GPU Comparison
Side-by-side comparison of specifications and performance
Performance Comparison
AMD Radeon VII
199%
199%
AMD Radeon HD 7990
50%
50%
AMD Radeon VII is approximately 149% faster
Technical Specifications
| Specification | AMD Radeon VII | AMD Radeon HD 7990 |
|---|---|---|
| Graphics ProcessorDifferent | Vega 20 | Malta x2 |
| CoresDifferent | 3840 | 2048 x2 |
| TMUsDifferent | 240 | 128 x2 |
| ROPsDifferent | 64 | 32 x2 |
| Memory SizeDifferent | 16 GB | 3 GB x2 |
| Memory TypeDifferent | HBM2 | GDDR5 |
| Bus WidthDifferent | 4096 bit | 384 bit x2 |
Graphics Processor
| Feature | AMD Radeon VII | AMD Radeon HD 7990 |
|---|---|---|
| GPU NameDifferent | Vega 20 | Malta |
| GPU VariantDifferent | Vega 20 XT | Malta XT(215-0849026) |
| ArchitectureDifferent | GCN 5.1 | GCN 1.0 |
| Foundry | TSMC | TSMC |
| Process SizeDifferent | 7 nm | 28 nm |
| TransistorsDifferent | 13,230 million | 4,313 million |
| DensityDifferent | 40.0M / mm² | 11.8M / mm² |
| Die SizeDifferent | 331 mm² | 365 mm² |
| Chip PackageDifferent | BGA-1933 | N/A |
Graphics Card
| Feature | AMD Radeon VII | AMD Radeon HD 7990 |
|---|---|---|
| Release DateDifferent | Feb 7th, 2019 | Apr 24th, 2013 |
| GenerationDifferent | Vega II(Radeon VII) | Southern Islands(HD 7900) |
| PredecessorDifferent | Vega | Northern Islands |
| SuccessorDifferent | Navi | Sea Islands |
| ProductionDifferent | Active | End-of-life |
| Launch PriceDifferent | 699 USD | 999 USD |
| Current PriceDifferent | Amazon/Newegg | N/A |
| Bus Interface | PCIe 3.0 x16 | PCIe 3.0 x16 |
| ReviewsDifferent | N/A | 37 in our database |
Clock Speeds
| Feature | AMD Radeon VII | AMD Radeon HD 7990 |
|---|---|---|
| Base ClockDifferent | 1400 MHz | 950 MHz |
| Boost ClockDifferent | 1750 MHz | 1000 MHz |
| Peak ClockDifferent | 1802 MHz | N/A |
| Memory ClockDifferent | 1000 MHz2 Gbps effective | 1500 MHz6 Gbps effective |
Memory
| Feature | AMD Radeon VII | AMD Radeon HD 7990 |
|---|---|---|
| Memory SizeDifferent | 16 GB | 3 GB |
| Memory TypeDifferent | HBM2 | GDDR5 |
| Memory BusDifferent | 4096 bit | 384 bit |
| BandwidthDifferent | 1.02 TB/s | 288.0 GB/s |
Render Config
| Feature | AMD Radeon VII | AMD Radeon HD 7990 |
|---|---|---|
| Shading UnitsDifferent | 3840 | 2048 |
| TMUsDifferent | 240 | 128 |
| ROPsDifferent | 64 | 32 |
| Compute UnitsDifferent | 60 | 32 |
| L1 Cache | 16 KB (per CU) | 16 KB (per CU) |
| L2 CacheDifferent | 4 MB | 768 KB |
Theoretical Performance
| Feature | AMD Radeon VII | AMD Radeon HD 7990 |
|---|---|---|
| Pixel RateDifferent | 112.0 GPixel/s | 32.00 GPixel/s |
| Texture RateDifferent | 420.0 GTexel/s | 128.0 GTexel/s |
| FP16 (half)Different | 26.88 TFLOPS (2:1) | N/A |
| FP32 (float)Different | 13.44 TFLOPS | 4.096 TFLOPS |
| FP64 (double)Different | 3.360 TFLOPS (1:4) | 1,024.0 GFLOPS (1:4) |
Board Design
| Feature | AMD Radeon VII | AMD Radeon HD 7990 |
|---|---|---|
| Slot Width | Dual-slot | Dual-slot |
| LengthDifferent | 280 mm11 inches | 304 mm12 inches |
| HeightDifferent | 125 mm4.9 inches | 106 mm4.2 inches |
| WidthDifferent | 40 mm1.6 inches | 38 mm1.5 inches |
| TDPDifferent | 295 W | 375 W |
| Suggested PSUDifferent | 600 W | 750 W |
| OutputsDifferent | 1x HDMI 2.0b3x DisplayPort 1.4a | 1x DVI4x mini-DisplayPort 1.2 |
| Power Connectors | 2x 8-pin | 2x 8-pin |
| Board NumberDifferent | 109-D36037-00_04 | 109-C47637-00A_02 |
| BIOS NumberDifferent | 113-D3600200-105 | N/A |
Graphics Features
| Feature | AMD Radeon VII | AMD Radeon HD 7990 |
|---|---|---|
| DirectXDifferent | 12 (12_1) | 12 (11_1) |
| OpenGL | 4.6 | 4.6 |
| OpenCLDifferent | 2.1 | 2.1 (1.2) |
| VulkanDifferent | 1.3 | 1.2.175 |
| Shader ModelDifferent | 6.7 | 6.5 (5.1) |
Comparison Summary
7
Specifications Compared
8
Feature Categories
52
Detailed Features
More Comparisons with AMD Radeon VII
Compare AMD Radeon VII with other GPUs of similar performance
AMD Radeon VII vs GeForce RTX 2080 SUPER
GeForce RTX 2080 SUPER Performance120%
GeForce RTX 2080 SUPER is 20% faster than AMD Radeon VII
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AMD Radeon VII vs Radeon RX 7600 XT
Radeon RX 7600 XT Performance119%
Radeon RX 7600 XT is 19% faster than AMD Radeon VII
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AMD Radeon VII vs GeForce RTX 4060
GeForce RTX 4060 Performance119%
GeForce RTX 4060 is 19% faster than AMD Radeon VII
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AMD Radeon VII vs Arc B580
Arc B580 Performance119%
Arc B580 is 19% faster than AMD Radeon VII
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AMD Radeon VII vs GeForce RTX 5050
GeForce RTX 5050 Performance116%
GeForce RTX 5050 is 16% faster than AMD Radeon VII
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AMD Radeon VII vs GeForce RTX 2080
GeForce RTX 2080 Performance115%
GeForce RTX 2080 is 15% faster than AMD Radeon VII
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More Comparisons with AMD Radeon HD 7990
Compare AMD Radeon HD 7990 with other GPUs of similar performance
AMD Radeon HD 7990 vs Radeon RX 590
Radeon RX 590 Performance115%
Radeon RX 590 is 15% faster than AMD Radeon HD 7990
Compare Detailed Specs
AMD Radeon HD 7990 vs Radeon R9 FURY
Radeon R9 FURY Performance112%
Radeon R9 FURY is 12% faster than AMD Radeon HD 7990
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AMD Radeon HD 7990 vs GeForce GTX 980
GeForce GTX 980 Performance111%
GeForce GTX 980 is 11% faster than AMD Radeon HD 7990
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AMD Radeon HD 7990 vs GeForce GTX 1650 SUPER
GeForce GTX 1650 SUPER Performance110%
GeForce GTX 1650 SUPER is 10% faster than AMD Radeon HD 7990
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AMD Radeon HD 7990 vs Radeon RX 6500 XT
Radeon RX 6500 XT Performance109%
Radeon RX 6500 XT is 9% faster than AMD Radeon HD 7990
Compare Detailed Specs
AMD Radeon HD 7990 vs Radeon RX 5500 XT
Radeon RX 5500 XT Performance108%
Radeon RX 5500 XT is 8% faster than AMD Radeon HD 7990
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