GPU Comparison
Side-by-side comparison of specifications and performance
Performance Comparison
AMD Radeon RX 6600
3944%
3944%
AMD Radeon HD 6450
3%
3%
AMD Radeon RX 6600 is approximately 3941% faster
Technical Specifications
| Specification | AMD Radeon RX 6600 | AMD Radeon HD 6450 |
|---|---|---|
| Graphics ProcessorDifferent | Navi 23 | Caicos |
| CoresDifferent | 1792 | 160 |
| TMUsDifferent | 112 | 8 |
| ROPsDifferent | 64 | 4 |
| Memory SizeDifferent | 8 GB | 512 MB |
| Memory TypeDifferent | GDDR6 | GDDR3 |
| Bus WidthDifferent | 128 bit | 64 bit |
Graphics Processor
| Feature | AMD Radeon RX 6600 | AMD Radeon HD 6450 |
|---|---|---|
| GPU NameDifferent | Navi 23 | Caicos |
| GPU VariantDifferent | Navi 23 XL(215-130000016) | Caicos PRO |
| ArchitectureDifferent | RDNA 2.0 | TeraScale 2 |
| Foundry | TSMC | TSMC |
| Process SizeDifferent | 7 nm | 40 nm |
| TransistorsDifferent | 11,060 million | 370 million |
| DensityDifferent | 46.7M / mm² | 5.5M / mm² |
| Die SizeDifferent | 237 mm² | 67 mm² |
| Chip PackageDifferent | BGA-1269 | FCBGA-631 |
Graphics Card
| Feature | AMD Radeon RX 6600 | AMD Radeon HD 6450 |
|---|---|---|
| Release DateDifferent | Oct 13th, 2021 | Apr 7th, 2011 |
| GenerationDifferent | Navi II(RX 6000) | Northern Islands(HD 6400) |
| PredecessorDifferent | Navi | Evergreen |
| SuccessorDifferent | Navi III | Southern Islands |
| ProductionDifferent | Active | End-of-life |
| Launch PriceDifferent | 329 USD | 55 USD |
| Current PriceDifferent | Amazon/Newegg | N/A |
| Bus InterfaceDifferent | PCIe 4.0 x8 | PCIe 2.0 x16 |
| ReviewsDifferent | 21 in our database | 14 in our database |
Clock Speeds
| Feature | AMD Radeon RX 6600 | AMD Radeon HD 6450 |
|---|---|---|
| Base ClockDifferent | 1626 MHz | N/A |
| Game ClockDifferent | 2044 MHz | N/A |
| Boost ClockDifferent | 2491 MHz | N/A |
| Memory ClockDifferent | 1750 MHz14 Gbps effective | 500 MHz1000 Mbps effective |
| GPU ClockDifferent | N/A | 625 MHz |
Memory
| Feature | AMD Radeon RX 6600 | AMD Radeon HD 6450 |
|---|---|---|
| Memory SizeDifferent | 8 GB | 512 MB |
| Memory TypeDifferent | GDDR6 | GDDR3 |
| Memory BusDifferent | 128 bit | 64 bit |
| BandwidthDifferent | 224.0 GB/s | 8.000 GB/s |
Render Config
| Feature | AMD Radeon RX 6600 | AMD Radeon HD 6450 |
|---|---|---|
| Shading UnitsDifferent | 1792 | 160 |
| TMUsDifferent | 112 | 8 |
| ROPsDifferent | 64 | 4 |
| Compute UnitsDifferent | 28 | 2 |
| RT CoresDifferent | 28 | N/A |
| L0 CacheDifferent | 32 KB per WGP | N/A |
| L1 CacheDifferent | 128 KB per Array | 8 KB (per CU) |
| L2 CacheDifferent | 2 MB | 128 KB |
| L3 CacheDifferent | 32 MB | N/A |
Theoretical Performance
| Feature | AMD Radeon RX 6600 | AMD Radeon HD 6450 |
|---|---|---|
| Pixel RateDifferent | 159.4 GPixel/s | 2.500 GPixel/s |
| Texture RateDifferent | 279.0 GTexel/s | 5.000 GTexel/s |
| FP16 (half)Different | 17.86 TFLOPS (2:1) | N/A |
| FP32 (float)Different | 8.928 TFLOPS | 200.0 GFLOPS |
| FP64 (double)Different | 558.0 GFLOPS (1:16) | N/A |
Board Design
| Feature | AMD Radeon RX 6600 | AMD Radeon HD 6450 |
|---|---|---|
| Slot WidthDifferent | Dual-slot | Single-slot |
| LengthDifferent | 190 mm7.5 inches | 168 mm6.6 inches |
| HeightDifferent | 110 mm4.3 inches | N/A |
| WidthDifferent | 40 mm1.6 inches | N/A |
| TDPDifferent | 132 W | 18 W |
| Suggested PSUDifferent | 300 W | 200 W |
| OutputsDifferent | 1x HDMI 2.13x DisplayPort 1.4a | 1x DVI1x HDMI 1.3a1x VGA |
| Power ConnectorsDifferent | 1x 8-pin | None |
| Board NumberDifferent | D532 | 109-C26037-00A |
Graphics Features
| Feature | AMD Radeon RX 6600 | AMD Radeon HD 6450 |
|---|---|---|
| DirectXDifferent | 12 Ultimate (12_2) | 11.2 (11_0) |
| OpenGLDifferent | 4.6 | 4.4 |
| OpenCLDifferent | 2.1 | 1.2 |
| VulkanDifferent | 1.3 | N/A |
| Shader ModelDifferent | 6.8 | 5.0 |
Comparison Summary
7
Specifications Compared
8
Feature Categories
55
Detailed Features
More Comparisons with AMD Radeon RX 6600
Compare AMD Radeon RX 6600 with other GPUs of similar performance
AMD Radeon RX 6600 vs GeForce RTX 2070 SUPER
GeForce RTX 2070 SUPER Performance118%
GeForce RTX 2070 SUPER is 18% faster than AMD Radeon RX 6600
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AMD Radeon RX 6600 vs GeForce GTX 1080 Ti
GeForce GTX 1080 Ti Performance117%
GeForce GTX 1080 Ti is 17% faster than AMD Radeon RX 6600
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AMD Radeon RX 6600 vs Arc A770
Arc A770 Performance117%
Arc A770 is 17% faster than AMD Radeon RX 6600
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AMD Radeon RX 6600 vs GeForce RTX 3060 12 GB
GeForce RTX 3060 12 GB Performance113%
GeForce RTX 3060 12 GB is 13% faster than AMD Radeon RX 6600
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AMD Radeon RX 6600 vs Radeon RX 6600 XT
Radeon RX 6600 XT Performance111%
Radeon RX 6600 XT is 11% faster than AMD Radeon RX 6600
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AMD Radeon RX 6600 vs Radeon VII
Radeon VII Performance111%
Radeon VII is 11% faster than AMD Radeon RX 6600
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More Comparisons with AMD Radeon HD 6450
Compare AMD Radeon HD 6450 with other GPUs of similar performance
AMD Radeon HD 6450 vs GeForce GT 520
GeForce GT 520 Performance106%
GeForce GT 520 is 6% faster than AMD Radeon HD 6450
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AMD Radeon HD 6450 vs Radeon HD 6450
Radeon HD 6450 Performance100%
Radeon HD 6450 is 0% slower than AMD Radeon HD 6450
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AMD Radeon HD 6450 vs Radeon HD 5450
Radeon HD 5450 Performance85%
Radeon HD 5450 is 15% slower than AMD Radeon HD 6450
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AMD Radeon HD 6450 vs Radeon HD 6450
Radeon HD 6450 Performance100%
Radeon HD 6450 is 0% slower than AMD Radeon HD 6450
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AMD Radeon HD 6450 vs Radeon HD 6450
Radeon HD 6450 Performance100%
Radeon HD 6450 is 0% slower than AMD Radeon HD 6450
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