GPU Comparison
Side-by-side comparison of specifications and performance
Performance Comparison
AMD Radeon RX 7800 XT
AMD Radeon HD 6790
Technical Specifications
| Specification | AMD Radeon RX 7800 XT | AMD Radeon HD 6790 |
|---|---|---|
| Graphics ProcessorDifferent | Navi 32 | Barts |
| CoresDifferent | 3840 | 800 |
| TMUsDifferent | 240 | 40 |
| ROPsDifferent | 96 | 16 |
| Memory SizeDifferent | 16 GB | 1024 MB |
| Memory TypeDifferent | GDDR6 | GDDR5 |
| Bus Width | 256 bit | 256 bit |
Graphics Processor
| Feature | AMD Radeon RX 7800 XT | AMD Radeon HD 6790 |
|---|---|---|
| GPU NameDifferent | Navi 32 | Barts |
| CodenameDifferent | Wheat Nas | N/A |
| GPU VariantDifferent | Navi 32 XT(215-180000006) | Barts LE(215-0798002) |
| ArchitectureDifferent | RDNA 3.0 | TeraScale 2 |
| Foundry | TSMC | TSMC |
| Process SizeDifferent | 5 nm | 40 nm |
| MCD ProcessDifferent | 6 nm | N/A |
| Process TypeDifferent | N5 / N6 FinFET | N/A |
| TransistorsDifferent | 28,100 million | 1,700 million |
| DensityDifferent | 81.2M / mm² | 6.7M / mm² |
| Die SizeDifferent | 346 mm² | 255 mm² |
| GCD SizeDifferent | 200mm² | N/A |
| MCD SizeDifferent | 36.6 mm² x4 | N/A |
| Chip PackageDifferent | MCM | HFCBGA-1737 |
| Package SizeDifferent | 40mm × 40mm | N/A |
Graphics Card
| Feature | AMD Radeon RX 7800 XT | AMD Radeon HD 6790 |
|---|---|---|
| Release DateDifferent | Aug 25th, 2023 | Apr 4th, 2011 |
| AvailabilityDifferent | Sep 6th, 2023 | N/A |
| GenerationDifferent | Navi III(RX 7000) | Northern Islands(HD 6700) |
| PredecessorDifferent | Navi II | Evergreen |
| SuccessorDifferent | Navi IV | Southern Islands |
| ProductionDifferent | Active | End-of-life |
| Launch PriceDifferent | 499 USD | 149 USD |
| Current PriceDifferent | Amazon/Newegg | N/A |
| Bus InterfaceDifferent | PCIe 4.0 x16 | PCIe 2.0 x16 |
| ReviewsDifferent | 44 in our database | 37 in our database |
Clock Speeds
| Feature | AMD Radeon RX 7800 XT | AMD Radeon HD 6790 |
|---|---|---|
| Base ClockDifferent | 1295 MHz | N/A |
| Game ClockDifferent | 2124 MHz | N/A |
| Boost ClockDifferent | 2430 MHz | N/A |
| Memory ClockDifferent | 2438 MHz19.5 Gbps effective | 1050 MHz4.2 Gbps effective |
| GPU ClockDifferent | N/A | 840 MHz |
Memory
| Feature | AMD Radeon RX 7800 XT | AMD Radeon HD 6790 |
|---|---|---|
| Memory SizeDifferent | 16 GB | 1024 MB |
| Memory TypeDifferent | GDDR6 | GDDR5 |
| Memory Bus | 256 bit | 256 bit |
| BandwidthDifferent | 624.1 GB/s | 134.4 GB/s |
Render Config
| Feature | AMD Radeon RX 7800 XT | AMD Radeon HD 6790 |
|---|---|---|
| Shading UnitsDifferent | 3840 | 800 |
| TMUsDifferent | 240 | 40 |
| ROPsDifferent | 96 | 16 |
| Compute UnitsDifferent | 60 | 10 |
| Matrix CoresDifferent | 120 | N/A |
| 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 | 512 KB |
| L3 CacheDifferent | 64 MB | N/A |
Theoretical Performance
| Feature | AMD Radeon RX 7800 XT | AMD Radeon HD 6790 |
|---|---|---|
| Pixel RateDifferent | 233.3 GPixel/s | 13.44 GPixel/s |
| Texture RateDifferent | 583.2 GTexel/s | 33.60 GTexel/s |
| FP16 (half)Different | 74.65 TFLOPS (2:1) | N/A |
| FP32 (float)Different | 37.32 TFLOPS | 1,344.0 GFLOPS |
| FP64 (double)Different | 1,166.4 GFLOPS (1:32) | N/A |
Board Design
| Feature | AMD Radeon RX 7800 XT | AMD Radeon HD 6790 |
|---|---|---|
| Slot Width | Dual-slot | Dual-slot |
| LengthDifferent | 267 mm10.5 inches | 198 mm7.8 inches |
| HeightDifferent | 111 mm4.4 inches | N/A |
| WidthDifferent | 50 mm2 inches | N/A |
| TDPDifferent | 263 W | 150 W |
| Suggested PSUDifferent | 600 W | 450 W |
| OutputsDifferent | 1x HDMI 2.1a3x DisplayPort 2.1 | 2x DVI1x HDMI 1.3a1x DisplayPort 1.1 |
| Power ConnectorsDifferent | 2x 8-pin | 2x 6-pin |
| Board NumberDifferent | 109-D712A7-00_02 | C220, 109-C22237-00 |
Graphics Features
| Feature | AMD Radeon RX 7800 XT | AMD Radeon HD 6790 |
|---|---|---|
| DirectXDifferent | 12 Ultimate (12_2) | 11.2 (11_0) |
| OpenGLDifferent | 4.6 | 4.4 |
| OpenCLDifferent | 2.2 | 1.2 |
| VulkanDifferent | 1.3 | N/A |
| Shader ModelDifferent | 6.8 | 5.0 |
Comparison Summary
More Comparisons with AMD Radeon RX 7800 XT
Compare AMD Radeon RX 7800 XT with other GPUs of similar performance
AMD Radeon RX 7800 XT vs GeForce RTX 4070 Ti
GeForce RTX 4070 Ti is 16% faster than AMD Radeon RX 7800 XT
AMD Radeon RX 7800 XT vs GeForce RTX 5070
GeForce RTX 5070 is 15% faster than AMD Radeon RX 7800 XT
AMD Radeon RX 7800 XT vs GeForce RTX 3090
GeForce RTX 3090 is 13% faster than AMD Radeon RX 7800 XT
AMD Radeon RX 7800 XT vs GeForce RTX 3080 Ti
GeForce RTX 3080 Ti is 11% faster than AMD Radeon RX 7800 XT
AMD Radeon RX 7800 XT vs GeForce RTX 4070 SUPER
GeForce RTX 4070 SUPER is 8% faster than AMD Radeon RX 7800 XT
AMD Radeon RX 7800 XT vs Radeon RX 7900 GRE
Radeon RX 7900 GRE is 6% faster than AMD Radeon RX 7800 XT
More Comparisons with AMD Radeon HD 6790
Compare AMD Radeon HD 6790 with other GPUs of similar performance
AMD Radeon HD 6790 vs GeForce GTX 285
GeForce GTX 285 is 19% faster than AMD Radeon HD 6790
AMD Radeon HD 6790 vs Radeon HD 6850
Radeon HD 6850 is 16% faster than AMD Radeon HD 6790
AMD Radeon HD 6790 vs GeForce GTX 280
GeForce GTX 280 is 9% faster than AMD Radeon HD 6790
AMD Radeon HD 6790 vs Radeon HD 7770 GHz Edition
Radeon HD 7770 GHz Edition is 9% faster than AMD Radeon HD 6790
AMD Radeon HD 6790 vs GeForce GTX 275
GeForce GTX 275 is 8% faster than AMD Radeon HD 6790
AMD Radeon HD 6790 vs GeForce GTX 460
GeForce GTX 460 is 6% faster than AMD Radeon HD 6790

