GPU Comparison
Side-by-side comparison of specifications and performance
Performance Comparison
AMD Radeon R9 390
493%
493%
AMD Radeon HD 7750
22%
22%
AMD Radeon R9 390 is approximately 471% faster
Technical Specifications
| Specification | AMD Radeon R9 390 | AMD Radeon HD 7750 |
|---|---|---|
| Graphics ProcessorDifferent | Grenada | Cape Verde |
| CoresDifferent | 2560 | 512 |
| TMUsDifferent | 160 | 32 |
| ROPsDifferent | 64 | 16 |
| Memory SizeDifferent | 8 GB | 1024 MB |
| Memory Type | GDDR5 | GDDR5 |
| Bus WidthDifferent | 512 bit | 128 bit |
Graphics Processor
| Feature | AMD Radeon R9 390 | AMD Radeon HD 7750 |
|---|---|---|
| GPU NameDifferent | Grenada | Cape Verde |
| GPU VariantDifferent | Grenada PRO(215-0880030) | Cape Verde PRO(215-0825156) |
| ArchitectureDifferent | GCN 2.0 | GCN 1.0 |
| Foundry | TSMC | TSMC |
| Process Size | 28 nm | 28 nm |
| TransistorsDifferent | 6,200 million | 1,500 million |
| DensityDifferent | 14.2M / mm² | 12.2M / mm² |
| Die SizeDifferent | 438 mm² | 123 mm² |
| Chip PackageDifferent | N/A | FCBGA-962 |
Graphics Card
| Feature | AMD Radeon R9 390 | AMD Radeon HD 7750 |
|---|---|---|
| Release DateDifferent | Jun 18th, 2015 | Feb 15th, 2012 |
| GenerationDifferent | Pirate Islands(R9 300) | Southern Islands(HD 7700) |
| PredecessorDifferent | Volcanic Islands | Northern Islands |
| SuccessorDifferent | Arctic Islands | Sea Islands |
| Production | End-of-life | End-of-life |
| Launch PriceDifferent | 329 USD | 109 USD |
| Bus Interface | PCIe 3.0 x16 | PCIe 3.0 x16 |
| ReviewsDifferent | 35 in our database | 61 in our database |
Clock Speeds
| Feature | AMD Radeon R9 390 | AMD Radeon HD 7750 |
|---|---|---|
| GPU ClockDifferent | 1000 MHz | 800 MHz |
| Memory ClockDifferent | 1500 MHz6 Gbps effective | 1125 MHz4.5 Gbps effective |
Memory
| Feature | AMD Radeon R9 390 | AMD Radeon HD 7750 |
|---|---|---|
| Memory SizeDifferent | 8 GB | 1024 MB |
| Memory Type | GDDR5 | GDDR5 |
| Memory BusDifferent | 512 bit | 128 bit |
| BandwidthDifferent | 384.0 GB/s | 72.00 GB/s |
Render Config
| Feature | AMD Radeon R9 390 | AMD Radeon HD 7750 |
|---|---|---|
| Shading UnitsDifferent | 2560 | 512 |
| TMUsDifferent | 160 | 32 |
| ROPsDifferent | 64 | 16 |
| Compute UnitsDifferent | 40 | 8 |
| L1 Cache | 16 KB (per CU) | 16 KB (per CU) |
| L2 CacheDifferent | 1024 KB | 256 KB |
Theoretical Performance
| Feature | AMD Radeon R9 390 | AMD Radeon HD 7750 |
|---|---|---|
| Pixel RateDifferent | 64.00 GPixel/s | 12.80 GPixel/s |
| Texture RateDifferent | 160.0 GTexel/s | 25.60 GTexel/s |
| FP32 (float)Different | 5.120 TFLOPS | 819.2 GFLOPS |
| FP64 (double)Different | 640.0 GFLOPS (1:8) | 51.20 GFLOPS (1:16) |
Board Design
| Feature | AMD Radeon R9 390 | AMD Radeon HD 7750 |
|---|---|---|
| Slot WidthDifferent | Dual-slot | Single-slot |
| LengthDifferent | 275 mm10.8 inches | 168 mm6.6 inches |
| HeightDifferent | 109 mm4.3 inches | N/A |
| WidthDifferent | 36 mm1.4 inches | N/A |
| TDPDifferent | 275 W | 55 W |
| Suggested PSUDifferent | 600 W | 250 W |
| OutputsDifferent | 2x DVI1x HDMI 1.4a1x DisplayPort 1.2 | 1x DVI1x HDMI 1.4a1x DisplayPort 1.2 |
| Power ConnectorsDifferent | 1x 6-pin + 1x 8-pin | None |
| Board NumberDifferent | 109-C67157-00_02, C679 | C441, 109-C44537-00B |
Graphics Features
| Feature | AMD Radeon R9 390 | AMD Radeon HD 7750 |
|---|---|---|
| DirectXDifferent | 12 (12_0) | 12 (11_1) |
| OpenGL | 4.6 | 4.6 |
| OpenCLDifferent | 2.1 | 2.1 (1.2) |
| Vulkan | 1.2.170 | 1.2.170 |
| Shader ModelDifferent | 6.5 | 6.5 (5.1) |
Comparison Summary
7
Specifications Compared
8
Feature Categories
47
Detailed Features
More Comparisons with AMD Radeon R9 390
Compare AMD Radeon R9 390 with other GPUs of similar performance
AMD Radeon R9 390 vs Radeon R9 FURY
Radeon R9 FURY Performance120%
Radeon R9 FURY is 20% faster than AMD Radeon R9 390
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AMD Radeon R9 390 vs GeForce GTX 980
GeForce GTX 980 Performance118%
GeForce GTX 980 is 18% faster than AMD Radeon R9 390
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AMD Radeon R9 390 vs GeForce GTX 1650 SUPER
GeForce GTX 1650 SUPER Performance117%
GeForce GTX 1650 SUPER is 17% faster than AMD Radeon R9 390
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AMD Radeon R9 390 vs Radeon RX 6500 XT
Radeon RX 6500 XT Performance116%
Radeon RX 6500 XT is 16% faster than AMD Radeon R9 390
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AMD Radeon R9 390 vs Radeon RX 5500 XT
Radeon RX 5500 XT Performance115%
Radeon RX 5500 XT is 15% faster than AMD Radeon R9 390
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AMD Radeon R9 390 vs Radeon RX 580
Radeon RX 580 Performance114%
Radeon RX 580 is 14% faster than AMD Radeon R9 390
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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
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AMD Radeon HD 7750 vs Radeon HD 6790
Radeon HD 6790 Performance118%
Radeon HD 6790 is 18% faster than AMD Radeon HD 7750
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AMD Radeon HD 7750 vs Radeon HD 5830
Radeon HD 5830 Performance112%
Radeon HD 5830 is 12% faster than AMD Radeon HD 7750
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AMD Radeon HD 7750 vs GeForce GTX 650
GeForce GTX 650 Performance106%
GeForce GTX 650 is 6% faster than AMD Radeon HD 7750
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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
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AMD Radeon HD 7750 vs Radeon HD 4870
Radeon HD 4870 Performance104%
Radeon HD 4870 is 4% faster than AMD Radeon HD 7750
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