GPU Comparison
Side-by-side comparison of specifications and performance
Performance Comparison
AMD Radeon HD 6970
865%
865%
AMD Radeon HD 6450
12%
12%
AMD Radeon HD 6970 is approximately 853% faster
Technical Specifications
| Specification | AMD Radeon HD 6970 | AMD Radeon HD 6450 |
|---|---|---|
| Graphics ProcessorDifferent | Cayman | Caicos |
| CoresDifferent | 1536 | 160 |
| TMUsDifferent | 96 | 8 |
| ROPsDifferent | 32 | 4 |
| Memory SizeDifferent | 2 GB | 512 MB |
| Memory TypeDifferent | GDDR5 | GDDR3 |
| Bus WidthDifferent | 256 bit | 64 bit |
Graphics Processor
| Feature | AMD Radeon HD 6970 | AMD Radeon HD 6450 |
|---|---|---|
| GPU NameDifferent | Cayman | Caicos |
| GPU VariantDifferent | Cayman XT(215-0807007) | Caicos PRO |
| ArchitectureDifferent | TeraScale 3 | TeraScale 2 |
| Foundry | TSMC | TSMC |
| Process Size | 40 nm | 40 nm |
| TransistorsDifferent | 2,640 million | 370 million |
| DensityDifferent | 6.8M / mm² | 5.5M / mm² |
| Die SizeDifferent | 389 mm² | 67 mm² |
| Chip PackageDifferent | N/A | FCBGA-631 |
Graphics Card
| Feature | AMD Radeon HD 6970 | AMD Radeon HD 6450 |
|---|---|---|
| Release DateDifferent | Dec 14th, 2010 | Apr 7th, 2011 |
| GenerationDifferent | Northern Islands(HD 6900) | Northern Islands(HD 6400) |
| Predecessor | Evergreen | Evergreen |
| Successor | Southern Islands | Southern Islands |
| Production | End-of-life | End-of-life |
| Launch PriceDifferent | 369 USD | 55 USD |
| Bus Interface | PCIe 2.0 x16 | PCIe 2.0 x16 |
| ReviewsDifferent | 80 in our database | 14 in our database |
Clock Speeds
| Feature | AMD Radeon HD 6970 | AMD Radeon HD 6450 |
|---|---|---|
| GPU ClockDifferent | 880 MHz | 625 MHz |
| Memory ClockDifferent | 1375 MHz5.5 Gbps effective | 500 MHz1000 Mbps effective |
Memory
| Feature | AMD Radeon HD 6970 | AMD Radeon HD 6450 |
|---|---|---|
| Memory SizeDifferent | 2 GB | 512 MB |
| Memory TypeDifferent | GDDR5 | GDDR3 |
| Memory BusDifferent | 256 bit | 64 bit |
| BandwidthDifferent | 176.0 GB/s | 8.000 GB/s |
Render Config
| Feature | AMD Radeon HD 6970 | AMD Radeon HD 6450 |
|---|---|---|
| Shading UnitsDifferent | 1536 | 160 |
| TMUsDifferent | 96 | 8 |
| ROPsDifferent | 32 | 4 |
| Compute UnitsDifferent | 24 | 2 |
| L1 Cache | 8 KB (per CU) | 8 KB (per CU) |
| L2 CacheDifferent | 512 KB | 128 KB |
Theoretical Performance
| Feature | AMD Radeon HD 6970 | AMD Radeon HD 6450 |
|---|---|---|
| Pixel RateDifferent | 28.16 GPixel/s | 2.500 GPixel/s |
| Texture RateDifferent | 84.48 GTexel/s | 5.000 GTexel/s |
| FP32 (float)Different | 2.703 TFLOPS | 200.0 GFLOPS |
| FP64 (double)Different | 675.8 GFLOPS (1:4) | N/A |
Board Design
| Feature | AMD Radeon HD 6970 | AMD Radeon HD 6450 |
|---|---|---|
| Slot WidthDifferent | Dual-slot | Single-slot |
| LengthDifferent | 286 mm11.3 inches | 168 mm6.6 inches |
| HeightDifferent | 126 mm5 inches | N/A |
| WidthDifferent | 42 mm1.7 inches | N/A |
| TDPDifferent | 250 W | 18 W |
| Suggested PSUDifferent | 600 W | 200 W |
| OutputsDifferent | 2x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2 | 1x DVI1x HDMI 1.3a1x VGA |
| Power ConnectorsDifferent | 1x 6-pin + 1x 8-pin | None |
| Board NumberDifferent | 109-C20047-00 | 109-C26037-00A |
Graphics Features
| Feature | AMD Radeon HD 6970 | 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
47
Detailed Features
More Comparisons with AMD Radeon HD 6970
Compare AMD Radeon HD 6970 with other GPUs of similar performance
AMD Radeon HD 6970 vs GeForce GTX 1050
GeForce GTX 1050 Performance119%
GeForce GTX 1050 is 19% faster than AMD Radeon HD 6970
Compare Detailed Specs
AMD Radeon HD 6970 vs GeForce GTX 760
GeForce GTX 760 Performance118%
GeForce GTX 760 is 18% faster than AMD Radeon HD 6970
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AMD Radeon HD 6970 vs GeForce GTX 580
GeForce GTX 580 Performance118%
GeForce GTX 580 is 18% faster than AMD Radeon HD 6970
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AMD Radeon HD 6970 vs GeForce GTX 660 Ti
GeForce GTX 660 Ti Performance118%
GeForce GTX 660 Ti is 18% faster than AMD Radeon HD 6970
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AMD Radeon HD 6970 vs Radeon R9 270X
Radeon R9 270X Performance116%
Radeon R9 270X is 16% faster than AMD Radeon HD 6970
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AMD Radeon HD 6970 vs GeForce GTX 950
GeForce GTX 950 Performance113%
GeForce GTX 950 is 13% faster than AMD Radeon HD 6970
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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
Compare Detailed Specs