GPU Comparison
Side-by-side comparison of specifications and performance
Performance Comparison
AMD Radeon RX 6800
2532%
2532%
AMD Radeon HD 6670
5%
5%
AMD Radeon RX 6800 is approximately 2527% faster
Technical Specifications
| Specification | AMD Radeon RX 6800 | AMD Radeon HD 6670 |
|---|---|---|
| Graphics ProcessorDifferent | Navi 21 | Turks |
| CoresDifferent | 3840 | 480 |
| TMUsDifferent | 240 | 24 |
| ROPsDifferent | 96 | 8 |
| Memory SizeDifferent | 16 GB | 1024 MB |
| Memory TypeDifferent | GDDR6 | GDDR5 |
| Bus WidthDifferent | 256 bit | 128 bit |
Graphics Processor
| Feature | AMD Radeon RX 6800 | AMD Radeon HD 6670 |
|---|---|---|
| GPU NameDifferent | Navi 21 | Turks |
| GPU VariantDifferent | Navi 21 XL(215-121000187) | Turks XT(215-0803000) |
| ArchitectureDifferent | RDNA 2.0 | TeraScale 2 |
| Foundry | TSMC | TSMC |
| Process SizeDifferent | 7 nm | 40 nm |
| TransistorsDifferent | 26,800 million | 716 million |
| DensityDifferent | 51.5M / mm² | 6.1M / mm² |
| Die SizeDifferent | 520 mm² | 118 mm² |
| Chip PackageDifferent | BGA-2425 | FCBGA-962 |
Graphics Card
| Feature | AMD Radeon RX 6800 | AMD Radeon HD 6670 |
|---|---|---|
| Release DateDifferent | Oct 28th, 2020 | Apr 19th, 2011 |
| AvailabilityDifferent | Nov 18th, 2020 | N/A |
| GenerationDifferent | Navi II(RX 6000) | Northern Islands(HD 6600) |
| PredecessorDifferent | Navi | Evergreen |
| SuccessorDifferent | Navi III | Southern Islands |
| ProductionDifferent | Active | End-of-life |
| Launch PriceDifferent | 579 USD | 99 USD |
| Current PriceDifferent | Amazon/Newegg | N/A |
| Bus InterfaceDifferent | PCIe 4.0 x16 | PCIe 2.0 x16 |
| ReviewsDifferent | 22 in our database | 35 in our database |
Clock Speeds
| Feature | AMD Radeon RX 6800 | AMD Radeon HD 6670 |
|---|---|---|
| Base ClockDifferent | 1700 MHz | N/A |
| Game ClockDifferent | 1815 MHz | N/A |
| Boost ClockDifferent | 2105 MHz | N/A |
| Memory ClockDifferent | 2000 MHz16 Gbps effective | 1000 MHz4 Gbps effective |
| GPU ClockDifferent | N/A | 800 MHz |
Memory
| Feature | AMD Radeon RX 6800 | AMD Radeon HD 6670 |
|---|---|---|
| Memory SizeDifferent | 16 GB | 1024 MB |
| Memory TypeDifferent | GDDR6 | GDDR5 |
| Memory BusDifferent | 256 bit | 128 bit |
| BandwidthDifferent | 512.0 GB/s | 64.00 GB/s |
Render Config
| Feature | AMD Radeon RX 6800 | AMD Radeon HD 6670 |
|---|---|---|
| Shading UnitsDifferent | 3840 | 480 |
| TMUsDifferent | 240 | 24 |
| ROPsDifferent | 96 | 8 |
| Compute UnitsDifferent | 60 | 6 |
| RT CoresDifferent | 60 | N/A |
| L0 CacheDifferent | 32 KB per WGP | N/A |
| L1 CacheDifferent | 128 KB per Array | 8 KB (per CU) |
| L2 CacheDifferent | 4 MB | 256 KB |
| L3 CacheDifferent | 128 MB | N/A |
Theoretical Performance
| Feature | AMD Radeon RX 6800 | AMD Radeon HD 6670 |
|---|---|---|
| Pixel RateDifferent | 202.1 GPixel/s | 6.400 GPixel/s |
| Texture RateDifferent | 505.2 GTexel/s | 19.20 GTexel/s |
| FP16 (half)Different | 32.33 TFLOPS (2:1) | N/A |
| FP32 (float)Different | 16.17 TFLOPS | 768.0 GFLOPS |
| FP64 (double)Different | 1,010.4 GFLOPS (1:16) | N/A |
Board Design
| Feature | AMD Radeon RX 6800 | AMD Radeon HD 6670 |
|---|---|---|
| Slot WidthDifferent | Dual-slot | Single-slot |
| LengthDifferent | 267 mm10.5 inches | 168 mm6.6 inches |
| HeightDifferent | 120 mm4.7 inches | N/A |
| WidthDifferent | 40 mm1.6 inches | N/A |
| TDPDifferent | 250 W | 66 W |
| Suggested PSUDifferent | 600 W | 250 W |
| OutputsDifferent | 1x HDMI 2.12x DisplayPort 1.4a1x USB Type-C | 1x DVI1x HDMI 1.3a1x VGA |
| Power ConnectorsDifferent | 2x 8-pin | None |
| Part NumberDifferent | 102-D41209 | N/A |
| Board NumberDifferent | 109-D412A7-00_03 | 109-C33437-00 |
Graphics Features
| Feature | AMD Radeon RX 6800 | AMD Radeon HD 6670 |
|---|---|---|
| DirectXDifferent | 12 Ultimate (12_2) | 11.2 (11_0) |
| OpenGLDifferent | 4.6 | 4.4 |
| OpenCLDifferent | 2.1 | 1.2 |
| VulkanDifferent | 1.3 | N/A |
| Shader ModelDifferent | 6.8 | 5.0 |
Comparison Summary
7
Specifications Compared
8
Feature Categories
57
Detailed Features
More Comparisons with AMD Radeon RX 6800
Compare AMD Radeon RX 6800 with other GPUs of similar performance
AMD Radeon RX 6800 vs Radeon RX 6800 XT
Radeon RX 6800 XT Performance118%
Radeon RX 6800 XT is 18% faster than AMD Radeon RX 6800
Compare Detailed Specs
AMD Radeon RX 6800 vs GeForce RTX 5060 Ti 16 GB
GeForce RTX 5060 Ti 16 GB Performance109%
GeForce RTX 5060 Ti 16 GB is 9% faster than AMD Radeon RX 6800
Compare Detailed Specs
AMD Radeon RX 6800 vs GeForce RTX 5060 Ti 8 GB
GeForce RTX 5060 Ti 8 GB Performance109%
GeForce RTX 5060 Ti 8 GB is 9% faster than AMD Radeon RX 6800
Compare Detailed Specs
AMD Radeon RX 6800 vs Radeon RX 7700 XT
Radeon RX 7700 XT Performance107%
Radeon RX 7700 XT is 7% faster than AMD Radeon RX 6800
Compare Detailed Specs
AMD Radeon RX 6800 vs Radeon RX 9060 XT 16 GB
Radeon RX 9060 XT 16 GB Performance104%
Radeon RX 9060 XT 16 GB is 4% faster than AMD Radeon RX 6800
Compare Detailed Specs
AMD Radeon RX 6800 vs GeForce RTX 3070 Ti
GeForce RTX 3070 Ti Performance103%
GeForce RTX 3070 Ti is 3% faster than AMD Radeon RX 6800
Compare Detailed Specs
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
Compare Detailed Specs
AMD Radeon HD 6670 vs Radeon HD 4850
Radeon HD 4850 Performance116%
Radeon HD 4850 is 16% faster than AMD Radeon HD 6670
Compare Detailed Specs
AMD Radeon HD 6670 vs Radeon HD 4770
Radeon HD 4770 Performance110%
Radeon HD 4770 is 10% faster than AMD Radeon HD 6670
Compare Detailed Specs
AMD Radeon HD 6670 vs Radeon HD 4830
Radeon HD 4830 Performance103%
Radeon HD 4830 is 3% faster than AMD Radeon HD 6670
Compare Detailed Specs
AMD Radeon HD 6670 vs Radeon HD 6670
Radeon HD 6670 Performance100%
Radeon HD 6670 is 0% slower than AMD Radeon HD 6670
Compare Detailed Specs
AMD Radeon HD 6670 vs GeForce 9800 GT
GeForce 9800 GT Performance96%
GeForce 9800 GT is 4% slower than AMD Radeon HD 6670
Compare Detailed Specs