GPU Comparison
Side-by-side comparison of specifications and performance
Performance Comparison
AMD Radeon RX 580
2111%
2111%
AMD Radeon HD 6450
5%
5%
AMD Radeon RX 580 is approximately 2106% faster
Technical Specifications
| Specification | AMD Radeon RX 580 | AMD Radeon HD 6450 |
|---|---|---|
| Graphics ProcessorDifferent | Polaris 20 | Caicos |
| CoresDifferent | 2304 | 160 |
| TMUsDifferent | 144 | 8 |
| ROPsDifferent | 32 | 4 |
| Memory SizeDifferent | 8 GB | 512 MB |
| Memory TypeDifferent | GDDR5 | GDDR3 |
| Bus WidthDifferent | 256 bit | 64 bit |
Graphics Processor
| Feature | AMD Radeon RX 580 | AMD Radeon HD 6450 |
|---|---|---|
| GPU NameDifferent | Polaris 20 | Caicos |
| GPU VariantDifferent | Polaris 20 XTX(215-0910038) | Caicos PRO |
| ArchitectureDifferent | GCN 4.0 | TeraScale 2 |
| FoundryDifferent | GlobalFoundries | TSMC |
| Process SizeDifferent | 14 nm | 40 nm |
| TransistorsDifferent | 5,700 million | 370 million |
| DensityDifferent | 24.6M / mm² | 5.5M / mm² |
| Die SizeDifferent | 232 mm² | 67 mm² |
| Chip PackageDifferent | BGA-1401 | FCBGA-631 |
Graphics Card
| Feature | AMD Radeon RX 580 | AMD Radeon HD 6450 |
|---|---|---|
| Release DateDifferent | Apr 18th, 2017 | Apr 7th, 2011 |
| GenerationDifferent | Polaris(RX 500) | Northern Islands(HD 6400) |
| PredecessorDifferent | Arctic Islands | Evergreen |
| SuccessorDifferent | Vega | Southern Islands |
| ProductionDifferent | Active | End-of-life |
| Launch PriceDifferent | 229 USD | 55 USD |
| Current PriceDifferent | Amazon/Newegg | N/A |
| Bus InterfaceDifferent | PCIe 3.0 x16 | PCIe 2.0 x16 |
| ReviewsDifferent | 52 in our database | 14 in our database |
Clock Speeds
| Feature | AMD Radeon RX 580 | AMD Radeon HD 6450 |
|---|---|---|
| Base ClockDifferent | 1257 MHz | N/A |
| Boost ClockDifferent | 1340 MHz | N/A |
| Memory ClockDifferent | 2000 MHz8 Gbps effective | 500 MHz1000 Mbps effective |
| GPU ClockDifferent | N/A | 625 MHz |
Memory
| Feature | AMD Radeon RX 580 | AMD Radeon HD 6450 |
|---|---|---|
| Memory SizeDifferent | 8 GB | 512 MB |
| Memory TypeDifferent | GDDR5 | GDDR3 |
| Memory BusDifferent | 256 bit | 64 bit |
| BandwidthDifferent | 256.0 GB/s | 8.000 GB/s |
Render Config
| Feature | AMD Radeon RX 580 | AMD Radeon HD 6450 |
|---|---|---|
| Shading UnitsDifferent | 2304 | 160 |
| TMUsDifferent | 144 | 8 |
| ROPsDifferent | 32 | 4 |
| Compute UnitsDifferent | 36 | 2 |
| L1 CacheDifferent | 16 KB (per CU) | 8 KB (per CU) |
| L2 CacheDifferent | 2 MB | 128 KB |
Theoretical Performance
| Feature | AMD Radeon RX 580 | AMD Radeon HD 6450 |
|---|---|---|
| Pixel RateDifferent | 42.88 GPixel/s | 2.500 GPixel/s |
| Texture RateDifferent | 193.0 GTexel/s | 5.000 GTexel/s |
| FP16 (half)Different | 6.175 TFLOPS (1:1) | N/A |
| FP32 (float)Different | 6.175 TFLOPS | 200.0 GFLOPS |
| FP64 (double)Different | 385.9 GFLOPS (1:16) | N/A |
Board Design
| Feature | AMD Radeon RX 580 | AMD Radeon HD 6450 |
|---|---|---|
| Slot WidthDifferent | Dual-slot | Single-slot |
| LengthDifferent | 241 mm9.5 inches | 168 mm6.6 inches |
| TDPDifferent | 185 W | 18 W |
| Suggested PSUDifferent | 450 W | 200 W |
| OutputsDifferent | 1x HDMI 2.0b3x DisplayPort 1.4a | 1x DVI1x HDMI 1.3a1x VGA |
| Power ConnectorsDifferent | 1x 8-pin | None |
| Board NumberDifferent | C940, D009-04 | 109-C26037-00A |
Graphics Features
| Feature | AMD Radeon RX 580 | AMD Radeon HD 6450 |
|---|---|---|
| DirectXDifferent | 12 (12_0) | 11.2 (11_0) |
| OpenGLDifferent | 4.6 | 4.4 |
| OpenCLDifferent | 2.1 | 1.2 |
| VulkanDifferent | 1.3 | N/A |
| Shader ModelDifferent | 6.7 | 5.0 |
Comparison Summary
7
Specifications Compared
8
Feature Categories
49
Detailed Features
More Comparisons with AMD Radeon RX 580
Compare AMD Radeon RX 580 with other GPUs of similar performance
AMD Radeon RX 580 vs GeForce GTX 980 Ti
GeForce GTX 980 Ti Performance118%
GeForce GTX 980 Ti is 18% faster than AMD Radeon RX 580
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AMD Radeon RX 580 vs GeForce RTX 3050 8 GB
GeForce RTX 3050 8 GB Performance117%
GeForce RTX 3050 8 GB is 17% faster than AMD Radeon RX 580
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AMD Radeon RX 580 vs Radeon R9 FURY X
Radeon R9 FURY X Performance116%
Radeon R9 FURY X is 16% faster than AMD Radeon RX 580
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AMD Radeon RX 580 vs GeForce GTX 1660
GeForce GTX 1660 Performance114%
GeForce GTX 1660 is 14% faster than AMD Radeon RX 580
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AMD Radeon RX 580 vs Radeon RX 590
Radeon RX 590 Performance108%
Radeon RX 590 is 8% faster than AMD Radeon RX 580
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AMD Radeon RX 580 vs Radeon R9 FURY
Radeon R9 FURY Performance105%
Radeon R9 FURY is 5% faster than AMD Radeon RX 580
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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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