GPU Comparison
Side-by-side comparison of specifications and performance
Performance Comparison
NVIDIA GeForce GTX 1660
194%
194%
AMD Radeon HD 6990
56%
56%
NVIDIA GeForce GTX 1660 is approximately 138% faster
Technical Specifications
| Specification | NVIDIA GeForce GTX 1660 | AMD Radeon HD 6990 |
|---|---|---|
| Graphics ProcessorDifferent | TU116 | Antilles x2 |
| CoresDifferent | 1408 | 1536 x2 |
| TMUsDifferent | 88 | 96 x2 |
| ROPsDifferent | 48 | 32 x2 |
| Memory SizeDifferent | 6 GB | 2 GB x2 |
| Memory Type | GDDR5 | GDDR5 |
| Bus WidthDifferent | 192 bit | 256 bit x2 |
Graphics Processor
| Feature | NVIDIA GeForce GTX 1660 | AMD Radeon HD 6990 |
|---|---|---|
| GPU NameDifferent | TU116 | Antilles |
| GPU VariantDifferent | TU116-300-A1 | Antilles XT(215-0807027) |
| ArchitectureDifferent | Turing | TeraScale 3 |
| Foundry | TSMC | TSMC |
| Process SizeDifferent | 12 nm | 40 nm |
| TransistorsDifferent | 6,600 million | 2,640 million |
| DensityDifferent | 23.2M / mm² | 6.8M / mm² |
| Die SizeDifferent | 284 mm² | 389 mm² |
| Chip PackageDifferent | BGA-2228 | N/A |
Graphics Card
| Feature | NVIDIA GeForce GTX 1660 | AMD Radeon HD 6990 |
|---|---|---|
| Release DateDifferent | Mar 14th, 2019 | Mar 8th, 2011 |
| GenerationDifferent | GeForce 16 | Northern Islands(HD 6900) |
| PredecessorDifferent | GeForce 10 | Evergreen |
| SuccessorDifferent | GeForce 20 | Southern Islands |
| ProductionDifferent | Active | End-of-life |
| Launch PriceDifferent | 219 USD | 699 USD |
| Bus InterfaceDifferent | PCIe 3.0 x16 | PCIe 2.0 x16 |
| ReviewsDifferent | 40 in our database | 47 in our database |
Clock Speeds
| Feature | NVIDIA GeForce GTX 1660 | AMD Radeon HD 6990 |
|---|---|---|
| Base ClockDifferent | 1530 MHz | N/A |
| Boost ClockDifferent | 1785 MHz | N/A |
| Memory ClockDifferent | 2001 MHz8 Gbps effective | 1250 MHz5 Gbps effective |
| GPU ClockDifferent | N/A | 830 MHz |
Memory
| Feature | NVIDIA GeForce GTX 1660 | AMD Radeon HD 6990 |
|---|---|---|
| Memory SizeDifferent | 6 GB | 2 GB |
| Memory Type | GDDR5 | GDDR5 |
| Memory BusDifferent | 192 bit | 256 bit |
| BandwidthDifferent | 192.1 GB/s | 160.0 GB/s |
Render Config
| Feature | NVIDIA GeForce GTX 1660 | AMD Radeon HD 6990 |
|---|---|---|
| Shading UnitsDifferent | 1408 | 1536 |
| TMUsDifferent | 88 | 96 |
| ROPsDifferent | 48 | 32 |
| SM CountDifferent | 22 | N/A |
| L1 CacheDifferent | 64 KB (per SM) | 8 KB (per CU) |
| L2 CacheDifferent | 1536 KB | 512 KB |
| Compute UnitsDifferent | N/A | 24 |
Theoretical Performance
| Feature | NVIDIA GeForce GTX 1660 | AMD Radeon HD 6990 |
|---|---|---|
| Pixel RateDifferent | 85.68 GPixel/s | 26.56 GPixel/s |
| Texture RateDifferent | 157.1 GTexel/s | 79.68 GTexel/s |
| FP16 (half)Different | 10.05 TFLOPS (2:1) | N/A |
| FP32 (float)Different | 5.027 TFLOPS | 2.550 TFLOPS |
| FP64 (double)Different | 157.1 GFLOPS (1:32) | 637.4 GFLOPS (1:4) |
Board Design
| Feature | NVIDIA GeForce GTX 1660 | AMD Radeon HD 6990 |
|---|---|---|
| Slot Width | Dual-slot | Dual-slot |
| LengthDifferent | 229 mm9 inches | 310 mm12.2 inches |
| HeightDifferent | 111 mm4.4 inches | 115 mm4.5 inches |
| WidthDifferent | 35 mm1.4 inches | 40 mm1.6 inches |
| TDPDifferent | 120 W | 375 W |
| Suggested PSUDifferent | 300 W | 750 W |
| OutputsDifferent | 1x DVI1x HDMI 2.01x DisplayPort 1.4a | 1x DVI4x mini-DisplayPort 1.2 |
| Power ConnectorsDifferent | 1x 8-pin | 2x 8-pin |
| Board NumberDifferent | PG165 SKU 0 | 109-C20647-00 |
Graphics Features
| Feature | NVIDIA GeForce GTX 1660 | AMD Radeon HD 6990 |
|---|---|---|
| DirectXDifferent | 12 (12_1) | 11.2 (11_0) |
| OpenGLDifferent | 4.6 | 4.4 |
| OpenCLDifferent | 3.0 | 1.2 |
| VulkanDifferent | 1.3 | N/A |
| CUDADifferent | 7.5 | N/A |
| Shader ModelDifferent | 6.8 | 5.0 |
Comparison Summary
7
Specifications Compared
8
Feature Categories
52
Detailed Features
More Comparisons with NVIDIA GeForce GTX 1660
Compare NVIDIA GeForce GTX 1660 with other GPUs of similar performance
NVIDIA GeForce GTX 1660 vs Radeon RX Vega 56
Radeon RX Vega 56 Performance119%
Radeon RX Vega 56 is 19% faster than NVIDIA GeForce GTX 1660
Compare Detailed Specs
NVIDIA GeForce GTX 1660 vs GeForce GTX 1070
GeForce GTX 1070 Performance115%
GeForce GTX 1070 is 15% faster than NVIDIA GeForce GTX 1660
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NVIDIA GeForce GTX 1660 vs GeForce GTX 1660 SUPER
GeForce GTX 1660 SUPER Performance109%
GeForce GTX 1660 SUPER is 9% faster than NVIDIA GeForce GTX 1660
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NVIDIA GeForce GTX 1660 vs GeForce GTX 1660 Ti
GeForce GTX 1660 Ti Performance109%
GeForce GTX 1660 Ti is 9% faster than NVIDIA GeForce GTX 1660
Compare Detailed Specs
NVIDIA GeForce GTX 1660 vs GeForce GTX 980 Ti
GeForce GTX 980 Ti Performance103%
GeForce GTX 980 Ti is 3% faster than NVIDIA GeForce GTX 1660
Compare Detailed Specs
NVIDIA GeForce GTX 1660 vs GeForce RTX 3050 8 GB
GeForce RTX 3050 8 GB Performance102%
GeForce RTX 3050 8 GB is 2% faster than NVIDIA GeForce GTX 1660
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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
Compare Detailed Specs
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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