GPU Comparison
Side-by-side comparison of specifications and performance
Performance Comparison
AMD Radeon R9 390X
712%
712%
AMD Radeon HD 6670
14%
14%
AMD Radeon R9 390X is approximately 698% faster
Technical Specifications
| Specification | AMD Radeon R9 390X | AMD Radeon HD 6670 |
|---|---|---|
| Graphics ProcessorDifferent | Grenada | Turks |
| CoresDifferent | 2816 | 480 |
| TMUsDifferent | 176 | 24 |
| ROPsDifferent | 64 | 8 |
| Memory SizeDifferent | 8 GB | 1024 MB |
| Memory Type | GDDR5 | GDDR5 |
| Bus WidthDifferent | 512 bit | 128 bit |
Graphics Processor
| Feature | AMD Radeon R9 390X | AMD Radeon HD 6670 |
|---|---|---|
| GPU NameDifferent | Grenada | Turks |
| GPU VariantDifferent | Grenada XT(215-0880004) | Turks XT(215-0803000) |
| ArchitectureDifferent | GCN 2.0 | TeraScale 2 |
| Foundry | TSMC | TSMC |
| Process SizeDifferent | 28 nm | 40 nm |
| TransistorsDifferent | 6,200 million | 716 million |
| DensityDifferent | 14.2M / mm² | 6.1M / mm² |
| Die SizeDifferent | 438 mm² | 118 mm² |
| Chip PackageDifferent | N/A | FCBGA-962 |
Graphics Card
| Feature | AMD Radeon R9 390X | AMD Radeon HD 6670 |
|---|---|---|
| Release DateDifferent | Jun 18th, 2015 | Apr 19th, 2011 |
| GenerationDifferent | Pirate Islands(R9 300) | Northern Islands(HD 6600) |
| PredecessorDifferent | Volcanic Islands | Evergreen |
| SuccessorDifferent | Arctic Islands | Southern Islands |
| Production | End-of-life | End-of-life |
| Launch PriceDifferent | 429 USD | 99 USD |
| Bus InterfaceDifferent | PCIe 3.0 x16 | PCIe 2.0 x16 |
| ReviewsDifferent | 60 in our database | 35 in our database |
Clock Speeds
| Feature | AMD Radeon R9 390X | AMD Radeon HD 6670 |
|---|---|---|
| GPU ClockDifferent | 1050 MHz | 800 MHz |
| Memory ClockDifferent | 1500 MHz6 Gbps effective | 1000 MHz4 Gbps effective |
Memory
| Feature | AMD Radeon R9 390X | AMD Radeon HD 6670 |
|---|---|---|
| Memory SizeDifferent | 8 GB | 1024 MB |
| Memory Type | GDDR5 | GDDR5 |
| Memory BusDifferent | 512 bit | 128 bit |
| BandwidthDifferent | 384.0 GB/s | 64.00 GB/s |
Render Config
| Feature | AMD Radeon R9 390X | AMD Radeon HD 6670 |
|---|---|---|
| Shading UnitsDifferent | 2816 | 480 |
| TMUsDifferent | 176 | 24 |
| ROPsDifferent | 64 | 8 |
| Compute UnitsDifferent | 44 | 6 |
| L1 CacheDifferent | 16 KB (per CU) | 8 KB (per CU) |
| L2 CacheDifferent | 1024 KB | 256 KB |
Theoretical Performance
| Feature | AMD Radeon R9 390X | AMD Radeon HD 6670 |
|---|---|---|
| Pixel RateDifferent | 67.20 GPixel/s | 6.400 GPixel/s |
| Texture RateDifferent | 184.8 GTexel/s | 19.20 GTexel/s |
| FP32 (float)Different | 5.914 TFLOPS | 768.0 GFLOPS |
| FP64 (double)Different | 739.2 GFLOPS (1:8) | N/A |
Board Design
| Feature | AMD Radeon R9 390X | AMD Radeon HD 6670 |
|---|---|---|
| Slot WidthDifferent | Dual-slot | Single-slot |
| LengthDifferent | 275 mm10.8 inches | 168 mm6.6 inches |
| HeightDifferent | 109 mm4.3 inches | N/A |
| WidthDifferent | 36 mm1.4 inches | N/A |
| TDPDifferent | 275 W | 66 W |
| Suggested PSUDifferent | 600 W | 250 W |
| OutputsDifferent | 2x DVI1x HDMI 1.4a1x DisplayPort 1.2 | 1x DVI1x HDMI 1.3a1x VGA |
| Power ConnectorsDifferent | 1x 6-pin + 1x 8-pin | None |
| Board NumberDifferent | 109-C67157-00_02, C679-37 | 109-C33437-00 |
Graphics Features
| Feature | AMD Radeon R9 390X | AMD Radeon HD 6670 |
|---|---|---|
| DirectXDifferent | 12 (12_0) | 11.2 (11_0) |
| OpenGLDifferent | 4.6 | 4.4 |
| OpenCLDifferent | 2.1 | 1.2 |
| VulkanDifferent | 1.2.170 | N/A |
| Shader ModelDifferent | 6.5 | 5.0 |
Comparison Summary
7
Specifications Compared
8
Feature Categories
47
Detailed Features
More Comparisons with AMD Radeon R9 390X
Compare AMD Radeon R9 390X with other GPUs of similar performance
AMD Radeon R9 390X vs Radeon R9 FURY X
Radeon R9 FURY X Performance120%
Radeon R9 FURY X is 20% faster than AMD Radeon R9 390X
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AMD Radeon R9 390X vs GeForce GTX 1660
GeForce GTX 1660 Performance119%
GeForce GTX 1660 is 19% faster than AMD Radeon R9 390X
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AMD Radeon R9 390X vs Radeon RX 590
Radeon RX 590 Performance112%
Radeon RX 590 is 12% faster than AMD Radeon R9 390X
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AMD Radeon R9 390X vs Radeon R9 FURY
Radeon R9 FURY Performance110%
Radeon R9 FURY is 10% faster than AMD Radeon R9 390X
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AMD Radeon R9 390X vs GeForce GTX 980
GeForce GTX 980 Performance108%
GeForce GTX 980 is 8% faster than AMD Radeon R9 390X
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AMD Radeon R9 390X vs GeForce GTX 1650 SUPER
GeForce GTX 1650 SUPER Performance107%
GeForce GTX 1650 SUPER is 7% faster than AMD Radeon R9 390X
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More Comparisons with AMD Radeon HD 6670
Compare AMD Radeon HD 6670 with other GPUs of similar performance
AMD Radeon HD 6670 vs GeForce GTS 250
GeForce GTS 250 Performance119%
GeForce GTS 250 is 19% faster than AMD Radeon HD 6670
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AMD Radeon HD 6670 vs Radeon HD 4850
Radeon HD 4850 Performance116%
Radeon HD 4850 is 16% faster than AMD Radeon HD 6670
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AMD Radeon HD 6670 vs Radeon HD 4770
Radeon HD 4770 Performance110%
Radeon HD 4770 is 10% faster than AMD Radeon HD 6670
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AMD Radeon HD 6670 vs Radeon HD 4830
Radeon HD 4830 Performance103%
Radeon HD 4830 is 3% faster than AMD Radeon HD 6670
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AMD Radeon HD 6670 vs Radeon HD 6670
Radeon HD 6670 Performance100%
Radeon HD 6670 is 0% slower than AMD Radeon HD 6670
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AMD Radeon HD 6670 vs GeForce 9800 GT
GeForce 9800 GT Performance96%
GeForce 9800 GT is 4% slower than AMD Radeon HD 6670
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