GPU Comparison
Side-by-side comparison of specifications and performance
Performance Comparison
AMD Radeon RX 580
156%
156%
AMD Radeon HD 6990
64%
64%
AMD Radeon RX 580 is approximately 92% faster
Technical Specifications
| Specification | AMD Radeon RX 580 | AMD Radeon HD 6990 |
|---|---|---|
| Graphics ProcessorDifferent | Polaris 20 | Antilles x2 |
| CoresDifferent | 2304 | 1536 x2 |
| TMUsDifferent | 144 | 96 x2 |
| ROPsDifferent | 32 | 32 x2 |
| Memory SizeDifferent | 8 GB | 2 GB x2 |
| Memory Type | GDDR5 | GDDR5 |
| Bus WidthDifferent | 256 bit | 256 bit x2 |
Graphics Processor
| Feature | AMD Radeon RX 580 | AMD Radeon HD 6990 |
|---|---|---|
| GPU NameDifferent | Polaris 20 | Antilles |
| GPU VariantDifferent | Polaris 20 XTX(215-0910038) | Antilles XT(215-0807027) |
| ArchitectureDifferent | GCN 4.0 | TeraScale 3 |
| FoundryDifferent | GlobalFoundries | TSMC |
| Process SizeDifferent | 14 nm | 40 nm |
| TransistorsDifferent | 5,700 million | 2,640 million |
| DensityDifferent | 24.6M / mm² | 6.8M / mm² |
| Die SizeDifferent | 232 mm² | 389 mm² |
| Chip PackageDifferent | BGA-1401 | N/A |
Graphics Card
| Feature | AMD Radeon RX 580 | AMD Radeon HD 6990 |
|---|---|---|
| Release DateDifferent | Apr 18th, 2017 | Mar 8th, 2011 |
| GenerationDifferent | Polaris(RX 500) | Northern Islands(HD 6900) |
| PredecessorDifferent | Arctic Islands | Evergreen |
| SuccessorDifferent | Vega | Southern Islands |
| ProductionDifferent | Active | End-of-life |
| Launch PriceDifferent | 229 USD | 699 USD |
| Current PriceDifferent | Amazon/Newegg | N/A |
| Bus InterfaceDifferent | PCIe 3.0 x16 | PCIe 2.0 x16 |
| ReviewsDifferent | 52 in our database | 47 in our database |
Clock Speeds
| Feature | AMD Radeon RX 580 | AMD Radeon HD 6990 |
|---|---|---|
| Base ClockDifferent | 1257 MHz | N/A |
| Boost ClockDifferent | 1340 MHz | N/A |
| Memory ClockDifferent | 2000 MHz8 Gbps effective | 1250 MHz5 Gbps effective |
| GPU ClockDifferent | N/A | 830 MHz |
Memory
| Feature | AMD Radeon RX 580 | AMD Radeon HD 6990 |
|---|---|---|
| Memory SizeDifferent | 8 GB | 2 GB |
| Memory Type | GDDR5 | GDDR5 |
| Memory Bus | 256 bit | 256 bit |
| BandwidthDifferent | 256.0 GB/s | 160.0 GB/s |
Render Config
| Feature | AMD Radeon RX 580 | AMD Radeon HD 6990 |
|---|---|---|
| Shading UnitsDifferent | 2304 | 1536 |
| TMUsDifferent | 144 | 96 |
| ROPs | 32 | 32 |
| Compute UnitsDifferent | 36 | 24 |
| L1 CacheDifferent | 16 KB (per CU) | 8 KB (per CU) |
| L2 CacheDifferent | 2 MB | 512 KB |
Theoretical Performance
| Feature | AMD Radeon RX 580 | AMD Radeon HD 6990 |
|---|---|---|
| Pixel RateDifferent | 42.88 GPixel/s | 26.56 GPixel/s |
| Texture RateDifferent | 193.0 GTexel/s | 79.68 GTexel/s |
| FP16 (half)Different | 6.175 TFLOPS (1:1) | N/A |
| FP32 (float)Different | 6.175 TFLOPS | 2.550 TFLOPS |
| FP64 (double)Different | 385.9 GFLOPS (1:16) | 637.4 GFLOPS (1:4) |
Board Design
| Feature | AMD Radeon RX 580 | AMD Radeon HD 6990 |
|---|---|---|
| Slot Width | Dual-slot | Dual-slot |
| LengthDifferent | 241 mm9.5 inches | 310 mm12.2 inches |
| TDPDifferent | 185 W | 375 W |
| Suggested PSUDifferent | 450 W | 750 W |
| OutputsDifferent | 1x HDMI 2.0b3x DisplayPort 1.4a | 1x DVI4x mini-DisplayPort 1.2 |
| Power ConnectorsDifferent | 1x 8-pin | 2x 8-pin |
| Board NumberDifferent | C940, D009-04 | 109-C20647-00 |
| HeightDifferent | N/A | 115 mm4.5 inches |
| WidthDifferent | N/A | 40 mm1.6 inches |
Graphics Features
| Feature | AMD Radeon RX 580 | AMD Radeon HD 6990 |
|---|---|---|
| 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
51
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 6990
Compare AMD Radeon HD 6990 with other GPUs of similar performance
AMD Radeon HD 6990 vs GeForce GTX 1650
GeForce GTX 1650 Performance119%
GeForce GTX 1650 is 19% faster than AMD Radeon HD 6990
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AMD Radeon HD 6990 vs Radeon RX 6400
Radeon RX 6400 Performance117%
Radeon RX 6400 is 17% faster than AMD Radeon HD 6990
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AMD Radeon HD 6990 vs Arc A380
Arc A380 Performance115%
Arc A380 is 15% faster than AMD Radeon HD 6990
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AMD Radeon HD 6990 vs GeForce GTX 780
GeForce GTX 780 Performance115%
GeForce GTX 780 is 15% faster than AMD Radeon HD 6990
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AMD Radeon HD 6990 vs Radeon HD 7970 GHz Edition
Radeon HD 7970 GHz Edition Performance104%
Radeon HD 7970 GHz Edition is 4% faster than AMD Radeon HD 6990
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AMD Radeon HD 6990 vs GeForce GTX 590
GeForce GTX 590 Performance104%
GeForce GTX 590 is 4% faster than AMD Radeon HD 6990
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