GPU Comparison
Side-by-side comparison of specifications and performance
Performance Comparison
ATI Radeon HD 4870 X2
183%
183%
AMD Radeon HD 7750
55%
55%
ATI Radeon HD 4870 X2 is approximately 128% faster
Technical Specifications
| Specification | ATI Radeon HD 4870 X2 | AMD Radeon HD 7750 |
|---|---|---|
| Graphics ProcessorDifferent | R700 x2 | Cape Verde |
| CoresDifferent | 800 x2 | 512 |
| TMUsDifferent | 40 x2 | 32 |
| ROPsDifferent | 16 x2 | 16 |
| Memory SizeDifferent | 1024 MB x2 | 1024 MB |
| Memory Type | GDDR5 | GDDR5 |
| Bus WidthDifferent | 256 bit x2 | 128 bit |
Graphics Processor
| Feature | ATI Radeon HD 4870 X2 | AMD Radeon HD 7750 |
|---|---|---|
| GPU NameDifferent | R700 | Cape Verde |
| GPU VariantDifferent | R700 XT(215-0669045) | 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 | N/A | FCBGA-962 |
Graphics Card
| Feature | ATI Radeon HD 4870 X2 | AMD Radeon HD 7750 |
|---|---|---|
| Release DateDifferent | Aug 12th, 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 | 550 USD | 109 USD |
| Bus InterfaceDifferent | PCIe 2.0 x16 | PCIe 3.0 x16 |
| ReviewsDifferent | 79 in our database | 61 in our database |
Clock Speeds
| Feature | ATI Radeon HD 4870 X2 | 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 X2 | AMD Radeon HD 7750 |
|---|---|---|
| Memory Size | 1024 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 X2 | 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 X2 | 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 X2 | AMD Radeon HD 7750 |
|---|---|---|
| Slot WidthDifferent | Dual-slot | Single-slot |
| LengthDifferent | 267 mm10.5 inches | 168 mm6.6 inches |
| HeightDifferent | 111 mm4.4 inches | N/A |
| WidthDifferent | 38 mm1.5 inches | N/A |
| TDPDifferent | 286 W | 55 W |
| Suggested PSUDifferent | 600 W | 250 W |
| OutputsDifferent | 2x DVI1x S-Video | 1x DVI1x HDMI 1.4a1x DisplayPort 1.2 |
| Power ConnectorsDifferent | 1x 6-pin + 1x 8-pin | None |
| Board NumberDifferent | 109-B50937-00 | C441, 109-C44537-00B |
Graphics Features
| Feature | ATI Radeon HD 4870 X2 | 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
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ATI Radeon HD 4870 X2 vs GeForce GTX 570
GeForce GTX 570 Performance120%
GeForce GTX 570 is 20% faster than ATI Radeon HD 4870 X2
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ATI Radeon HD 4870 X2 vs GeForce GTX 660
GeForce GTX 660 Performance119%
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ATI Radeon HD 4870 X2 vs Radeon R7 370
Radeon R7 370 Performance119%
Radeon R7 370 is 19% faster than ATI Radeon HD 4870 X2
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ATI Radeon HD 4870 X2 vs Radeon HD 6970
Radeon HD 6970 Performance115%
Radeon HD 6970 is 15% faster than ATI Radeon HD 4870 X2
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ATI Radeon HD 4870 X2 vs GeForce GTX 480
GeForce GTX 480 Performance110%
GeForce GTX 480 is 10% faster than ATI Radeon HD 4870 X2
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ATI Radeon HD 4870 X2 vs Radeon HD 7850
Radeon HD 7850 Performance108%
Radeon HD 7850 is 8% faster than ATI Radeon HD 4870 X2
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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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