GPU Comparison
Side-by-side comparison of specifications and performance
Performance Comparison
ATI Radeon HD 4870
174%
174%
NVIDIA GeForce GTX 550 Ti
101%
101%
ATI Radeon HD 4870 is approximately 73% faster
Technical Specifications
| Specification | ATI Radeon HD 4870 | NVIDIA GeForce GTX 550 Ti |
|---|---|---|
| Graphics ProcessorDifferent | RV770 | GF116 |
| CoresDifferent | 800 | 192 |
| TMUsDifferent | 40 | 32 |
| ROPsDifferent | 16 | 24 |
| Memory SizeDifferent | 512 MB | 1024 MB |
| Memory Type | GDDR5 | GDDR5 |
| Bus WidthDifferent | 256 bit | 192 bit |
Graphics Processor
| Feature | ATI Radeon HD 4870 | NVIDIA GeForce GTX 550 Ti |
|---|---|---|
| GPU NameDifferent | RV770 | GF116 |
| GPU VariantDifferent | RV770 XT(215-0669049) | GF116-400-A1 |
| ArchitectureDifferent | TeraScale | Fermi 2.0 |
| Foundry | TSMC | TSMC |
| Process SizeDifferent | 55 nm | 40 nm |
| TransistorsDifferent | 956 million | 1,170 million |
| DensityDifferent | 3.7M / mm² | 4.9M / mm² |
| Die SizeDifferent | 256 mm² | 238 mm² |
| Chip PackageDifferent | HFCBGA-1492 | BGA-1337 |
Graphics Card
| Feature | ATI Radeon HD 4870 | NVIDIA GeForce GTX 550 Ti |
|---|---|---|
| Release DateDifferent | Jun 25th, 2008 | Mar 15th, 2011 |
| GenerationDifferent | Radeon R700(HD 4800) | GeForce 500 |
| PredecessorDifferent | Radeon R600 | GeForce 400 |
| SuccessorDifferent | Evergreen | GeForce 600 |
| Production | End-of-life | End-of-life |
| Launch PriceDifferent | 299 USD | 149 USD |
| Bus Interface | PCIe 2.0 x16 | PCIe 2.0 x16 |
| ReviewsDifferent | 135 in our database | 62 in our database |
Clock Speeds
| Feature | ATI Radeon HD 4870 | NVIDIA GeForce GTX 550 Ti |
|---|---|---|
| GPU ClockDifferent | 750 MHz | 900 MHz |
| Memory ClockDifferent | 900 MHz3.6 Gbps effective | 1026 MHz4.1 Gbps effective |
| Shader ClockDifferent | N/A | 1800 MHz |
Memory
| Feature | ATI Radeon HD 4870 | NVIDIA GeForce GTX 550 Ti |
|---|---|---|
| Memory SizeDifferent | 512 MB | 1024 MB |
| Memory Type | GDDR5 | GDDR5 |
| Memory BusDifferent | 256 bit | 192 bit |
| BandwidthDifferent | 115.2 GB/s | 98.50 GB/s |
Render Config
| Feature | ATI Radeon HD 4870 | NVIDIA GeForce GTX 550 Ti |
|---|---|---|
| Shading UnitsDifferent | 800 | 192 |
| TMUsDifferent | 40 | 32 |
| ROPsDifferent | 16 | 24 |
| Compute UnitsDifferent | 10 | N/A |
| L1 CacheDifferent | 16 KB (per CU) | 64 KB (per SM) |
| L2 CacheDifferent | 256 KB | 384 KB |
| SM CountDifferent | N/A | 4 |
Theoretical Performance
| Feature | ATI Radeon HD 4870 | NVIDIA GeForce GTX 550 Ti |
|---|---|---|
| Pixel RateDifferent | 12.00 GPixel/s | 7.200 GPixel/s |
| Texture RateDifferent | 30.00 GTexel/s | 28.80 GTexel/s |
| FP32 (float)Different | 1,200.0 GFLOPS | 691.2 GFLOPS |
| FP64 (double)Different | 240.0 GFLOPS (1:5) | 57.60 GFLOPS (1:12) |
Board Design
| Feature | ATI Radeon HD 4870 | NVIDIA GeForce GTX 550 Ti |
|---|---|---|
| Slot Width | Dual-slot | Dual-slot |
| LengthDifferent | 241 mm9.5 inches | 210 mm8.3 inches |
| HeightDifferent | 111 mm4.4 inches | N/A |
| WidthDifferent | 40 mm1.6 inches | N/A |
| TDPDifferent | 150 W | 116 W |
| Suggested PSUDifferent | 450 W | 300 W |
| OutputsDifferent | 2x DVI1x S-Video | 2x DVI1x mini-HDMI 1.3a |
| Power ConnectorsDifferent | 2x 6-pin | 1x 6-pin |
| Board NumberDifferent | 109-B50731-10 | P1050 SKU 0 |
Graphics Features
| Feature | ATI Radeon HD 4870 | NVIDIA GeForce GTX 550 Ti |
|---|---|---|
| DirectXDifferent | 10.1 (10_1) | 12 (11_0) |
| OpenGLDifferent | 3.3 | 4.6 |
| OpenCL | 1.1 | 1.1 |
| Vulkan | N/A | N/A |
| Shader ModelDifferent | 4.1 | 5.1 |
| CUDADifferent | N/A | 2.1 |
Comparison Summary
7
Specifications Compared
8
Feature Categories
50
Detailed Features
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GeForce GTX 650 Performance102%
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NVIDIA GeForce GTX 550 Ti vs Radeon HD 6790
Radeon HD 6790 Performance112%
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NVIDIA GeForce GTX 550 Ti vs Radeon HD 5830
Radeon HD 5830 Performance107%
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NVIDIA GeForce GTX 550 Ti vs GeForce GTX 650
GeForce GTX 650 Performance101%
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NVIDIA GeForce GTX 550 Ti vs GeForce GTX 550 Ti
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