GPU Comparison
Side-by-side comparison of specifications and performance
Performance Comparison
ATI Radeon HD 5670
247%
247%
AMD Radeon HD 6450
40%
40%
ATI Radeon HD 5670 is approximately 207% faster
Technical Specifications
| Specification | ATI Radeon HD 5670 | AMD Radeon HD 6450 |
|---|---|---|
| Graphics ProcessorDifferent | Redwood | Caicos |
| CoresDifferent | 400 | 160 |
| TMUsDifferent | 20 | 8 |
| ROPsDifferent | 8 | 4 |
| Memory SizeDifferent | 1024 MB | 512 MB |
| Memory TypeDifferent | GDDR5 | GDDR3 |
| Bus WidthDifferent | 128 bit | 64 bit |
Graphics Processor
| Feature | ATI Radeon HD 5670 | AMD Radeon HD 6450 |
|---|---|---|
| GPU NameDifferent | Redwood | Caicos |
| GPU VariantDifferent | Redwood XT(215-0757002) | Caicos PRO |
| Architecture | TeraScale 2 | TeraScale 2 |
| Foundry | TSMC | TSMC |
| Process Size | 40 nm | 40 nm |
| TransistorsDifferent | 627 million | 370 million |
| DensityDifferent | 6.0M / mm² | 5.5M / mm² |
| Die SizeDifferent | 104 mm² | 67 mm² |
| Chip PackageDifferent | FCBGA-962 | FCBGA-631 |
Graphics Card
| Feature | ATI Radeon HD 5670 | AMD Radeon HD 6450 |
|---|---|---|
| Release DateDifferent | Jan 14th, 2010 | Apr 7th, 2011 |
| GenerationDifferent | Evergreen(HD 5600) | Northern Islands(HD 6400) |
| PredecessorDifferent | Radeon R700 | Evergreen |
| SuccessorDifferent | Northern Islands | Southern Islands |
| Production | End-of-life | End-of-life |
| Launch PriceDifferent | 119 USD | 55 USD |
| Bus Interface | PCIe 2.0 x16 | PCIe 2.0 x16 |
| ReviewsDifferent | 83 in our database | 14 in our database |
Clock Speeds
| Feature | ATI Radeon HD 5670 | AMD Radeon HD 6450 |
|---|---|---|
| GPU ClockDifferent | 775 MHz | 625 MHz |
| Memory ClockDifferent | 1000 MHz4 Gbps effective | 500 MHz1000 Mbps effective |
Memory
| Feature | ATI Radeon HD 5670 | AMD Radeon HD 6450 |
|---|---|---|
| Memory SizeDifferent | 1024 MB | 512 MB |
| Memory TypeDifferent | GDDR5 | GDDR3 |
| Memory BusDifferent | 128 bit | 64 bit |
| BandwidthDifferent | 64.00 GB/s | 8.000 GB/s |
Render Config
| Feature | ATI Radeon HD 5670 | AMD Radeon HD 6450 |
|---|---|---|
| Shading UnitsDifferent | 400 | 160 |
| TMUsDifferent | 20 | 8 |
| ROPsDifferent | 8 | 4 |
| Compute UnitsDifferent | 5 | 2 |
| L1 Cache | 8 KB (per CU) | 8 KB (per CU) |
| L2 CacheDifferent | 256 KB | 128 KB |
Theoretical Performance
| Feature | ATI Radeon HD 5670 | AMD Radeon HD 6450 |
|---|---|---|
| Pixel RateDifferent | 6.200 GPixel/s | 2.500 GPixel/s |
| Texture RateDifferent | 15.50 GTexel/s | 5.000 GTexel/s |
| FP32 (float)Different | 620.0 GFLOPS | 200.0 GFLOPS |
Board Design
| Feature | ATI Radeon HD 5670 | AMD Radeon HD 6450 |
|---|---|---|
| Slot Width | Single-slot | Single-slot |
| Length | 168 mm6.6 inches | 168 mm6.6 inches |
| HeightDifferent | 111 mm4.4 inches | N/A |
| WidthDifferent | 20 mm0.8 inches | N/A |
| TDPDifferent | 64 W | 18 W |
| Suggested PSUDifferent | 250 W | 200 W |
| Outputs | 1x DVI1x HDMI 1.3a1x VGA | 1x DVI1x HDMI 1.3a1x VGA |
| Power Connectors | None | None |
| Board NumberDifferent | C020 | 109-C26037-00A |
Graphics Features
| Feature | ATI Radeon HD 5670 | AMD Radeon HD 6450 |
|---|---|---|
| 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
46
Detailed Features
More Comparisons with ATI Radeon HD 5670
Compare ATI Radeon HD 5670 with other GPUs of similar performance
ATI Radeon HD 5670 vs Radeon HD 4830
Radeon HD 4830 Performance119%
Radeon HD 4830 is 19% faster than ATI Radeon HD 5670
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ATI Radeon HD 5670 vs Radeon HD 6670
Radeon HD 6670 Performance115%
Radeon HD 6670 is 15% faster than ATI Radeon HD 5670
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ATI Radeon HD 5670 vs GeForce 9800 GT
GeForce 9800 GT Performance111%
GeForce 9800 GT is 11% faster than ATI Radeon HD 5670
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ATI Radeon HD 5670 vs GeForce GT 640
GeForce GT 640 Performance107%
GeForce GT 640 is 7% faster than ATI Radeon HD 5670
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ATI Radeon HD 5670 vs Radeon HD 5670
Radeon HD 5670 Performance100%
Radeon HD 5670 is 0% slower than ATI Radeon HD 5670
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ATI Radeon HD 5670 vs GeForce 9600 GT
GeForce 9600 GT Performance94%
GeForce 9600 GT is 6% slower than ATI Radeon HD 5670
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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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