GPU Comparison
Side-by-side comparison of specifications and performance
Performance Comparison
AMD Radeon HD 6450
7%
7%
AMD Radeon R9 280X
1386%
1386%
AMD Radeon R9 280X is approximately 1379% faster
Technical Specifications
| Specification | AMD Radeon HD 6450 | AMD Radeon R9 280X |
|---|---|---|
| Graphics ProcessorDifferent | Caicos | Tahiti |
| CoresDifferent | 160 | 2048 |
| TMUsDifferent | 8 | 128 |
| ROPsDifferent | 4 | 32 |
| Memory SizeDifferent | 512 MB | 3 GB |
| Memory TypeDifferent | GDDR3 | GDDR5 |
| Bus WidthDifferent | 64 bit | 384 bit |
Graphics Processor
| Feature | AMD Radeon HD 6450 | AMD Radeon R9 280X |
|---|---|---|
| GPU NameDifferent | Caicos | Tahiti |
| GPU VariantDifferent | Caicos PRO | Tahiti XTL(215-0821065) |
| ArchitectureDifferent | TeraScale 2 | GCN 1.0 |
| Foundry | TSMC | TSMC |
| Process SizeDifferent | 40 nm | 28 nm |
| TransistorsDifferent | 370 million | 4,313 million |
| DensityDifferent | 5.5M / mm² | 12.3M / mm² |
| Die SizeDifferent | 67 mm² | 352 mm² |
| Chip PackageDifferent | FCBGA-631 | N/A |
Graphics Card
| Feature | AMD Radeon HD 6450 | AMD Radeon R9 280X |
|---|---|---|
| Release DateDifferent | Apr 7th, 2011 | Oct 8th, 2013 |
| GenerationDifferent | Northern Islands(HD 6400) | Volcanic Islands(R9 200) |
| PredecessorDifferent | Evergreen | Sea Islands |
| SuccessorDifferent | Southern Islands | Pirate Islands |
| Production | End-of-life | End-of-life |
| Launch PriceDifferent | 55 USD | 299 USD |
| Bus InterfaceDifferent | PCIe 2.0 x16 | PCIe 3.0 x16 |
| ReviewsDifferent | 14 in our database | 105 in our database |
Clock Speeds
| Feature | AMD Radeon HD 6450 | AMD Radeon R9 280X |
|---|---|---|
| GPU ClockDifferent | 625 MHz | N/A |
| Memory ClockDifferent | 500 MHz1000 Mbps effective | 1500 MHz6 Gbps effective |
| Base ClockDifferent | N/A | 850 MHz |
| Boost ClockDifferent | N/A | 1000 MHz |
Memory
| Feature | AMD Radeon HD 6450 | AMD Radeon R9 280X |
|---|---|---|
| Memory SizeDifferent | 512 MB | 3 GB |
| Memory TypeDifferent | GDDR3 | GDDR5 |
| Memory BusDifferent | 64 bit | 384 bit |
| BandwidthDifferent | 8.000 GB/s | 288.0 GB/s |
Render Config
| Feature | AMD Radeon HD 6450 | AMD Radeon R9 280X |
|---|---|---|
| Shading UnitsDifferent | 160 | 2048 |
| TMUsDifferent | 8 | 128 |
| ROPsDifferent | 4 | 32 |
| Compute UnitsDifferent | 2 | 32 |
| L1 CacheDifferent | 8 KB (per CU) | 16 KB (per CU) |
| L2 CacheDifferent | 128 KB | 768 KB |
Theoretical Performance
| Feature | AMD Radeon HD 6450 | AMD Radeon R9 280X |
|---|---|---|
| Pixel RateDifferent | 2.500 GPixel/s | 32.00 GPixel/s |
| Texture RateDifferent | 5.000 GTexel/s | 128.0 GTexel/s |
| FP32 (float)Different | 200.0 GFLOPS | 4.096 TFLOPS |
| FP64 (double)Different | N/A | 1,024.0 GFLOPS (1:4) |
Board Design
| Feature | AMD Radeon HD 6450 | AMD Radeon R9 280X |
|---|---|---|
| Slot WidthDifferent | Single-slot | Dual-slot |
| LengthDifferent | 168 mm6.6 inches | 275 mm10.8 inches |
| TDPDifferent | 18 W | 250 W |
| Suggested PSUDifferent | 200 W | 600 W |
| OutputsDifferent | 1x DVI1x HDMI 1.3a1x VGA | 2x DVI1x HDMI 1.4a1x DisplayPort 1.2 |
| Power ConnectorsDifferent | None | 1x 6-pin + 1x 8-pin |
| Board NumberDifferent | 109-C26037-00A | C386 |
| HeightDifferent | N/A | 109 mm4.3 inches |
| WidthDifferent | N/A | 36 mm1.4 inches |
Graphics Features
| Feature | AMD Radeon HD 6450 | AMD Radeon R9 280X |
|---|---|---|
| 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
49
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
Compare Detailed Specs
AMD Radeon HD 6450 vs Radeon HD 6450
Radeon HD 6450 Performance100%
Radeon HD 6450 is 0% slower than AMD Radeon HD 6450
Compare Detailed Specs
AMD Radeon HD 6450 vs Radeon HD 5450
Radeon HD 5450 Performance85%
Radeon HD 5450 is 15% slower than AMD Radeon HD 6450
Compare Detailed Specs
AMD Radeon HD 6450 vs Radeon HD 6450
Radeon HD 6450 Performance100%
Radeon HD 6450 is 0% slower than AMD Radeon HD 6450
Compare Detailed Specs
AMD Radeon HD 6450 vs Radeon HD 6450
Radeon HD 6450 Performance100%
Radeon HD 6450 is 0% slower than AMD Radeon HD 6450
Compare Detailed Specs
More Comparisons with AMD Radeon R9 280X
Compare AMD Radeon R9 280X with other GPUs of similar performance
AMD Radeon R9 280X vs GeForce GTX 1650
GeForce GTX 1650 Performance116%
GeForce GTX 1650 is 16% faster than AMD Radeon R9 280X
Compare Detailed Specs
AMD Radeon R9 280X vs Radeon RX 6400
Radeon RX 6400 Performance114%
Radeon RX 6400 is 14% faster than AMD Radeon R9 280X
Compare Detailed Specs
AMD Radeon R9 280X vs Arc A380
Arc A380 Performance113%
Arc A380 is 13% faster than AMD Radeon R9 280X
Compare Detailed Specs
AMD Radeon R9 280X vs GeForce GTX 780
GeForce GTX 780 Performance112%
GeForce GTX 780 is 12% faster than AMD Radeon R9 280X
Compare Detailed Specs
AMD Radeon R9 280X vs Radeon HD 7970 GHz Edition
Radeon HD 7970 GHz Edition Performance102%
Radeon HD 7970 GHz Edition is 2% faster than AMD Radeon R9 280X
Compare Detailed Specs
AMD Radeon R9 280X vs GeForce GTX 590
GeForce GTX 590 Performance101%
GeForce GTX 590 is 1% faster than AMD Radeon R9 280X
Compare Detailed Specs