GPU ClockDifferent | 840 MHz | 800 MHz |
| Memory ClockDifferent | 1050 MHz4.2 Gbps effective | 1125 MHz4.5 Gbps effective |
Memory
| Feature | AMD Radeon HD 6790 | AMD Radeon HD 7750 |
|---|---|---|
| Memory Size | 1024 MB | 1024 MB |
| Memory Type | GDDR5 | GDDR5 |
| Memory BusDifferent | 256 bit | 128 bit |
| BandwidthDifferent | 134.4 GB/s | 72.00 GB/s |
Render Config
| Feature | AMD Radeon HD 6790 | AMD Radeon HD 7750 |
|---|---|---|
| Shading UnitsDifferent | 800 | 512 |
| TMUsDifferent | 40 | 32 |
| ROPs | 16 | 16 |
| Compute UnitsDifferent | 10 | 8 |
| L1 CacheDifferent | 8 KB (per CU) | 16 KB (per CU) |
| L2 CacheDifferent | 512 KB | 256 KB |
Theoretical Performance
| Feature | AMD Radeon HD 6790 | AMD Radeon HD 7750 |
|---|---|---|
| Pixel RateDifferent | 13.44 GPixel/s | 12.80 GPixel/s |
| Texture RateDifferent | 33.60 GTexel/s | 25.60 GTexel/s |
| FP32 (float)Different | 1,344.0 GFLOPS | 819.2 GFLOPS |
| FP64 (double)Different | N/A | 51.20 GFLOPS (1:16) |
Board Design
| Feature | AMD Radeon HD 6790 | AMD Radeon HD 7750 |
|---|---|---|
| Slot WidthDifferent | Dual-slot | Single-slot |
| LengthDifferent | 198 mm7.8 inches | 168 mm6.6 inches |
| TDPDifferent | 150 W | 55 W |
| Suggested PSUDifferent | 450 W | 250 W |
| OutputsDifferent | 2x DVI1x HDMI 1.3a1x DisplayPort 1.1 | 1x DVI1x HDMI 1.4a1x DisplayPort 1.2 |
| Power ConnectorsDifferent | 2x 6-pin | None |
| Board NumberDifferent | C220, 109-C22237-00 | C441, 109-C44537-00B |
Graphics Features
| Feature | AMD Radeon HD 6790 | AMD Radeon HD 7750 |
|---|---|---|
| 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
45
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
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More Comparisons with AMD Radeon HD 7750
Compare AMD Radeon HD 7750 with other GPUs of similar performance
AMD Radeon HD 7750 vs Radeon HD 4890
Radeon HD 4890 Performance120%
Radeon HD 4890 is 20% faster than AMD Radeon HD 7750
Compare Detailed Specs
AMD Radeon HD 7750 vs Radeon HD 6790
Radeon HD 6790 Performance118%
Radeon HD 6790 is 18% faster than AMD Radeon HD 7750
Compare Detailed Specs
AMD Radeon HD 7750 vs Radeon HD 5830
Radeon HD 5830 Performance112%
Radeon HD 5830 is 12% faster than AMD Radeon HD 7750
Compare Detailed Specs
AMD Radeon HD 7750 vs GeForce GTX 650
GeForce GTX 650 Performance106%
GeForce GTX 650 is 6% faster than AMD Radeon HD 7750
Compare Detailed Specs
AMD Radeon HD 7750 vs GeForce GTX 550 Ti
GeForce GTX 550 Ti Performance105%
GeForce GTX 550 Ti is 5% faster than AMD Radeon HD 7750
Compare Detailed Specs
AMD Radeon HD 7750 vs Radeon HD 4870
Radeon HD 4870 Performance104%
Radeon HD 4870 is 4% faster than AMD Radeon HD 7750
Compare Detailed Specs