GPU Comparison
Side-by-side comparison of specifications and performance
Performance Comparison
AMD Radeon HD 6450
19%
19%
AMD Radeon HD 7770 GHz Edition
1407%
1407%
AMD Radeon HD 7770 GHz Edition is approximately 1388% faster
Technical Specifications
| Specification | AMD Radeon HD 6450 | AMD Radeon HD 7770 GHz Edition |
|---|---|---|
| Graphics ProcessorDifferent | Caicos | Cape Verde |
| CoresDifferent | 160 | 640 |
| TMUsDifferent | 8 | 40 |
| ROPsDifferent | 4 | 16 |
| Memory SizeDifferent | 512 MB | 1024 MB |
| Memory TypeDifferent | GDDR3 | GDDR5 |
| Bus WidthDifferent | 64 bit | 128 bit |
Graphics Processor
| Feature | AMD Radeon HD 6450 | AMD Radeon HD 7770 GHz Edition |
|---|---|---|
| GPU NameDifferent | Caicos | Cape Verde |
| GPU VariantDifferent | Caicos PRO | Cape Verde XT(215-0825117) |
| ArchitectureDifferent | TeraScale 2 | GCN 1.0 |
| Foundry | TSMC | TSMC |
| Process SizeDifferent | 40 nm | 28 nm |
| TransistorsDifferent | 370 million | 1,500 million |
| DensityDifferent | 5.5M / mm² | 12.2M / mm² |
| Die SizeDifferent | 67 mm² | 123 mm² |
| Chip PackageDifferent | FCBGA-631 | FCBGA-962 |
Graphics Card
| Feature | AMD Radeon HD 6450 | AMD Radeon HD 7770 GHz Edition |
|---|---|---|
| Release DateDifferent | Apr 7th, 2011 | Feb 15th, 2012 |
| GenerationDifferent | Northern Islands(HD 6400) | Southern Islands(HD 7700) |
| PredecessorDifferent | Evergreen | Northern Islands |
| SuccessorDifferent | Southern Islands | Sea Islands |
| Production | End-of-life | End-of-life |
| Launch PriceDifferent | 55 USD | 159 USD |
| Bus InterfaceDifferent | PCIe 2.0 x16 | PCIe 3.0 x16 |
| ReviewsDifferent | 14 in our database | 97 in our database |
Clock Speeds
| Feature | AMD Radeon HD 6450 | AMD Radeon HD 7770 GHz Edition |
|---|---|---|
| GPU ClockDifferent | 625 MHz | 1000 MHz |
| Memory ClockDifferent | 500 MHz1000 Mbps effective | 1125 MHz4.5 Gbps effective |
Memory
| Feature | AMD Radeon HD 6450 | AMD Radeon HD 7770 GHz Edition |
|---|---|---|
| Memory SizeDifferent | 512 MB | 1024 MB |
| Memory TypeDifferent | GDDR3 | GDDR5 |
| Memory BusDifferent | 64 bit | 128 bit |
| BandwidthDifferent | 8.000 GB/s | 72.00 GB/s |
Render Config
| Feature | AMD Radeon HD 6450 | AMD Radeon HD 7770 GHz Edition |
|---|---|---|
| Shading UnitsDifferent | 160 | 640 |
| TMUsDifferent | 8 | 40 |
| ROPsDifferent | 4 | 16 |
| Compute UnitsDifferent | 2 | 10 |
| L1 CacheDifferent | 8 KB (per CU) | 16 KB (per CU) |
| L2 CacheDifferent | 128 KB | 256 KB |
Theoretical Performance
| Feature | AMD Radeon HD 6450 | AMD Radeon HD 7770 GHz Edition |
|---|---|---|
| Pixel RateDifferent | 2.500 GPixel/s | 16.00 GPixel/s |
| Texture RateDifferent | 5.000 GTexel/s | 40.00 GTexel/s |
| FP32 (float)Different | 200.0 GFLOPS | 1,280.0 GFLOPS |
| FP64 (double)Different | N/A | 80.00 GFLOPS (1:16) |
Board Design
| Feature | AMD Radeon HD 6450 | AMD Radeon HD 7770 GHz Edition |
|---|---|---|
| Slot WidthDifferent | Single-slot | Dual-slot |
| LengthDifferent | 168 mm6.6 inches | 210 mm8.3 inches |
| TDPDifferent | 18 W | 80 W |
| Suggested PSUDifferent | 200 W | 250 W |
| OutputsDifferent | 1x DVI1x HDMI 1.3a1x VGA | 1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2 |
| Power ConnectorsDifferent | None | 1x 6-pin |
| Board NumberDifferent | 109-C26037-00A | 109-C44157-00C, C468 |
Graphics Features
| Feature | AMD Radeon HD 6450 | AMD Radeon HD 7770 GHz Edition |
|---|---|---|
| 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 6450
Compare AMD Radeon HD 6450 with other GPUs of similar performance
AMD Radeon HD 6450 vs GeForce GT 520
GeForce GT 520 Performance106%
GeForce GT 520 is 6% faster than AMD Radeon HD 6450
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AMD Radeon HD 6450 vs Radeon HD 6450
Radeon HD 6450 Performance100%
Radeon HD 6450 is 0% slower than AMD Radeon HD 6450
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AMD Radeon HD 6450 vs Radeon HD 5450
Radeon HD 5450 Performance85%
Radeon HD 5450 is 15% slower than AMD Radeon HD 6450
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AMD Radeon HD 6450 vs Radeon HD 6450
Radeon HD 6450 Performance100%
Radeon HD 6450 is 0% slower than AMD Radeon HD 6450
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AMD Radeon HD 6450 vs Radeon HD 6450
Radeon HD 6450 Performance100%
Radeon HD 6450 is 0% slower than AMD Radeon HD 6450
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More Comparisons with AMD Radeon HD 7770 GHz Edition
Compare AMD Radeon HD 7770 GHz Edition with other GPUs of similar performance
AMD Radeon HD 7770 GHz Edition vs GeForce GTX 650 Ti
GeForce GTX 650 Ti Performance119%
GeForce GTX 650 Ti is 19% faster than AMD Radeon HD 7770 GHz Edition
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AMD Radeon HD 7770 GHz Edition vs Radeon HD 5850
Radeon HD 5850 Performance117%
Radeon HD 5850 is 17% faster than AMD Radeon HD 7770 GHz Edition
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AMD Radeon HD 7770 GHz Edition vs GeForce GTX 285
GeForce GTX 285 Performance109%
GeForce GTX 285 is 9% faster than AMD Radeon HD 7770 GHz Edition
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AMD Radeon HD 7770 GHz Edition vs Radeon HD 6850
Radeon HD 6850 Performance107%
Radeon HD 6850 is 7% faster than AMD Radeon HD 7770 GHz Edition
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AMD Radeon HD 7770 GHz Edition vs GeForce GTX 280
GeForce GTX 280 Performance100%
GeForce GTX 280 is 0% slower than AMD Radeon HD 7770 GHz Edition
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AMD Radeon HD 7770 GHz Edition vs Radeon HD 7770 GHz Edition
Radeon HD 7770 GHz Edition Performance100%
Radeon HD 7770 GHz Edition is 0% slower than AMD Radeon HD 7770 GHz Edition
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