GPU Comparison
Side-by-side comparison of specifications and performance
Performance Comparison
AMD Radeon HD 6950
56%
56%
AMD Radeon R9 280X
180%
180%
AMD Radeon R9 280X is approximately 124% faster
Technical Specifications
| Specification | AMD Radeon HD 6950 | AMD Radeon R9 280X |
|---|---|---|
| Graphics ProcessorDifferent | Cayman | Tahiti |
| CoresDifferent | 1408 | 2048 |
| TMUsDifferent | 88 | 128 |
| ROPs | 32 | 32 |
| Memory SizeDifferent | 2 GB | 3 GB |
| Memory Type | GDDR5 | GDDR5 |
| Bus WidthDifferent | 256 bit | 384 bit |
Graphics Processor
| Feature | AMD Radeon HD 6950 | AMD Radeon R9 280X |
|---|---|---|
| GPU NameDifferent | Cayman | Tahiti |
| GPU VariantDifferent | Cayman PRO(215-0807019) | Tahiti XTL(215-0821065) |
| ArchitectureDifferent | TeraScale 3 | GCN 1.0 |
| Foundry | TSMC | TSMC |
| Process SizeDifferent | 40 nm | 28 nm |
| TransistorsDifferent | 2,640 million | 4,313 million |
| DensityDifferent | 6.8M / mm² | 12.3M / mm² |
| Die SizeDifferent | 389 mm² | 352 mm² |
Graphics Card
| Feature | AMD Radeon HD 6950 | AMD Radeon R9 280X |
|---|---|---|
| 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 Price | 299 USD | 299 USD |
| Bus InterfaceDifferent | PCIe 2.0 x16 | PCIe 3.0 x16 |
| ReviewsDifferent | 111 in our database | 105 in our database |
Clock Speeds
| Feature | AMD Radeon HD 6950 | AMD Radeon R9 280X |
|---|---|---|
| GPU ClockDifferent | 800 MHz | N/A |
| Memory ClockDifferent | 1250 MHz5 Gbps effective | 1500 MHz6 Gbps effective |
| Base ClockDifferent | N/A | 850 MHz |
| Boost ClockDifferent | N/A | 1000 MHz |
Memory
| Feature | AMD Radeon HD 6950 | AMD Radeon R9 280X |
|---|---|---|
| Memory SizeDifferent | 2 GB | 3 GB |
| Memory Type | GDDR5 | GDDR5 |
| Memory BusDifferent | 256 bit | 384 bit |
| BandwidthDifferent | 160.0 GB/s | 288.0 GB/s |
Render Config
| Feature | AMD Radeon HD 6950 | AMD Radeon R9 280X |
|---|---|---|
| Shading UnitsDifferent | 1408 | 2048 |
| TMUsDifferent | 88 | 128 |
| ROPs | 32 | 32 |
| Compute UnitsDifferent | 22 | 32 |
| L1 CacheDifferent | 8 KB (per CU) | 16 KB (per CU) |
| L2 CacheDifferent | 512 KB | 768 KB |
Theoretical Performance
| Feature | AMD Radeon HD 6950 | AMD Radeon R9 280X |
|---|---|---|
| Pixel RateDifferent | 25.60 GPixel/s | 32.00 GPixel/s |
| Texture RateDifferent | 70.40 GTexel/s | 128.0 GTexel/s |
| FP32 (float)Different | 2.253 TFLOPS | 4.096 TFLOPS |
| FP64 (double)Different | 563.2 GFLOPS (1:4) | 1,024.0 GFLOPS (1:4) |
Board Design
| Feature | AMD Radeon HD 6950 | AMD Radeon R9 280X |
|---|---|---|
| Slot Width | Dual-slot | Dual-slot |
| LengthDifferent | 286 mm11.3 inches | 275 mm10.8 inches |
| HeightDifferent | 126 mm5 inches | 109 mm4.3 inches |
| WidthDifferent | 42 mm1.7 inches | 36 mm1.4 inches |
| TDPDifferent | 200 W | 250 W |
| Suggested PSUDifferent | 550 W | 600 W |
| OutputsDifferent | 2x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2 | 2x DVI1x HDMI 1.4a1x DisplayPort 1.2 |
| Power ConnectorsDifferent | 2x 6-pin | 1x 6-pin + 1x 8-pin |
| Board NumberDifferent | 109-C21647-00 | C386 |
Graphics Features
| Feature | AMD Radeon HD 6950 | 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
48
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 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
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AMD Radeon R9 280X vs Radeon RX 6400
Radeon RX 6400 Performance114%
Radeon RX 6400 is 14% faster than AMD Radeon R9 280X
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AMD Radeon R9 280X vs Arc A380
Arc A380 Performance113%
Arc A380 is 13% faster than AMD Radeon R9 280X
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AMD Radeon R9 280X vs GeForce GTX 780
GeForce GTX 780 Performance112%
GeForce GTX 780 is 12% faster than AMD Radeon R9 280X
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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
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AMD Radeon R9 280X vs GeForce GTX 590
GeForce GTX 590 Performance101%
GeForce GTX 590 is 1% faster than AMD Radeon R9 280X
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