GPU Comparison
Side-by-side comparison of specifications and performance
Performance Comparison
AMD Radeon HD 6990
329%
329%
AMD Radeon HD 7750
30%
30%
AMD Radeon HD 6990 is approximately 299% faster
Technical Specifications
| Specification | AMD Radeon HD 6990 | AMD Radeon HD 7750 |
|---|---|---|
| Graphics ProcessorDifferent | Antilles x2 | Cape Verde |
| CoresDifferent | 1536 x2 | 512 |
| TMUsDifferent | 96 x2 | 32 |
| ROPsDifferent | 32 x2 | 16 |
| Memory SizeDifferent | 2 GB x2 | 1024 MB |
| Memory Type | GDDR5 | GDDR5 |
| Bus WidthDifferent | 256 bit x2 | 128 bit |
Graphics Processor
| Feature | AMD Radeon HD 6990 | AMD Radeon HD 7750 |
|---|---|---|
| GPU NameDifferent | Antilles | Cape Verde |
| GPU VariantDifferent | Antilles XT(215-0807027) | Cape Verde PRO(215-0825156) |
| ArchitectureDifferent | TeraScale 3 | GCN 1.0 |
| Foundry | TSMC | TSMC |
| Process SizeDifferent | 40 nm | 28 nm |
| TransistorsDifferent | 2,640 million | 1,500 million |
| DensityDifferent | 6.8M / mm² | 12.2M / mm² |
| Die SizeDifferent | 389 mm² | 123 mm² |
| Chip PackageDifferent | N/A | FCBGA-962 |
Graphics Card
| Feature | AMD Radeon HD 6990 | AMD Radeon HD 7750 |
|---|---|---|
| Release DateDifferent | Mar 8th, 2011 | Feb 15th, 2012 |
| GenerationDifferent | Northern Islands(HD 6900) | Southern Islands(HD 7700) |
| PredecessorDifferent | Evergreen | Northern Islands |
| SuccessorDifferent | Southern Islands | Sea Islands |
| Production | End-of-life | End-of-life |
| Launch PriceDifferent | 699 USD | 109 USD |
| Bus InterfaceDifferent | PCIe 2.0 x16 | PCIe 3.0 x16 |
| ReviewsDifferent | 47 in our database | 61 in our database |
Clock Speeds
| Feature | AMD Radeon HD 6990 | AMD Radeon HD 7750 |
|---|---|---|
| GPU ClockDifferent | 830 MHz | 800 MHz |
| Memory ClockDifferent | 1250 MHz5 Gbps effective | 1125 MHz4.5 Gbps effective |
Memory
| Feature | AMD Radeon HD 6990 | AMD Radeon HD 7750 |
|---|---|---|
| Memory SizeDifferent | 2 GB | 1024 MB |
| Memory Type | GDDR5 | GDDR5 |
| Memory BusDifferent | 256 bit | 128 bit |
| BandwidthDifferent | 160.0 GB/s | 72.00 GB/s |
Render Config
| Feature | AMD Radeon HD 6990 | AMD Radeon HD 7750 |
|---|---|---|
| Shading UnitsDifferent | 1536 | 512 |
| TMUsDifferent | 96 | 32 |
| ROPsDifferent | 32 | 16 |
| Compute UnitsDifferent | 24 | 8 |
| L1 CacheDifferent | 8 KB (per CU) | 16 KB (per CU) |
| L2 CacheDifferent | 512 KB | 256 KB |
Theoretical Performance
| Feature | AMD Radeon HD 6990 | AMD Radeon HD 7750 |
|---|---|---|
| Pixel RateDifferent | 26.56 GPixel/s | 12.80 GPixel/s |
| Texture RateDifferent | 79.68 GTexel/s | 25.60 GTexel/s |
| FP32 (float)Different | 2.550 TFLOPS | 819.2 GFLOPS |
| FP64 (double)Different | 637.4 GFLOPS (1:4) | 51.20 GFLOPS (1:16) |
Board Design
| Feature | AMD Radeon HD 6990 | AMD Radeon HD 7750 |
|---|---|---|
| Slot WidthDifferent | Dual-slot | Single-slot |
| LengthDifferent | 310 mm12.2 inches | 168 mm6.6 inches |
| HeightDifferent | 115 mm4.5 inches | N/A |
| WidthDifferent | 40 mm1.6 inches | N/A |
| TDPDifferent | 375 W | 55 W |
| Suggested PSUDifferent | 750 W | 250 W |
| OutputsDifferent | 1x DVI4x mini-DisplayPort 1.2 | 1x DVI1x HDMI 1.4a1x DisplayPort 1.2 |
| Power ConnectorsDifferent | 2x 8-pin | None |
| Board NumberDifferent | 109-C20647-00 | C441, 109-C44537-00B |
Graphics Features
| Feature | AMD Radeon HD 6990 | AMD Radeon HD 7750 |
|---|---|---|
| DirectXDifferent | 11.2 (11_0) | 12 (11_1) |
| OpenGLDifferent | 4.4 | 4.6 |
| OpenCLDifferent | 1.2 | 2.1 (1.2) |
| VulkanDifferent | N/A | 1.2.170 |
| Shader ModelDifferent | 5.0 | 6.5 (5.1) |
Comparison Summary
7
Specifications Compared
8
Feature Categories
47
Detailed Features
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
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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
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
More Comparisons with AMD Radeon HD 7750
Compare AMD Radeon HD 7750 with other GPUs of similar performance
AMD Radeon HD 7750 vs Radeon HD 4890
Radeon HD 4890 Performance120%
Radeon HD 4890 is 20% faster than AMD Radeon HD 7750
Compare Detailed Specs
AMD Radeon HD 7750 vs Radeon HD 6790
Radeon HD 6790 Performance118%
Radeon HD 6790 is 18% faster than AMD Radeon HD 7750
Compare Detailed Specs
AMD Radeon HD 7750 vs Radeon HD 5830
Radeon HD 5830 Performance112%
Radeon HD 5830 is 12% faster than AMD Radeon HD 7750
Compare Detailed Specs
AMD Radeon HD 7750 vs GeForce GTX 650
GeForce GTX 650 Performance106%
GeForce GTX 650 is 6% faster than AMD Radeon HD 7750
Compare Detailed Specs
AMD Radeon HD 7750 vs GeForce GTX 550 Ti
GeForce GTX 550 Ti Performance105%
GeForce GTX 550 Ti is 5% faster than AMD Radeon HD 7750
Compare Detailed Specs
AMD Radeon HD 7750 vs Radeon HD 4870
Radeon HD 4870 Performance104%
Radeon HD 4870 is 4% faster than AMD Radeon HD 7750
Compare Detailed Specs