GPU Comparison
Side-by-side comparison of specifications and performance
Performance Comparison
ATI Radeon HD 5450
18%
18%
AMD Radeon HD 6790
569%
569%
AMD Radeon HD 6790 is approximately 551% faster
Technical Specifications
| Specification | ATI Radeon HD 5450 | AMD Radeon HD 6790 |
|---|---|---|
| Graphics ProcessorDifferent | Cedar | Barts |
| CoresDifferent | 80 | 800 |
| TMUsDifferent | 8 | 40 |
| ROPsDifferent | 4 | 16 |
| Memory SizeDifferent | 512 MB | 1024 MB |
| Memory TypeDifferent | DDR2 | GDDR5 |
| Bus WidthDifferent | 64 bit | 256 bit |
Graphics Processor
| Feature | ATI Radeon HD 5450 | AMD Radeon HD 6790 |
|---|---|---|
| GPU NameDifferent | Cedar | Barts |
| GPU VariantDifferent | Cedar PRO(215-0767003) | Barts LE(215-0798002) |
| Architecture | TeraScale 2 | TeraScale 2 |
| Foundry | TSMC | TSMC |
| Process Size | 40 nm | 40 nm |
| TransistorsDifferent | 292 million | 1,700 million |
| DensityDifferent | 4.9M / mm² | 6.7M / mm² |
| Die SizeDifferent | 59 mm² | 255 mm² |
| Chip PackageDifferent | FCBGA-631 | HFCBGA-1737 |
Graphics Card
| Feature | ATI Radeon HD 5450 | AMD Radeon HD 6790 |
|---|---|---|
| Release DateDifferent | Feb 4th, 2010 | Apr 4th, 2011 |
| GenerationDifferent | Evergreen(HD 5400) | Northern Islands(HD 6700) |
| PredecessorDifferent | Radeon R700 | Evergreen |
| SuccessorDifferent | Northern Islands | Southern Islands |
| Production | End-of-life | End-of-life |
| Bus Interface | PCIe 2.0 x16 | PCIe 2.0 x16 |
| ReviewsDifferent | 34 in our database | 37 in our database |
| Launch PriceDifferent | N/A | 149 USD |
Clock Speeds
| Feature | ATI Radeon HD 5450 | AMD Radeon HD 6790 |
|---|---|---|
| GPU ClockDifferent | 650 MHz | 840 MHz |
| Memory ClockDifferent | 400 MHz800 Mbps effective | 1050 MHz4.2 Gbps effective |
Memory
| Feature | ATI Radeon HD 5450 | AMD Radeon HD 6790 |
|---|---|---|
| Memory SizeDifferent | 512 MB | 1024 MB |
| Memory TypeDifferent | DDR2 | GDDR5 |
| Memory BusDifferent | 64 bit | 256 bit |
| BandwidthDifferent | 6.400 GB/s | 134.4 GB/s |
Render Config
| Feature | ATI Radeon HD 5450 | AMD Radeon HD 6790 |
|---|---|---|
| Shading UnitsDifferent | 80 | 800 |
| TMUsDifferent | 8 | 40 |
| ROPsDifferent | 4 | 16 |
| Compute UnitsDifferent | 2 | 10 |
| L1 Cache | 8 KB (per CU) | 8 KB (per CU) |
| L2 CacheDifferent | 128 KB | 512 KB |
Theoretical Performance
| Feature | ATI Radeon HD 5450 | AMD Radeon HD 6790 |
|---|---|---|
| Pixel RateDifferent | 2.600 GPixel/s | 13.44 GPixel/s |
| Texture RateDifferent | 5.200 GTexel/s | 33.60 GTexel/s |
| FP32 (float)Different | 104.0 GFLOPS | 1,344.0 GFLOPS |
Board Design
| Feature | ATI Radeon HD 5450 | AMD Radeon HD 6790 |
|---|---|---|
| Slot WidthDifferent | Single-slot | Dual-slot |
| LengthDifferent | 170 mm6.7 inches | 198 mm7.8 inches |
| TDPDifferent | 19 W | 150 W |
| Suggested PSUDifferent | 200 W | 450 W |
| OutputsDifferent | 1x DVI1x HDMI 1.3a1x VGA | 2x DVI1x HDMI 1.3a1x DisplayPort 1.1 |
| Power ConnectorsDifferent | None | 2x 6-pin |
| Board NumberDifferent | B750, B982, C026, C027, C028, C070, C093, C096, C267 | C220, 109-C22237-00 |
Graphics Features
| Feature | ATI Radeon HD 5450 | AMD Radeon HD 6790 |
|---|---|---|
| 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
44
Detailed Features
More Comparisons with ATI Radeon HD 5450
Compare ATI Radeon HD 5450 with other GPUs of similar performance
ATI Radeon HD 5450 vs Radeon HD 6450
Radeon HD 6450 Performance117%
Radeon HD 6450 is 17% faster than ATI Radeon HD 5450
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ATI Radeon HD 5450 vs Radeon HD 5450
Radeon HD 5450 Performance100%
Radeon HD 5450 is 0% slower than ATI Radeon HD 5450
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ATI Radeon HD 5450 vs Radeon HD 5450
Radeon HD 5450 Performance100%
Radeon HD 5450 is 0% slower than ATI Radeon HD 5450
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ATI Radeon HD 5450 vs Radeon HD 5450
Radeon HD 5450 Performance100%
Radeon HD 5450 is 0% slower than ATI Radeon HD 5450
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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
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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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