GPU Comparison
Side-by-side comparison of specifications and performance
Performance Comparison
AMD Radeon RX 9070 XT
778%
778%
AMD Radeon HD 6990
13%
13%
AMD Radeon RX 9070 XT is approximately 765% faster
Technical Specifications
| Specification | AMD Radeon RX 9070 XT | AMD Radeon HD 6990 |
|---|---|---|
| Graphics ProcessorDifferent | Navi 48 | Antilles x2 |
| CoresDifferent | 4096 | 1536 x2 |
| TMUsDifferent | 256 | 96 x2 |
| ROPsDifferent | 128 | 32 x2 |
| Memory SizeDifferent | 16 GB | 2 GB x2 |
| Memory TypeDifferent | GDDR6 | GDDR5 |
| Bus WidthDifferent | 256 bit | 256 bit x2 |
Graphics Processor
| Feature | AMD Radeon RX 9070 XT | AMD Radeon HD 6990 |
|---|---|---|
| GPU NameDifferent | Navi 48 | Antilles |
| GPU VariantDifferent | Navi 48 XTX(215-176600315) | Antilles XT(215-0807027) |
| ArchitectureDifferent | RDNA 4.0 | TeraScale 3 |
| Foundry | TSMC | TSMC |
| Process TypeDifferent | N4P FinFET | N/A |
| Process SizeDifferent | 4 nm | 40 nm |
| TransistorsDifferent | 53,900 million | 2,640 million |
| DensityDifferent | 151.0M / mm² | 6.8M / mm² |
| Die SizeDifferent | 357 mm² | 389 mm² |
| Chip PackageDifferent | Monolithic | N/A |
Graphics Card
| Feature | AMD Radeon RX 9070 XT | AMD Radeon HD 6990 |
|---|---|---|
| Release DateDifferent | Mar 6th, 2025 | Mar 8th, 2011 |
| AnnouncedDifferent | Jan 6th, 2025 | N/A |
| GenerationDifferent | Navi IV(RX 9000) | Northern Islands(HD 6900) |
| PredecessorDifferent | Navi III | Evergreen |
| ProductionDifferent | Active | End-of-life |
| Launch PriceDifferent | 599 USD | 699 USD |
| Bus InterfaceDifferent | PCIe 5.0 x16 | PCIe 2.0 x16 |
| ReviewsDifferent | 37 in our database | 47 in our database |
| SuccessorDifferent | N/A | Southern Islands |
Clock Speeds
| Feature | AMD Radeon RX 9070 XT | AMD Radeon HD 6990 |
|---|---|---|
| Base ClockDifferent | 1660 MHz | N/A |
| Game ClockDifferent | 2400 MHz | N/A |
| Boost ClockDifferent | 2970 MHz | N/A |
| Memory ClockDifferent | 2518 MHz20.1 Gbps effective | 1250 MHz5 Gbps effective |
| GPU ClockDifferent | N/A | 830 MHz |
Memory
| Feature | AMD Radeon RX 9070 XT | AMD Radeon HD 6990 |
|---|---|---|
| Memory SizeDifferent | 16 GB | 2 GB |
| Memory TypeDifferent | GDDR6 | GDDR5 |
| Memory Bus | 256 bit | 256 bit |
| BandwidthDifferent | 644.6 GB/s | 160.0 GB/s |
Render Config
| Feature | AMD Radeon RX 9070 XT | AMD Radeon HD 6990 |
|---|---|---|
| Shading UnitsDifferent | 4096 | 1536 |
| TMUsDifferent | 256 | 96 |
| ROPsDifferent | 128 | 32 |
| Compute UnitsDifferent | 64 | 24 |
| Matrix CoresDifferent | 128 | N/A |
| RT CoresDifferent | 64 | N/A |
| L0 CacheDifferent | 32 KB per WGP | N/A |
| L2 CacheDifferent | 8 MB | 512 KB |
| L3 CacheDifferent | 64 MB | N/A |
| L1 CacheDifferent | N/A | 8 KB (per CU) |
Theoretical Performance
| Feature | AMD Radeon RX 9070 XT | AMD Radeon HD 6990 |
|---|---|---|
| Pixel RateDifferent | 380.2 GPixel/s | 26.56 GPixel/s |
| Texture RateDifferent | 760.3 GTexel/s | 79.68 GTexel/s |
| FP16 (half)Different | 97.32 TFLOPS (2:1) | N/A |
| FP32 (float)Different | 48.66 TFLOPS | 2.550 TFLOPS |
| FP64 (double)Different | 1.521 TFLOPS (1:32) | 637.4 GFLOPS (1:4) |
Board Design
| Feature | AMD Radeon RX 9070 XT | AMD Radeon HD 6990 |
|---|---|---|
| Slot Width | Dual-slot | Dual-slot |
| TDPDifferent | 304 W | 375 W |
| Suggested PSUDifferent | 700 W | 750 W |
| OutputsDifferent | 1x HDMI 2.1b3x DisplayPort 2.1a | 1x DVI4x mini-DisplayPort 1.2 |
| Power Connectors | 2x 8-pin | 2x 8-pin |
| LengthDifferent | N/A | 310 mm12.2 inches |
| HeightDifferent | N/A | 115 mm4.5 inches |
| WidthDifferent | N/A | 40 mm1.6 inches |
| Board NumberDifferent | N/A | 109-C20647-00 |
Graphics Features
| Feature | AMD Radeon RX 9070 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
57
Detailed Features
More Comparisons with AMD Radeon RX 9070 XT
Compare AMD Radeon RX 9070 XT with other GPUs of similar performance
AMD Radeon RX 9070 XT vs GeForce RTX 5080
GeForce RTX 5080 Performance120%
GeForce RTX 5080 is 20% faster than AMD Radeon RX 9070 XT
Compare Detailed Specs
AMD Radeon RX 9070 XT vs GeForce RTX 4080 SUPER
GeForce RTX 4080 SUPER Performance107%
GeForce RTX 4080 SUPER is 7% faster than AMD Radeon RX 9070 XT
Compare Detailed Specs
AMD Radeon RX 9070 XT vs GeForce RTX 4080
GeForce RTX 4080 Performance106%
GeForce RTX 4080 is 6% faster than AMD Radeon RX 9070 XT
Compare Detailed Specs
AMD Radeon RX 9070 XT vs Radeon RX 7900 XTX
Radeon RX 7900 XTX Performance106%
Radeon RX 7900 XTX is 6% faster than AMD Radeon RX 9070 XT
Compare Detailed Specs
AMD Radeon RX 9070 XT vs GeForce RTX 5070 Ti
GeForce RTX 5070 Ti Performance105%
GeForce RTX 5070 Ti is 5% faster than AMD Radeon RX 9070 XT
Compare Detailed Specs
AMD Radeon RX 9070 XT vs Radeon RX 9070 XT
Radeon RX 9070 XT Performance100%
Radeon RX 9070 XT is 0% slower than AMD Radeon RX 9070 XT
Compare Detailed Specs
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
Compare Detailed Specs
AMD Radeon HD 6990 vs Radeon RX 6400
Radeon RX 6400 Performance117%
Radeon RX 6400 is 17% faster than AMD Radeon HD 6990
Compare Detailed Specs
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
Compare Detailed Specs
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
Compare Detailed Specs
AMD Radeon HD 6990 vs GeForce GTX 590
GeForce GTX 590 Performance104%
GeForce GTX 590 is 4% faster than AMD Radeon HD 6990
Compare Detailed Specs