GPU Comparison
Side-by-side comparison of specifications and performance
Performance Comparison
ATI Radeon HD 5450
10%
10%
AMD Radeon HD 7850
953%
953%
AMD Radeon HD 7850 is approximately 943% faster
Technical Specifications
| Specification | ATI Radeon HD 5450 | AMD Radeon HD 7850 |
|---|---|---|
| Graphics ProcessorDifferent | Cedar | Pitcairn |
| CoresDifferent | 80 | 1024 |
| TMUsDifferent | 8 | 64 |
| ROPsDifferent | 4 | 32 |
| Memory SizeDifferent | 512 MB | 2 GB |
| Memory TypeDifferent | DDR2 | GDDR5 |
| Bus WidthDifferent | 64 bit | 256 bit |
Graphics Processor
| Feature | ATI Radeon HD 5450 | AMD Radeon HD 7850 |
|---|---|---|
| GPU NameDifferent | Cedar | Pitcairn |
| GPU VariantDifferent | Cedar PRO(215-0767003) | Pitcairn PRO(215-0828062) |
| ArchitectureDifferent | TeraScale 2 | GCN 1.0 |
| Foundry | TSMC | TSMC |
| Process SizeDifferent | 40 nm | 28 nm |
| TransistorsDifferent | 292 million | 2,800 million |
| DensityDifferent | 4.9M / mm² | 13.2M / mm² |
| Die SizeDifferent | 59 mm² | 212 mm² |
| Chip PackageDifferent | FCBGA-631 | FCBGA-1737 |
Graphics Card
| Feature | ATI Radeon HD 5450 | AMD Radeon HD 7850 |
|---|---|---|
| Release DateDifferent | Feb 4th, 2010 | Mar 5th, 2012 |
| GenerationDifferent | Evergreen(HD 5400) | Southern Islands(HD 7800) |
| 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 | 71 in our database |
| Launch PriceDifferent | N/A | 249 USD |
Clock Speeds
| Feature | ATI Radeon HD 5450 | AMD Radeon HD 7850 |
|---|---|---|
| GPU ClockDifferent | 650 MHz | 860 MHz |
| Memory ClockDifferent | 400 MHz800 Mbps effective | 1200 MHz4.8 Gbps effective |
Memory
| Feature | ATI Radeon HD 5450 | AMD Radeon HD 7850 |
|---|---|---|
| Memory SizeDifferent | 512 MB | 2 GB |
| Memory TypeDifferent | DDR2 | GDDR5 |
| Memory BusDifferent | 64 bit | 256 bit |
| BandwidthDifferent | 6.400 GB/s | 153.6 GB/s |
Render Config
| Feature | ATI Radeon HD 5450 | AMD Radeon HD 7850 |
|---|---|---|
| Shading UnitsDifferent | 80 | 1024 |
| TMUsDifferent | 8 | 64 |
| ROPsDifferent | 4 | 32 |
| Compute UnitsDifferent | 2 | 16 |
| L1 CacheDifferent | 8 KB (per CU) | 16 KB (per CU) |
| L2 CacheDifferent | 128 KB | 512 KB |
Theoretical Performance
| Feature | ATI Radeon HD 5450 | AMD Radeon HD 7850 |
|---|---|---|
| Pixel RateDifferent | 2.600 GPixel/s | 27.52 GPixel/s |
| Texture RateDifferent | 5.200 GTexel/s | 55.04 GTexel/s |
| FP32 (float)Different | 104.0 GFLOPS | 1.761 TFLOPS |
| FP64 (double)Different | N/A | 110.1 GFLOPS (1:16) |
Board Design
| Feature | ATI Radeon HD 5450 | AMD Radeon HD 7850 |
|---|---|---|
| Slot WidthDifferent | Single-slot | Dual-slot |
| LengthDifferent | 170 mm6.7 inches | 210 mm8.3 inches |
| TDPDifferent | 19 W | 130 W |
| Suggested PSUDifferent | 200 W | 300 W |
| OutputsDifferent | 1x DVI1x HDMI 1.3a1x VGA | 1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2 |
| Power ConnectorsDifferent | None | 1x 6-pin |
| Board NumberDifferent | B750, B982, C026, C027, C028, C070, C093, C096, C267 | 109-C40147-00, 109-C40337-00A |
Graphics Features
| Feature | ATI Radeon HD 5450 | AMD Radeon HD 7850 |
|---|---|---|
| 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
45
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
Radeon HD 5450 Performance100%
Radeon HD 5450 is 0% slower than ATI Radeon HD 5450
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ATI Radeon HD 5450 vs Radeon HD 5450
Radeon HD 5450 Performance100%
Radeon HD 5450 is 0% slower than ATI Radeon HD 5450
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ATI Radeon HD 5450 vs Radeon HD 5450
Radeon HD 5450 Performance100%
Radeon HD 5450 is 0% slower than ATI Radeon HD 5450
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More Comparisons with AMD Radeon HD 7850
Compare AMD Radeon HD 7850 with other GPUs of similar performance
AMD Radeon HD 7850 vs GeForce GTX 950
GeForce GTX 950 Performance120%
GeForce GTX 950 is 20% faster than AMD Radeon HD 7850
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AMD Radeon HD 7850 vs Radeon RX 560
Radeon RX 560 Performance113%
Radeon RX 560 is 13% faster than AMD Radeon HD 7850
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AMD Radeon HD 7850 vs GeForce GTX 570
GeForce GTX 570 Performance111%
GeForce GTX 570 is 11% faster than AMD Radeon HD 7850
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AMD Radeon HD 7850 vs GeForce GTX 660
GeForce GTX 660 Performance111%
GeForce GTX 660 is 11% faster than AMD Radeon HD 7850
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AMD Radeon HD 7850 vs Radeon R7 370
Radeon R7 370 Performance110%
Radeon R7 370 is 10% faster than AMD Radeon HD 7850
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AMD Radeon HD 7850 vs Radeon HD 6970
Radeon HD 6970 Performance106%
Radeon HD 6970 is 6% faster than AMD Radeon HD 7850
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