GPU Comparison
Side-by-side comparison of specifications and performance
Performance Comparison
AMD Radeon RX 6500 XT
158%
158%
AMD Radeon HD 6990
63%
63%
AMD Radeon RX 6500 XT is approximately 95% faster
Technical Specifications
| Specification | AMD Radeon RX 6500 XT | AMD Radeon HD 6990 |
|---|---|---|
| Graphics ProcessorDifferent | Navi 24 | Antilles x2 |
| CoresDifferent | 1024 | 1536 x2 |
| TMUsDifferent | 64 | 96 x2 |
| ROPsDifferent | 32 | 32 x2 |
| Memory SizeDifferent | 4 GB | 2 GB x2 |
| Memory TypeDifferent | GDDR6 | GDDR5 |
| Bus WidthDifferent | 64 bit | 256 bit x2 |
Graphics Processor
| Feature | AMD Radeon RX 6500 XT | AMD Radeon HD 6990 |
|---|---|---|
| GPU NameDifferent | Navi 24 | Antilles |
| GPU VariantDifferent | Navi 24 XT(215-135000006) | Antilles XT(215-0807027) |
| ArchitectureDifferent | RDNA 2.0 | TeraScale 3 |
| Foundry | TSMC | TSMC |
| Process SizeDifferent | 6 nm | 40 nm |
| TransistorsDifferent | 5,400 million | 2,640 million |
| DensityDifferent | 50.5M / mm² | 6.8M / mm² |
| Die SizeDifferent | 107 mm² | 389 mm² |
Graphics Card
| Feature | AMD Radeon RX 6500 XT | AMD Radeon HD 6990 |
|---|---|---|
| Release DateDifferent | Jan 19th, 2022 | Mar 8th, 2011 |
| GenerationDifferent | Navi II(RX 6000) | Northern Islands(HD 6900) |
| PredecessorDifferent | Navi | Evergreen |
| SuccessorDifferent | Navi III | Southern Islands |
| ProductionDifferent | Active | End-of-life |
| Launch PriceDifferent | 199 USD | 699 USD |
| Bus InterfaceDifferent | PCIe 4.0 x4 | PCIe 2.0 x16 |
| ReviewsDifferent | 18 in our database | 47 in our database |
Clock Speeds
| Feature | AMD Radeon RX 6500 XT | AMD Radeon HD 6990 |
|---|---|---|
| Base ClockDifferent | 2310 MHz | N/A |
| Game ClockDifferent | 2610 MHz | N/A |
| Boost ClockDifferent | 2815 MHz | N/A |
| Memory ClockDifferent | 2248 MHz18 Gbps effective | 1250 MHz5 Gbps effective |
| GPU ClockDifferent | N/A | 830 MHz |
Memory
| Feature | AMD Radeon RX 6500 XT | AMD Radeon HD 6990 |
|---|---|---|
| Memory SizeDifferent | 4 GB | 2 GB |
| Memory TypeDifferent | GDDR6 | GDDR5 |
| Memory BusDifferent | 64 bit | 256 bit |
| BandwidthDifferent | 143.9 GB/s | 160.0 GB/s |
Render Config
| Feature | AMD Radeon RX 6500 XT | AMD Radeon HD 6990 |
|---|---|---|
| Shading UnitsDifferent | 1024 | 1536 |
| TMUsDifferent | 64 | 96 |
| ROPs | 32 | 32 |
| Compute UnitsDifferent | 16 | 24 |
| RT CoresDifferent | 16 | N/A |
| L0 CacheDifferent | 32 KB per WGP | N/A |
| L1 CacheDifferent | 128 KB per Array | 8 KB (per CU) |
| L2 CacheDifferent | 1024 KB | 512 KB |
| L3 CacheDifferent | 16 MB | N/A |
Theoretical Performance
| Feature | AMD Radeon RX 6500 XT | AMD Radeon HD 6990 |
|---|---|---|
| Pixel RateDifferent | 90.08 GPixel/s | 26.56 GPixel/s |
| Texture RateDifferent | 180.2 GTexel/s | 79.68 GTexel/s |
| FP16 (half)Different | 11.53 TFLOPS (2:1) | N/A |
| FP32 (float)Different | 5.765 TFLOPS | 2.550 TFLOPS |
| FP64 (double)Different | 360.3 GFLOPS (1:16) | 637.4 GFLOPS (1:4) |
Board Design
| Feature | AMD Radeon RX 6500 XT | AMD Radeon HD 6990 |
|---|---|---|
| Slot Width | Dual-slot | Dual-slot |
| TDPDifferent | 107 W | 375 W |
| Suggested PSUDifferent | 300 W | 750 W |
| OutputsDifferent | 1x HDMI 2.11x DisplayPort 1.4a | 1x DVI4x mini-DisplayPort 1.2 |
| Power ConnectorsDifferent | 1x 6-pin | 2x 8-pin |
| Board NumberDifferent | D632 | 109-C20647-00 |
| LengthDifferent | N/A | 310 mm12.2 inches |
| HeightDifferent | N/A | 115 mm4.5 inches |
| WidthDifferent | N/A | 40 mm1.6 inches |
Graphics Features
| Feature | AMD Radeon RX 6500 XT | AMD Radeon HD 6990 |
|---|---|---|
| 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
7
Specifications Compared
8
Feature Categories
53
Detailed Features
More Comparisons with AMD Radeon RX 6500 XT
Compare AMD Radeon RX 6500 XT with other GPUs of similar performance
AMD Radeon RX 6500 XT vs GeForce GTX 980 Ti
GeForce GTX 980 Ti Performance116%
GeForce GTX 980 Ti is 16% faster than AMD Radeon RX 6500 XT
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AMD Radeon RX 6500 XT vs GeForce RTX 3050 8 GB
GeForce RTX 3050 8 GB Performance115%
GeForce RTX 3050 8 GB is 15% faster than AMD Radeon RX 6500 XT
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AMD Radeon RX 6500 XT vs Radeon R9 FURY X
Radeon R9 FURY X Performance114%
Radeon R9 FURY X is 14% faster than AMD Radeon RX 6500 XT
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AMD Radeon RX 6500 XT vs GeForce GTX 1660
GeForce GTX 1660 Performance113%
GeForce GTX 1660 is 13% faster than AMD Radeon RX 6500 XT
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AMD Radeon RX 6500 XT vs Radeon RX 590
Radeon RX 590 Performance106%
Radeon RX 590 is 6% faster than AMD Radeon RX 6500 XT
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AMD Radeon RX 6500 XT vs Radeon R9 FURY
Radeon R9 FURY Performance104%
Radeon R9 FURY is 4% faster than AMD Radeon RX 6500 XT
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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
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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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