GPU Comparison
Side-by-side comparison of specifications and performance
Performance Comparison
NVIDIA GeForce RTX 3080
8320%
8320%
AMD Radeon HD 6450
1%
1%
NVIDIA GeForce RTX 3080 is approximately 8319% faster
Technical Specifications
| Specification | NVIDIA GeForce RTX 3080 | AMD Radeon HD 6450 |
|---|---|---|
| Graphics ProcessorDifferent | GA102 | Caicos |
| CoresDifferent | 8704 | 160 |
| TMUsDifferent | 272 | 8 |
| ROPsDifferent | 96 | 4 |
| Memory SizeDifferent | 10 GB | 512 MB |
| Memory TypeDifferent | GDDR6X | GDDR3 |
| Bus WidthDifferent | 320 bit | 64 bit |
Graphics Processor
| Feature | NVIDIA GeForce RTX 3080 | AMD Radeon HD 6450 |
|---|---|---|
| GPU NameDifferent | GA102 | Caicos |
| GPU VariantDifferent | GA102-200-KD-A1 | Caicos PRO |
| ArchitectureDifferent | Ampere | TeraScale 2 |
| FoundryDifferent | Samsung | TSMC |
| Process SizeDifferent | 8 nm | 40 nm |
| TransistorsDifferent | 28,300 million | 370 million |
| DensityDifferent | 45.1M / mm² | 5.5M / mm² |
| Die SizeDifferent | 628 mm² | 67 mm² |
| Chip PackageDifferent | BGA-3328 | FCBGA-631 |
Graphics Card
| Feature | NVIDIA GeForce RTX 3080 | AMD Radeon HD 6450 |
|---|---|---|
| Release DateDifferent | Sep 1st, 2020 | Apr 7th, 2011 |
| AvailabilityDifferent | Sep 17th, 2020 | N/A |
| GenerationDifferent | GeForce 30 | Northern Islands(HD 6400) |
| PredecessorDifferent | GeForce 20 | Evergreen |
| SuccessorDifferent | GeForce 40 | Southern Islands |
| ProductionDifferent | Active | End-of-life |
| Launch PriceDifferent | 699 USD | 55 USD |
| Current PriceDifferent | Amazon/Newegg | N/A |
| Bus InterfaceDifferent | PCIe 4.0 x16 | PCIe 2.0 x16 |
| ReviewsDifferent | 103 in our database | 14 in our database |
Clock Speeds
| Feature | NVIDIA GeForce RTX 3080 | AMD Radeon HD 6450 |
|---|---|---|
| Base ClockDifferent | 1440 MHz | N/A |
| Boost ClockDifferent | 1710 MHz | N/A |
| Memory ClockDifferent | 1188 MHz19 Gbps effective | 500 MHz1000 Mbps effective |
| GPU ClockDifferent | N/A | 625 MHz |
Memory
| Feature | NVIDIA GeForce RTX 3080 | AMD Radeon HD 6450 |
|---|---|---|
| Memory SizeDifferent | 10 GB | 512 MB |
| Memory TypeDifferent | GDDR6X | GDDR3 |
| Memory BusDifferent | 320 bit | 64 bit |
| BandwidthDifferent | 760.3 GB/s | 8.000 GB/s |
Render Config
| Feature | NVIDIA GeForce RTX 3080 | AMD Radeon HD 6450 |
|---|---|---|
| Shading UnitsDifferent | 8704 | 160 |
| TMUsDifferent | 272 | 8 |
| ROPsDifferent | 96 | 4 |
| SM CountDifferent | 68 | N/A |
| Tensor CoresDifferent | 272 | N/A |
| RT CoresDifferent | 68 | N/A |
| L1 CacheDifferent | 128 KB (per SM) | 8 KB (per CU) |
| L2 CacheDifferent | 5 MB | 128 KB |
| Compute UnitsDifferent | N/A | 2 |
Theoretical Performance
| Feature | NVIDIA GeForce RTX 3080 | AMD Radeon HD 6450 |
|---|---|---|
| Pixel RateDifferent | 164.2 GPixel/s | 2.500 GPixel/s |
| Texture RateDifferent | 465.1 GTexel/s | 5.000 GTexel/s |
| FP16 (half)Different | 29.77 TFLOPS (1:1) | N/A |
| FP32 (float)Different | 29.77 TFLOPS | 200.0 GFLOPS |
| FP64 (double)Different | 465.1 GFLOPS (1:64) | N/A |
Board Design
| Feature | NVIDIA GeForce RTX 3080 | AMD Radeon HD 6450 |
|---|---|---|
| Slot WidthDifferent | Dual-slot | Single-slot |
| LengthDifferent | 285 mm11.2 inches | 168 mm6.6 inches |
| HeightDifferent | 112 mm4.4 inches | N/A |
| WidthDifferent | 40 mm1.6 inches | N/A |
| TDPDifferent | 320 W | 18 W |
| Suggested PSUDifferent | 700 W | 200 W |
| OutputsDifferent | 1x HDMI 2.13x DisplayPort 1.4a | 1x DVI1x HDMI 1.3a1x VGA |
| Power ConnectorsDifferent | 1x 12-pin | None |
| Board NumberDifferent | PG132 SKU 30 | 109-C26037-00A |
Graphics Features
| Feature | NVIDIA GeForce RTX 3080 | AMD Radeon HD 6450 |
|---|---|---|
| DirectXDifferent | 12 Ultimate (12_2) | 11.2 (11_0) |
| OpenGLDifferent | 4.6 | 4.4 |
| OpenCLDifferent | 3.0 | 1.2 |
| VulkanDifferent | 1.3 | N/A |
| CUDADifferent | 8.6 | N/A |
| Shader ModelDifferent | 6.8 | 5.0 |
Comparison Summary
7
Specifications Compared
8
Feature Categories
56
Detailed Features
More Comparisons with NVIDIA GeForce RTX 3080
Compare NVIDIA GeForce RTX 3080 with other GPUs of similar performance
NVIDIA GeForce RTX 3080 vs GeForce RTX 4070 Ti
GeForce RTX 4070 Ti Performance115%
GeForce RTX 4070 Ti is 15% faster than NVIDIA GeForce RTX 3080
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NVIDIA GeForce RTX 3080 vs GeForce RTX 5070
GeForce RTX 5070 Performance114%
GeForce RTX 5070 is 14% faster than NVIDIA GeForce RTX 3080
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NVIDIA GeForce RTX 3080 vs GeForce RTX 3090
GeForce RTX 3090 Performance113%
GeForce RTX 3090 is 13% faster than NVIDIA GeForce RTX 3080
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NVIDIA GeForce RTX 3080 vs GeForce RTX 3080 Ti
GeForce RTX 3080 Ti Performance111%
GeForce RTX 3080 Ti is 11% faster than NVIDIA GeForce RTX 3080
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NVIDIA GeForce RTX 3080 vs GeForce RTX 4070 SUPER
GeForce RTX 4070 SUPER Performance107%
GeForce RTX 4070 SUPER is 7% faster than NVIDIA GeForce RTX 3080
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NVIDIA GeForce RTX 3080 vs Radeon RX 7900 GRE
Radeon RX 7900 GRE Performance106%
Radeon RX 7900 GRE is 6% faster than NVIDIA GeForce RTX 3080
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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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