GPU Comparison
Side-by-side comparison of specifications and performance
Performance Comparison
AMD Radeon RX 6600 XT
209%
209%
AMD Radeon R9 290X
48%
48%
AMD Radeon RX 6600 XT is approximately 161% faster
Technical Specifications
| Specification | AMD Radeon RX 6600 XT | AMD Radeon R9 290X |
|---|---|---|
| Graphics ProcessorDifferent | Navi 23 | Hawaii |
| CoresDifferent | 2048 | 2816 |
| TMUsDifferent | 128 | 176 |
| ROPs | 64 | 64 |
| Memory SizeDifferent | 8 GB | 4 GB |
| Memory TypeDifferent | GDDR6 | GDDR5 |
| Bus WidthDifferent | 128 bit | 512 bit |
Graphics Processor
| Feature | AMD Radeon RX 6600 XT | AMD Radeon R9 290X |
|---|---|---|
| GPU NameDifferent | Navi 23 | Hawaii |
| GPU VariantDifferent | Navi 23 XT(215-130000006) | Hawaii XT(215-0852000) |
| ArchitectureDifferent | RDNA 2.0 | GCN 2.0 |
| Foundry | TSMC | TSMC |
| Process SizeDifferent | 7 nm | 28 nm |
| TransistorsDifferent | 11,060 million | 6,200 million |
| DensityDifferent | 46.7M / mm² | 14.2M / mm² |
| Die SizeDifferent | 237 mm² | 438 mm² |
| Chip PackageDifferent | BGA-1269 | N/A |
Graphics Card
| Feature | AMD Radeon RX 6600 XT | AMD Radeon R9 290X |
|---|---|---|
| Release DateDifferent | Jul 30th, 2021 | Oct 24th, 2013 |
| AvailabilityDifferent | Aug 10th, 2021 | N/A |
| GenerationDifferent | Navi II(RX 6000) | Volcanic Islands(R9 200) |
| PredecessorDifferent | Navi | Sea Islands |
| SuccessorDifferent | Navi III | Pirate Islands |
| ProductionDifferent | Active | End-of-life |
| Launch PriceDifferent | 379 USD | 549 USD |
| Current PriceDifferent | Amazon/Newegg | N/A |
| Bus InterfaceDifferent | PCIe 4.0 x8 | PCIe 3.0 x16 |
| ReviewsDifferent | 45 in our database | 147 in our database |
Clock Speeds
| Feature | AMD Radeon RX 6600 XT | AMD Radeon R9 290X |
|---|---|---|
| Base ClockDifferent | 1968 MHz | N/A |
| Game ClockDifferent | 2359 MHz | N/A |
| Boost ClockDifferent | 2589 MHz | N/A |
| Memory ClockDifferent | 2000 MHz16 Gbps effective | 1250 MHz5 Gbps effective |
| GPU ClockDifferent | N/A | 1000 MHz |
Memory
| Feature | AMD Radeon RX 6600 XT | AMD Radeon R9 290X |
|---|---|---|
| Memory SizeDifferent | 8 GB | 4 GB |
| Memory TypeDifferent | GDDR6 | GDDR5 |
| Memory BusDifferent | 128 bit | 512 bit |
| BandwidthDifferent | 256.0 GB/s | 320.0 GB/s |
Render Config
| Feature | AMD Radeon RX 6600 XT | AMD Radeon R9 290X |
|---|---|---|
| Shading UnitsDifferent | 2048 | 2816 |
| TMUsDifferent | 128 | 176 |
| ROPs | 64 | 64 |
| Compute UnitsDifferent | 32 | 44 |
| RT CoresDifferent | 32 | N/A |
| L0 CacheDifferent | 32 KB per WGP | N/A |
| L1 CacheDifferent | 128 KB per Array | 16 KB (per CU) |
| L2 CacheDifferent | 2 MB | 1024 KB |
| L3 CacheDifferent | 32 MB | N/A |
Theoretical Performance
| Feature | AMD Radeon RX 6600 XT | AMD Radeon R9 290X |
|---|---|---|
| Pixel RateDifferent | 165.7 GPixel/s | 64.00 GPixel/s |
| Texture RateDifferent | 331.4 GTexel/s | 176.0 GTexel/s |
| FP16 (half)Different | 21.21 TFLOPS (2:1) | N/A |
| FP32 (float)Different | 10.60 TFLOPS | 5.632 TFLOPS |
| FP64 (double)Different | 662.8 GFLOPS (1:16) | 704.0 GFLOPS (1:8) |
Board Design
| Feature | AMD Radeon RX 6600 XT | AMD Radeon R9 290X |
|---|---|---|
| Slot Width | Dual-slot | Dual-slot |
| LengthDifferent | 190 mm7.5 inches | 275 mm10.8 inches |
| HeightDifferent | 110 mm4.3 inches | 109 mm4.3 inches |
| WidthDifferent | 40 mm1.6 inches | 36 mm1.4 inches |
| TDPDifferent | 160 W | 290 W |
| Suggested PSUDifferent | 450 W | 600 W |
| OutputsDifferent | 1x HDMI 2.13x DisplayPort 1.4a | 2x DVI1x HDMI 1.4a1x DisplayPort 1.2 |
| Power ConnectorsDifferent | 1x 8-pin | 1x 6-pin + 1x 8-pin |
| Board NumberDifferent | D532 | 109-C67157-00_02, 109-C67157-00C_03 |
Graphics Features
| Feature | AMD Radeon RX 6600 XT | AMD Radeon R9 290X |
|---|---|---|
| DirectXDifferent | 12 Ultimate (12_2) | 12 (12_0) |
| OpenGL | 4.6 | 4.6 |
| OpenCL | 2.1 | 2.1 |
| VulkanDifferent | 1.3 | 1.2.170 |
| Shader ModelDifferent | 6.8 | 6.5 |
Comparison Summary
7
Specifications Compared
8
Feature Categories
56
Detailed Features
More Comparisons with AMD Radeon RX 6600 XT
Compare AMD Radeon RX 6600 XT with other GPUs of similar performance
AMD Radeon RX 6600 XT vs GeForce RTX 2080 SUPER
GeForce RTX 2080 SUPER Performance120%
GeForce RTX 2080 SUPER is 20% faster than AMD Radeon RX 6600 XT
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AMD Radeon RX 6600 XT vs Radeon RX 7600 XT
Radeon RX 7600 XT Performance119%
Radeon RX 7600 XT is 19% faster than AMD Radeon RX 6600 XT
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AMD Radeon RX 6600 XT vs GeForce RTX 4060
GeForce RTX 4060 Performance119%
GeForce RTX 4060 is 19% faster than AMD Radeon RX 6600 XT
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AMD Radeon RX 6600 XT vs Arc B580
Arc B580 Performance119%
Arc B580 is 19% faster than AMD Radeon RX 6600 XT
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AMD Radeon RX 6600 XT vs GeForce RTX 5050
GeForce RTX 5050 Performance115%
GeForce RTX 5050 is 15% faster than AMD Radeon RX 6600 XT
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AMD Radeon RX 6600 XT vs GeForce RTX 2080
GeForce RTX 2080 Performance115%
GeForce RTX 2080 is 15% faster than AMD Radeon RX 6600 XT
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More Comparisons with AMD Radeon R9 290X
Compare AMD Radeon R9 290X with other GPUs of similar performance
AMD Radeon R9 290X vs Radeon R9 FURY
Radeon R9 FURY Performance118%
Radeon R9 FURY is 18% faster than AMD Radeon R9 290X
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AMD Radeon R9 290X vs GeForce GTX 980
GeForce GTX 980 Performance116%
GeForce GTX 980 is 16% faster than AMD Radeon R9 290X
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AMD Radeon R9 290X vs GeForce GTX 1650 SUPER
GeForce GTX 1650 SUPER Performance115%
GeForce GTX 1650 SUPER is 15% faster than AMD Radeon R9 290X
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AMD Radeon R9 290X vs Radeon RX 6500 XT
Radeon RX 6500 XT Performance114%
Radeon RX 6500 XT is 14% faster than AMD Radeon R9 290X
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AMD Radeon R9 290X vs Radeon RX 5500 XT
Radeon RX 5500 XT Performance113%
Radeon RX 5500 XT is 13% faster than AMD Radeon R9 290X
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AMD Radeon R9 290X vs Radeon RX 580
Radeon RX 580 Performance112%
Radeon RX 580 is 12% faster than AMD Radeon R9 290X
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