GPU Comparison
Side-by-side comparison of specifications and performance
Performance Comparison
ATI Radeon HD 4670
39%
39%
AMD Radeon HD 6790
258%
258%
AMD Radeon HD 6790 is approximately 219% faster
Technical Specifications
| Specification | ATI Radeon HD 4670 | AMD Radeon HD 6790 |
|---|---|---|
| Graphics ProcessorDifferent | RV730 | Barts |
| CoresDifferent | 320 | 800 |
| TMUsDifferent | 32 | 40 |
| ROPsDifferent | 8 | 16 |
| Memory SizeDifferent | 512 MB | 1024 MB |
| Memory TypeDifferent | GDDR3 | GDDR5 |
| Bus WidthDifferent | 128 bit | 256 bit |
Graphics Processor
| Feature | ATI Radeon HD 4670 | AMD Radeon HD 6790 |
|---|---|---|
| GPU NameDifferent | RV730 | Barts |
| GPU VariantDifferent | RV730 XT(215-0719047) | Barts LE(215-0798002) |
| ArchitectureDifferent | TeraScale | TeraScale 2 |
| Foundry | TSMC | TSMC |
| Process SizeDifferent | 55 nm | 40 nm |
| TransistorsDifferent | 514 million | 1,700 million |
| DensityDifferent | 3.5M / mm² | 6.7M / mm² |
| Die SizeDifferent | 146 mm² | 255 mm² |
| Chip PackageDifferent | FCBGA-880 | HFCBGA-1737 |
Graphics Card
| Feature | ATI Radeon HD 4670 | AMD Radeon HD 6790 |
|---|---|---|
| Release DateDifferent | Sep 10th, 2008 | Apr 4th, 2011 |
| GenerationDifferent | Radeon R700(HD 4600) | Northern Islands(HD 6700) |
| PredecessorDifferent | Radeon R600 | Evergreen |
| SuccessorDifferent | Evergreen | Southern Islands |
| Production | End-of-life | End-of-life |
| Launch PriceDifferent | 67 USD | 149 USD |
| Bus Interface | PCIe 2.0 x16 | PCIe 2.0 x16 |
| ReviewsDifferent | 49 in our database | 37 in our database |
Clock Speeds
| Feature | ATI Radeon HD 4670 | AMD Radeon HD 6790 |
|---|---|---|
| GPU ClockDifferent | 750 MHz | 840 MHz |
| Memory ClockDifferent | 1000 MHz2 Gbps effective | 1050 MHz4.2 Gbps effective |
Memory
| Feature | ATI Radeon HD 4670 | AMD Radeon HD 6790 |
|---|---|---|
| Memory SizeDifferent | 512 MB | 1024 MB |
| Memory TypeDifferent | GDDR3 | GDDR5 |
| Memory BusDifferent | 128 bit | 256 bit |
| BandwidthDifferent | 32.00 GB/s | 134.4 GB/s |
Render Config
| Feature | ATI Radeon HD 4670 | AMD Radeon HD 6790 |
|---|---|---|
| Shading UnitsDifferent | 320 | 800 |
| TMUsDifferent | 32 | 40 |
| ROPsDifferent | 8 | 16 |
| Compute UnitsDifferent | 4 | 10 |
| L1 CacheDifferent | 16 KB (per CU) | 8 KB (per CU) |
| L2 CacheDifferent | 128 KB | 512 KB |
Theoretical Performance
| Feature | ATI Radeon HD 4670 | AMD Radeon HD 6790 |
|---|---|---|
| Pixel RateDifferent | 6.000 GPixel/s | 13.44 GPixel/s |
| Texture RateDifferent | 24.00 GTexel/s | 33.60 GTexel/s |
| FP32 (float)Different | 480.0 GFLOPS | 1,344.0 GFLOPS |
Board Design
| Feature | ATI Radeon HD 4670 | AMD Radeon HD 6790 |
|---|---|---|
| Slot WidthDifferent | Single-slot | Dual-slot |
| LengthDifferent | 193 mm7.6 inches | 198 mm7.8 inches |
| TDPDifferent | 59 W | 150 W |
| Suggested PSUDifferent | 250 W | 450 W |
| OutputsDifferent | 2x DVI1x S-Video | 2x DVI1x HDMI 1.3a1x DisplayPort 1.1 |
| Power ConnectorsDifferent | None | 2x 6-pin |
| Board NumberDifferent | B666, 109-B70931-10 | C220, 109-C22237-00 |
Graphics Features
| Feature | ATI Radeon HD 4670 | AMD Radeon HD 6790 |
|---|---|---|
| DirectXDifferent | 10.1 (10_1) | 11.2 (11_0) |
| OpenGLDifferent | 3.3 | 4.4 |
| OpenCLDifferent | 1.1 | 1.2 |
| Vulkan | N/A | N/A |
| Shader ModelDifferent | 4.1 | 5.0 |
Comparison Summary
7
Specifications Compared
8
Feature Categories
44
Detailed Features
More Comparisons with ATI Radeon HD 4670
Compare ATI Radeon HD 4670 with other GPUs of similar performance
ATI Radeon HD 4670 vs GeForce GT 240
GeForce GT 240 Performance108%
GeForce GT 240 is 8% faster than ATI Radeon HD 4670
Compare Detailed Specs
ATI Radeon HD 4670 vs GeForce GT 440
GeForce GT 440 Performance105%
GeForce GT 440 is 5% faster than ATI Radeon HD 4670
Compare Detailed Specs
ATI Radeon HD 4670 vs Radeon HD 4670
Radeon HD 4670 Performance100%
Radeon HD 4670 is 0% slower than ATI Radeon HD 4670
Compare Detailed Specs
ATI Radeon HD 4670 vs Radeon HD 5570
Radeon HD 5570 Performance92%
Radeon HD 5570 is 8% slower than ATI Radeon HD 4670
Compare Detailed Specs
ATI Radeon HD 4670 vs GeForce GT 430
GeForce GT 430 Performance91%
GeForce GT 430 is 9% slower than ATI Radeon HD 4670
Compare Detailed Specs
ATI Radeon HD 4670 vs Radeon HD 4670
Radeon HD 4670 Performance100%
Radeon HD 4670 is 0% slower than ATI Radeon HD 4670
Compare Detailed Specs
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