GPU Comparison
Side-by-side comparison of specifications and performance
Performance Comparison
ATI Radeon HD 4550
14%
14%
AMD Radeon HD 6790
730%
730%
AMD Radeon HD 6790 is approximately 716% faster
Technical Specifications
| Specification | ATI Radeon HD 4550 | AMD Radeon HD 6790 |
|---|---|---|
| Graphics ProcessorDifferent | RV710 | Barts |
| CoresDifferent | 80 | 800 |
| TMUsDifferent | 8 | 40 |
| ROPsDifferent | 4 | 16 |
| Memory SizeDifferent | 256 MB | 1024 MB |
| Memory TypeDifferent | DDR2 | GDDR5 |
| Bus WidthDifferent | 64 bit | 256 bit |
Graphics Processor
| Feature | ATI Radeon HD 4550 | AMD Radeon HD 6790 |
|---|---|---|
| GPU NameDifferent | RV710 | Barts |
| GPU VariantDifferent | RV710 HD4550(215-0725003) | Barts LE(215-0798002) |
| ArchitectureDifferent | TeraScale | TeraScale 2 |
| Foundry | TSMC | TSMC |
| Process SizeDifferent | 55 nm | 40 nm |
| TransistorsDifferent | 242 million | 1,700 million |
| DensityDifferent | 3.3M / mm² | 6.7M / mm² |
| Die SizeDifferent | 73 mm² | 255 mm² |
| Chip PackageDifferent | FCBGA-631 | HFCBGA-1737 |
Graphics Card
| Feature | ATI Radeon HD 4550 | AMD Radeon HD 6790 |
|---|---|---|
| Release DateDifferent | Sep 30th, 2008 | Apr 4th, 2011 |
| GenerationDifferent | Radeon R700(HD 4500) | Northern Islands(HD 6700) |
| PredecessorDifferent | Radeon R600 | Evergreen |
| SuccessorDifferent | Evergreen | Southern Islands |
| Production | End-of-life | End-of-life |
| Launch PriceDifferent | 59 USD | 149 USD |
| Bus Interface | PCIe 2.0 x16 | PCIe 2.0 x16 |
| ReviewsDifferent | 18 in our database | 37 in our database |
Clock Speeds
| Feature | ATI Radeon HD 4550 | AMD Radeon HD 6790 |
|---|---|---|
| GPU ClockDifferent | 600 MHz | 840 MHz |
| Memory ClockDifferent | 655 MHz1310 Mbps effective | 1050 MHz4.2 Gbps effective |
Memory
| Feature | ATI Radeon HD 4550 | AMD Radeon HD 6790 |
|---|---|---|
| Memory SizeDifferent | 256 MB | 1024 MB |
| Memory TypeDifferent | DDR2 | GDDR5 |
| Memory BusDifferent | 64 bit | 256 bit |
| BandwidthDifferent | 10.48 GB/s | 134.4 GB/s |
Render Config
| Feature | ATI Radeon HD 4550 | AMD Radeon HD 6790 |
|---|---|---|
| Shading UnitsDifferent | 80 | 800 |
| TMUsDifferent | 8 | 40 |
| ROPsDifferent | 4 | 16 |
| Compute UnitsDifferent | 1 | 10 |
| L1 CacheDifferent | 16 KB (per CU) | 8 KB (per CU) |
| L2 CacheDifferent | 64 KB | 512 KB |
Theoretical Performance
| Feature | ATI Radeon HD 4550 | AMD Radeon HD 6790 |
|---|---|---|
| Pixel RateDifferent | 2.400 GPixel/s | 13.44 GPixel/s |
| Texture RateDifferent | 4.800 GTexel/s | 33.60 GTexel/s |
| FP32 (float)Different | 96.00 GFLOPS | 1,344.0 GFLOPS |
Board Design
| Feature | ATI Radeon HD 4550 | AMD Radeon HD 6790 |
|---|---|---|
| Slot WidthDifferent | Single-slot | Dual-slot |
| LengthDifferent | 168 mm6.6 inches | 198 mm7.8 inches |
| TDPDifferent | 25 W | 150 W |
| Suggested PSUDifferent | 200 W | 450 W |
| OutputsDifferent | 1x DVI1x HDMI 1.3a1x DisplayPort 1.0 | 2x DVI1x HDMI 1.3a1x DisplayPort 1.1 |
| Power ConnectorsDifferent | None | 2x 6-pin |
| Board NumberDifferent | AB711, 109-B72531-00C, B889, B890, B947 | C220, 109-C22237-00 |
Graphics Features
| Feature | ATI Radeon HD 4550 | 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 4550
Compare ATI Radeon HD 4550 with other GPUs of similar performance
ATI Radeon HD 4550 vs Radeon HD 4550
Radeon HD 4550 Performance100%
Radeon HD 4550 is 0% slower than ATI Radeon HD 4550
Compare Detailed Specs
ATI Radeon HD 4550 vs GeForce 9400 GT
GeForce 9400 GT Performance81%
GeForce 9400 GT is 19% slower than ATI Radeon HD 4550
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ATI Radeon HD 4550 vs Radeon HD 4550
Radeon HD 4550 Performance100%
Radeon HD 4550 is 0% slower than ATI Radeon HD 4550
Compare Detailed Specs
ATI Radeon HD 4550 vs Radeon HD 4550
Radeon HD 4550 Performance100%
Radeon HD 4550 is 0% slower than ATI Radeon HD 4550
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
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AMD Radeon HD 6790 vs GeForce GTX 280
GeForce GTX 280 Performance109%
GeForce GTX 280 is 9% faster than AMD Radeon HD 6790
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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
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AMD Radeon HD 6790 vs GeForce GTX 275
GeForce GTX 275 Performance108%
GeForce GTX 275 is 8% faster than AMD Radeon HD 6790
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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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