GPU Comparison
Side-by-side comparison of specifications and performance
Performance Comparison
AMD Radeon HD 6950
77%
77%
AMD Radeon R9 270X
131%
131%
AMD Radeon R9 270X is approximately 54% faster
Technical Specifications
| Specification | AMD Radeon HD 6950 | AMD Radeon R9 270X |
|---|---|---|
| Graphics ProcessorDifferent | Cayman | Curacao |
| CoresDifferent | 1408 | 1280 |
| TMUsDifferent | 88 | 80 |
| ROPs | 32 | 32 |
| Memory Size | 2 GB | 2 GB |
| Memory Type | GDDR5 | GDDR5 |
| Bus Width | 256 bit | 256 bit |
Graphics Processor
| Feature | AMD Radeon HD 6950 | AMD Radeon R9 270X |
|---|---|---|
| GPU NameDifferent | Cayman | Curacao |
| GPU VariantDifferent | Cayman PRO(215-0807019) | Curacao XT(215-0848004) |
| ArchitectureDifferent | TeraScale 3 | GCN 1.0 |
| Foundry | TSMC | TSMC |
| Process SizeDifferent | 40 nm | 28 nm |
| TransistorsDifferent | 2,640 million | 2,800 million |
| DensityDifferent | 6.8M / mm² | 13.2M / mm² |
| Die SizeDifferent | 389 mm² | 212 mm² |
| Chip PackageDifferent | N/A | FCBGA-1737 |
Graphics Card
| Feature | AMD Radeon HD 6950 | AMD Radeon R9 270X |
|---|---|---|
| Release DateDifferent | Dec 14th, 2010 | Oct 8th, 2013 |
| GenerationDifferent | Northern Islands(HD 6900) | Volcanic Islands(R9 200) |
| PredecessorDifferent | Evergreen | Sea Islands |
| SuccessorDifferent | Southern Islands | Pirate Islands |
| Production | End-of-life | End-of-life |
| Launch PriceDifferent | 299 USD | 199 USD |
| Bus InterfaceDifferent | PCIe 2.0 x16 | PCIe 3.0 x16 |
| ReviewsDifferent | 111 in our database | 90 in our database |
Clock Speeds
| Feature | AMD Radeon HD 6950 | AMD Radeon R9 270X |
|---|---|---|
| GPU ClockDifferent | 800 MHz | N/A |
| Memory ClockDifferent | 1250 MHz5 Gbps effective | 1400 MHz5.6 Gbps effective |
| Base ClockDifferent | N/A | 1000 MHz |
| Boost ClockDifferent | N/A | 1050 MHz |
Memory
| Feature | AMD Radeon HD 6950 | AMD Radeon R9 270X |
|---|---|---|
| Memory Size | 2 GB | 2 GB |
| Memory Type | GDDR5 | GDDR5 |
| Memory Bus | 256 bit | 256 bit |
| BandwidthDifferent | 160.0 GB/s | 179.2 GB/s |
Render Config
| Feature | AMD Radeon HD 6950 | AMD Radeon R9 270X |
|---|---|---|
| Shading UnitsDifferent | 1408 | 1280 |
| TMUsDifferent | 88 | 80 |
| ROPs | 32 | 32 |
| Compute UnitsDifferent | 22 | 20 |
| L1 CacheDifferent | 8 KB (per CU) | 16 KB (per CU) |
| L2 Cache | 512 KB | 512 KB |
Theoretical Performance
| Feature | AMD Radeon HD 6950 | AMD Radeon R9 270X |
|---|---|---|
| Pixel RateDifferent | 25.60 GPixel/s | 33.60 GPixel/s |
| Texture RateDifferent | 70.40 GTexel/s | 84.00 GTexel/s |
| FP32 (float)Different | 2.253 TFLOPS | 2.688 TFLOPS |
| FP64 (double)Different | 563.2 GFLOPS (1:4) | 168.0 GFLOPS (1:16) |
Board Design
| Feature | AMD Radeon HD 6950 | AMD Radeon R9 270X |
|---|---|---|
| Slot Width | Dual-slot | Dual-slot |
| LengthDifferent | 286 mm11.3 inches | 241 mm9.5 inches |
| HeightDifferent | 126 mm5 inches | 109 mm4.3 inches |
| WidthDifferent | 42 mm1.7 inches | 36 mm1.4 inches |
| TDPDifferent | 200 W | 180 W |
| Suggested PSUDifferent | 550 W | 450 W |
| OutputsDifferent | 2x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2 | 2x DVI1x HDMI 1.4a1x DisplayPort 1.2 |
| Power Connectors | 2x 6-pin | 2x 6-pin |
| Board NumberDifferent | 109-C21647-00 | C631, 109-C63257-00A_02, 109-C63257-12_02 |
Graphics Features
| Feature | AMD Radeon HD 6950 | AMD Radeon R9 270X |
|---|---|---|
| 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 6950
Compare AMD Radeon HD 6950 with other GPUs of similar performance
AMD Radeon HD 6950 vs Radeon RX 560
Radeon RX 560 Performance119%
Radeon RX 560 is 19% faster than AMD Radeon HD 6950
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AMD Radeon HD 6950 vs GeForce GTX 570
GeForce GTX 570 Performance117%
GeForce GTX 570 is 17% faster than AMD Radeon HD 6950
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AMD Radeon HD 6950 vs GeForce GTX 660
GeForce GTX 660 Performance117%
GeForce GTX 660 is 17% faster than AMD Radeon HD 6950
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AMD Radeon HD 6950 vs Radeon R7 370
Radeon R7 370 Performance116%
Radeon R7 370 is 16% faster than AMD Radeon HD 6950
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AMD Radeon HD 6950 vs Radeon HD 6970
Radeon HD 6970 Performance112%
Radeon HD 6970 is 12% faster than AMD Radeon HD 6950
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AMD Radeon HD 6950 vs GeForce GTX 480
GeForce GTX 480 Performance107%
GeForce GTX 480 is 7% faster than AMD Radeon HD 6950
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More Comparisons with AMD Radeon R9 270X
Compare AMD Radeon R9 270X with other GPUs of similar performance
AMD Radeon R9 270X vs GeForce GTX 960
GeForce GTX 960 Performance119%
GeForce GTX 960 is 19% faster than AMD Radeon R9 270X
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AMD Radeon R9 270X vs GeForce GTX 670
GeForce GTX 670 Performance116%
GeForce GTX 670 is 16% faster than AMD Radeon R9 270X
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AMD Radeon R9 270X vs Radeon HD 5970
Radeon HD 5970 Performance105%
Radeon HD 5970 is 5% faster than AMD Radeon R9 270X
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AMD Radeon R9 270X vs GeForce GTX 1630
GeForce GTX 1630 Performance105%
GeForce GTX 1630 is 5% faster than AMD Radeon R9 270X
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AMD Radeon R9 270X vs GeForce GTX 1050
GeForce GTX 1050 Performance103%
GeForce GTX 1050 is 3% faster than AMD Radeon R9 270X
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AMD Radeon R9 270X vs GeForce GTX 760
GeForce GTX 760 Performance102%
GeForce GTX 760 is 2% faster than AMD Radeon R9 270X
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