GPU Comparison
Side-by-side comparison of specifications and performance
Performance Comparison
ATI Radeon HD 4870
183%
183%
AMD Radeon HD 7750
96%
96%
ATI Radeon HD 4870 is approximately 87% faster
Technical Specifications
| Specification | ATI Radeon HD 4870 | AMD Radeon HD 7750 |
|---|---|---|
| Graphics ProcessorDifferent | RV770 | Cape Verde |
| CoresDifferent | 800 | 512 |
| TMUsDifferent | 40 | 32 |
| ROPs | 16 | 16 |
| Memory SizeDifferent | 512 MB | 1024 MB |
| Memory Type | GDDR5 | GDDR5 |
| Bus WidthDifferent | 256 bit | 128 bit |
Graphics Processor
| Feature | ATI Radeon HD 4870 | AMD Radeon HD 7750 |
|---|---|---|
| GPU NameDifferent | RV770 | Cape Verde |
| GPU VariantDifferent | RV770 XT(215-0669049) | Cape Verde PRO(215-0825156) |
| ArchitectureDifferent | TeraScale | GCN 1.0 |
| Foundry | TSMC | TSMC |
| Process SizeDifferent | 55 nm | 28 nm |
| TransistorsDifferent | 956 million | 1,500 million |
| DensityDifferent | 3.7M / mm² | 12.2M / mm² |
| Die SizeDifferent | 256 mm² | 123 mm² |
| Chip PackageDifferent | HFCBGA-1492 | FCBGA-962 |
Graphics Card
| Feature | ATI Radeon HD 4870 | AMD Radeon HD 7750 |
|---|---|---|
| Release DateDifferent | Jun 25th, 2008 | Feb 15th, 2012 |
| GenerationDifferent | Radeon R700(HD 4800) | Southern Islands(HD 7700) |
| PredecessorDifferent | Radeon R600 | Northern Islands |
| SuccessorDifferent | Evergreen | Sea Islands |
| Production | End-of-life | End-of-life |
| Launch PriceDifferent | 299 USD | 109 USD |
| Bus InterfaceDifferent | PCIe 2.0 x16 | PCIe 3.0 x16 |
| ReviewsDifferent | 135 in our database | 61 in our database |
Clock Speeds
| Feature | ATI Radeon HD 4870 | AMD Radeon HD 7750 |
|---|---|---|
| GPU ClockDifferent | 750 MHz | 800 MHz |
| Memory ClockDifferent | 900 MHz3.6 Gbps effective | 1125 MHz4.5 Gbps effective |
Memory
| Feature | ATI Radeon HD 4870 | AMD Radeon HD 7750 |
|---|---|---|
| Memory SizeDifferent | 512 MB | 1024 MB |
| Memory Type | GDDR5 | GDDR5 |
| Memory BusDifferent | 256 bit | 128 bit |
| BandwidthDifferent | 115.2 GB/s | 72.00 GB/s |
Render Config
| Feature | ATI Radeon HD 4870 | AMD Radeon HD 7750 |
|---|---|---|
| Shading UnitsDifferent | 800 | 512 |
| TMUsDifferent | 40 | 32 |
| ROPs | 16 | 16 |
| Compute UnitsDifferent | 10 | 8 |
| L1 Cache | 16 KB (per CU) | 16 KB (per CU) |
| L2 Cache | 256 KB | 256 KB |
Theoretical Performance
| Feature | ATI Radeon HD 4870 | AMD Radeon HD 7750 |
|---|---|---|
| Pixel RateDifferent | 12.00 GPixel/s | 12.80 GPixel/s |
| Texture RateDifferent | 30.00 GTexel/s | 25.60 GTexel/s |
| FP32 (float)Different | 1,200.0 GFLOPS | 819.2 GFLOPS |
| FP64 (double)Different | 240.0 GFLOPS (1:5) | 51.20 GFLOPS (1:16) |
Board Design
| Feature | ATI Radeon HD 4870 | AMD Radeon HD 7750 |
|---|---|---|
| Slot WidthDifferent | Dual-slot | Single-slot |
| LengthDifferent | 241 mm9.5 inches | 168 mm6.6 inches |
| HeightDifferent | 111 mm4.4 inches | N/A |
| WidthDifferent | 40 mm1.6 inches | N/A |
| TDPDifferent | 150 W | 55 W |
| Suggested PSUDifferent | 450 W | 250 W |
| OutputsDifferent | 2x DVI1x S-Video | 1x DVI1x HDMI 1.4a1x DisplayPort 1.2 |
| Power ConnectorsDifferent | 2x 6-pin | None |
| Board NumberDifferent | 109-B50731-10 | C441, 109-C44537-00B |
Graphics Features
| Feature | ATI Radeon HD 4870 | AMD Radeon HD 7750 |
|---|---|---|
| DirectXDifferent | 10.1 (10_1) | 12 (11_1) |
| OpenGLDifferent | 3.3 | 4.6 |
| OpenCLDifferent | 1.1 | 2.1 (1.2) |
| VulkanDifferent | N/A | 1.2.170 |
| Shader ModelDifferent | 4.1 | 6.5 (5.1) |
Comparison Summary
7
Specifications Compared
8
Feature Categories
47
Detailed Features
More Comparisons with ATI Radeon HD 4870
Compare ATI Radeon HD 4870 with other GPUs of similar performance
ATI Radeon HD 4870 vs GeForce GTX 460
GeForce GTX 460 Performance120%
GeForce GTX 460 is 20% faster than ATI Radeon HD 4870
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ATI Radeon HD 4870 vs Radeon HD 4890
Radeon HD 4890 Performance116%
Radeon HD 4890 is 16% faster than ATI Radeon HD 4870
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ATI Radeon HD 4870 vs Radeon HD 6790
Radeon HD 6790 Performance114%
Radeon HD 6790 is 14% faster than ATI Radeon HD 4870
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ATI Radeon HD 4870 vs Radeon HD 5830
Radeon HD 5830 Performance108%
Radeon HD 5830 is 8% faster than ATI Radeon HD 4870
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ATI Radeon HD 4870 vs GeForce GTX 650
GeForce GTX 650 Performance102%
GeForce GTX 650 is 2% faster than ATI Radeon HD 4870
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ATI Radeon HD 4870 vs GeForce GTX 550 Ti
GeForce GTX 550 Ti Performance101%
GeForce GTX 550 Ti is 1% faster than ATI Radeon HD 4870
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More Comparisons with AMD Radeon HD 7750
Compare AMD Radeon HD 7750 with other GPUs of similar performance
AMD Radeon HD 7750 vs Radeon HD 4890
Radeon HD 4890 Performance120%
Radeon HD 4890 is 20% faster than AMD Radeon HD 7750
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AMD Radeon HD 7750 vs Radeon HD 6790
Radeon HD 6790 Performance118%
Radeon HD 6790 is 18% faster than AMD Radeon HD 7750
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AMD Radeon HD 7750 vs Radeon HD 5830
Radeon HD 5830 Performance112%
Radeon HD 5830 is 12% faster than AMD Radeon HD 7750
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AMD Radeon HD 7750 vs GeForce GTX 650
GeForce GTX 650 Performance106%
GeForce GTX 650 is 6% faster than AMD Radeon HD 7750
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AMD Radeon HD 7750 vs GeForce GTX 550 Ti
GeForce GTX 550 Ti Performance105%
GeForce GTX 550 Ti is 5% faster than AMD Radeon HD 7750
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AMD Radeon HD 7750 vs Radeon HD 4870
Radeon HD 4870 Performance104%
Radeon HD 4870 is 4% faster than AMD Radeon HD 7750
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