GPU Comparison
Side-by-side comparison of specifications and performance
Performance Comparison
ATI Radeon HD 5450
4%
4%
AMD Radeon HD 7990
2317%
2317%
AMD Radeon HD 7990 is approximately 2313% faster
Technical Specifications
| Specification | ATI Radeon HD 5450 | AMD Radeon HD 7990 |
|---|---|---|
| Graphics ProcessorDifferent | Cedar | Malta x2 |
| CoresDifferent | 80 | 2048 x2 |
| TMUsDifferent | 8 | 128 x2 |
| ROPsDifferent | 4 | 32 x2 |
| Memory SizeDifferent | 512 MB | 3 GB x2 |
| Memory TypeDifferent | DDR2 | GDDR5 |
| Bus WidthDifferent | 64 bit | 384 bit x2 |
Graphics Processor
| Feature | ATI Radeon HD 5450 | AMD Radeon HD 7990 |
|---|---|---|
| GPU NameDifferent | Cedar | Malta |
| GPU VariantDifferent | Cedar PRO(215-0767003) | Malta XT(215-0849026) |
| ArchitectureDifferent | TeraScale 2 | GCN 1.0 |
| Foundry | TSMC | TSMC |
| Process SizeDifferent | 40 nm | 28 nm |
| TransistorsDifferent | 292 million | 4,313 million |
| DensityDifferent | 4.9M / mm² | 11.8M / mm² |
| Die SizeDifferent | 59 mm² | 365 mm² |
| Chip PackageDifferent | FCBGA-631 | N/A |
Graphics Card
| Feature | ATI Radeon HD 5450 | AMD Radeon HD 7990 |
|---|---|---|
| Release DateDifferent | Feb 4th, 2010 | Apr 24th, 2013 |
| GenerationDifferent | Evergreen(HD 5400) | Southern Islands(HD 7900) |
| PredecessorDifferent | Radeon R700 | Northern Islands |
| SuccessorDifferent | Northern Islands | Sea Islands |
| Production | End-of-life | End-of-life |
| Bus InterfaceDifferent | PCIe 2.0 x16 | PCIe 3.0 x16 |
| ReviewsDifferent | 34 in our database | 37 in our database |
| Launch PriceDifferent | N/A | 999 USD |
Clock Speeds
| Feature | ATI Radeon HD 5450 | AMD Radeon HD 7990 |
|---|---|---|
| GPU ClockDifferent | 650 MHz | N/A |
| Memory ClockDifferent | 400 MHz800 Mbps effective | 1500 MHz6 Gbps effective |
| Base ClockDifferent | N/A | 950 MHz |
| Boost ClockDifferent | N/A | 1000 MHz |
Memory
| Feature | ATI Radeon HD 5450 | AMD Radeon HD 7990 |
|---|---|---|
| Memory SizeDifferent | 512 MB | 3 GB |
| Memory TypeDifferent | DDR2 | GDDR5 |
| Memory BusDifferent | 64 bit | 384 bit |
| BandwidthDifferent | 6.400 GB/s | 288.0 GB/s |
Render Config
| Feature | ATI Radeon HD 5450 | AMD Radeon HD 7990 |
|---|---|---|
| Shading UnitsDifferent | 80 | 2048 |
| TMUsDifferent | 8 | 128 |
| ROPsDifferent | 4 | 32 |
| Compute UnitsDifferent | 2 | 32 |
| L1 CacheDifferent | 8 KB (per CU) | 16 KB (per CU) |
| L2 CacheDifferent | 128 KB | 768 KB |
Theoretical Performance
| Feature | ATI Radeon HD 5450 | AMD Radeon HD 7990 |
|---|---|---|
| Pixel RateDifferent | 2.600 GPixel/s | 32.00 GPixel/s |
| Texture RateDifferent | 5.200 GTexel/s | 128.0 GTexel/s |
| FP32 (float)Different | 104.0 GFLOPS | 4.096 TFLOPS |
| FP64 (double)Different | N/A | 1,024.0 GFLOPS (1:4) |
Board Design
| Feature | ATI Radeon HD 5450 | AMD Radeon HD 7990 |
|---|---|---|
| Slot WidthDifferent | Single-slot | Dual-slot |
| LengthDifferent | 170 mm6.7 inches | 304 mm12 inches |
| TDPDifferent | 19 W | 375 W |
| Suggested PSUDifferent | 200 W | 750 W |
| OutputsDifferent | 1x DVI1x HDMI 1.3a1x VGA | 1x DVI4x mini-DisplayPort 1.2 |
| Power ConnectorsDifferent | None | 2x 8-pin |
| Board NumberDifferent | B750, B982, C026, C027, C028, C070, C093, C096, C267 | 109-C47637-00A_02 |
| HeightDifferent | N/A | 106 mm4.2 inches |
| WidthDifferent | N/A | 38 mm1.5 inches |
Graphics Features
| Feature | ATI Radeon HD 5450 | AMD Radeon HD 7990 |
|---|---|---|
| DirectXDifferent | 11.2 (11_0) | 12 (11_1) |
| OpenGLDifferent | 4.4 | 4.6 |
| OpenCLDifferent | 1.2 | 2.1 (1.2) |
| VulkanDifferent | N/A | 1.2.175 |
| Shader ModelDifferent | 5.0 | 6.5 (5.1) |
Comparison Summary
7
Specifications Compared
8
Feature Categories
49
Detailed Features
More Comparisons with ATI Radeon HD 5450
Compare ATI Radeon HD 5450 with other GPUs of similar performance
ATI Radeon HD 5450 vs Radeon HD 6450
Radeon HD 6450 Performance117%
Radeon HD 6450 is 17% faster than ATI Radeon HD 5450
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ATI Radeon HD 5450 vs Radeon HD 5450
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ATI Radeon HD 5450 vs Radeon HD 5450
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ATI Radeon HD 5450 vs Radeon HD 5450
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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
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AMD Radeon HD 7990 vs Radeon R9 FURY
Radeon R9 FURY Performance112%
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AMD Radeon HD 7990 vs GeForce GTX 980
GeForce GTX 980 Performance111%
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AMD Radeon HD 7990 vs GeForce GTX 1650 SUPER
GeForce GTX 1650 SUPER Performance110%
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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
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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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