GPU Comparison
Side-by-side comparison of specifications and performance
Performance Comparison
AMD Radeon RX 6600 XT
392%
392%
AMD Radeon R9 270X
26%
26%
AMD Radeon RX 6600 XT is approximately 366% faster
Technical Specifications
| Specification | AMD Radeon RX 6600 XT | AMD Radeon R9 270X |
|---|---|---|
| Graphics ProcessorDifferent | Navi 23 | Curacao |
| CoresDifferent | 2048 | 1280 |
| TMUsDifferent | 128 | 80 |
| ROPsDifferent | 64 | 32 |
| Memory SizeDifferent | 8 GB | 2 GB |
| Memory TypeDifferent | GDDR6 | GDDR5 |
| Bus WidthDifferent | 128 bit | 256 bit |
Graphics Processor
| Feature | AMD Radeon RX 6600 XT | AMD Radeon R9 270X |
|---|---|---|
| GPU NameDifferent | Navi 23 | Curacao |
| GPU VariantDifferent | Navi 23 XT(215-130000006) | Curacao XT(215-0848004) |
| ArchitectureDifferent | RDNA 2.0 | GCN 1.0 |
| Foundry | TSMC | TSMC |
| Process SizeDifferent | 7 nm | 28 nm |
| TransistorsDifferent | 11,060 million | 2,800 million |
| DensityDifferent | 46.7M / mm² | 13.2M / mm² |
| Die SizeDifferent | 237 mm² | 212 mm² |
| Chip PackageDifferent | BGA-1269 | FCBGA-1737 |
Graphics Card
| Feature | AMD Radeon RX 6600 XT | AMD Radeon R9 270X |
|---|---|---|
| Release DateDifferent | Jul 30th, 2021 | Oct 8th, 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 | 199 USD |
| Current PriceDifferent | Amazon/Newegg | N/A |
| Bus InterfaceDifferent | PCIe 4.0 x8 | PCIe 3.0 x16 |
| ReviewsDifferent | 45 in our database | 90 in our database |
Clock Speeds
| Feature | AMD Radeon RX 6600 XT | AMD Radeon R9 270X |
|---|---|---|
| Base ClockDifferent | 1968 MHz | 1000 MHz |
| Game ClockDifferent | 2359 MHz | N/A |
| Boost ClockDifferent | 2589 MHz | 1050 MHz |
| Memory ClockDifferent | 2000 MHz16 Gbps effective | 1400 MHz5.6 Gbps effective |
Memory
| Feature | AMD Radeon RX 6600 XT | AMD Radeon R9 270X |
|---|---|---|
| Memory SizeDifferent | 8 GB | 2 GB |
| Memory TypeDifferent | GDDR6 | GDDR5 |
| Memory BusDifferent | 128 bit | 256 bit |
| BandwidthDifferent | 256.0 GB/s | 179.2 GB/s |
Render Config
| Feature | AMD Radeon RX 6600 XT | AMD Radeon R9 270X |
|---|---|---|
| Shading UnitsDifferent | 2048 | 1280 |
| TMUsDifferent | 128 | 80 |
| ROPsDifferent | 64 | 32 |
| Compute UnitsDifferent | 32 | 20 |
| 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 | 512 KB |
| L3 CacheDifferent | 32 MB | N/A |
Theoretical Performance
| Feature | AMD Radeon RX 6600 XT | AMD Radeon R9 270X |
|---|---|---|
| Pixel RateDifferent | 165.7 GPixel/s | 33.60 GPixel/s |
| Texture RateDifferent | 331.4 GTexel/s | 84.00 GTexel/s |
| FP16 (half)Different | 21.21 TFLOPS (2:1) | N/A |
| FP32 (float)Different | 10.60 TFLOPS | 2.688 TFLOPS |
| FP64 (double)Different | 662.8 GFLOPS (1:16) | 168.0 GFLOPS (1:16) |
Board Design
| Feature | AMD Radeon RX 6600 XT | AMD Radeon R9 270X |
|---|---|---|
| Slot Width | Dual-slot | Dual-slot |
| LengthDifferent | 190 mm7.5 inches | 241 mm9.5 inches |
| HeightDifferent | 110 mm4.3 inches | 109 mm4.3 inches |
| WidthDifferent | 40 mm1.6 inches | 36 mm1.4 inches |
| TDPDifferent | 160 W | 180 W |
| Suggested PSU | 450 W | 450 W |
| OutputsDifferent | 1x HDMI 2.13x DisplayPort 1.4a | 2x DVI1x HDMI 1.4a1x DisplayPort 1.2 |
| Power ConnectorsDifferent | 1x 8-pin | 2x 6-pin |
| Board NumberDifferent | D532 | C631, 109-C63257-00A_02, 109-C63257-12_02 |
Graphics Features
| Feature | AMD Radeon RX 6600 XT | AMD Radeon R9 270X |
|---|---|---|
| DirectXDifferent | 12 Ultimate (12_2) | 12 (11_1) |
| OpenGL | 4.6 | 4.6 |
| OpenCLDifferent | 2.1 | 2.1 (1.2) |
| VulkanDifferent | 1.3 | 1.2.170 |
| Shader ModelDifferent | 6.8 | 6.5 (5.1) |
Comparison Summary
7
Specifications Compared
8
Feature Categories
55
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 270X
Compare AMD Radeon R9 270X with other GPUs of similar performance
AMD Radeon R9 270X vs GeForce GTX 960
GeForce GTX 960 Performance119%
GeForce GTX 960 is 19% faster than AMD Radeon R9 270X
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AMD Radeon R9 270X vs GeForce GTX 670
GeForce GTX 670 Performance116%
GeForce GTX 670 is 16% faster than AMD Radeon R9 270X
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AMD Radeon R9 270X vs Radeon HD 5970
Radeon HD 5970 Performance105%
Radeon HD 5970 is 5% faster than AMD Radeon R9 270X
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AMD Radeon R9 270X vs GeForce GTX 1630
GeForce GTX 1630 Performance105%
GeForce GTX 1630 is 5% faster than AMD Radeon R9 270X
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AMD Radeon R9 270X vs GeForce GTX 1050
GeForce GTX 1050 Performance103%
GeForce GTX 1050 is 3% faster than AMD Radeon R9 270X
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AMD Radeon R9 270X vs GeForce GTX 760
GeForce GTX 760 Performance102%
GeForce GTX 760 is 2% faster than AMD Radeon R9 270X
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