GPU Comparison
Side-by-side comparison of specifications and performance
Performance Comparison
ATI Radeon HD 4870 X2
87%
87%
AMD Radeon HD 6970
115%
115%
AMD Radeon HD 6970 is approximately 28% faster
Technical Specifications
| Specification | ATI Radeon HD 4870 X2 | AMD Radeon HD 6970 |
|---|---|---|
| Graphics ProcessorDifferent | R700 x2 | Cayman |
| CoresDifferent | 800 x2 | 1536 |
| TMUsDifferent | 40 x2 | 96 |
| ROPsDifferent | 16 x2 | 32 |
| Memory SizeDifferent | 1024 MB x2 | 2 GB |
| Memory Type | GDDR5 | GDDR5 |
| Bus WidthDifferent | 256 bit x2 | 256 bit |
Graphics Processor
| Feature | ATI Radeon HD 4870 X2 | AMD Radeon HD 6970 |
|---|---|---|
| GPU NameDifferent | R700 | Cayman |
| GPU VariantDifferent | R700 XT(215-0669045) | Cayman XT(215-0807007) |
| ArchitectureDifferent | TeraScale | TeraScale 3 |
| Foundry | TSMC | TSMC |
| Process SizeDifferent | 55 nm | 40 nm |
| TransistorsDifferent | 956 million | 2,640 million |
| DensityDifferent | 3.7M / mm² | 6.8M / mm² |
| Die SizeDifferent | 256 mm² | 389 mm² |
Graphics Card
| Feature | ATI Radeon HD 4870 X2 | AMD Radeon HD 6970 |
|---|---|---|
| Release DateDifferent | Aug 12th, 2008 | Dec 14th, 2010 |
| GenerationDifferent | Radeon R700(HD 4800) | Northern Islands(HD 6900) |
| PredecessorDifferent | Radeon R600 | Evergreen |
| SuccessorDifferent | Evergreen | Southern Islands |
| Production | End-of-life | End-of-life |
| Launch PriceDifferent | 550 USD | 369 USD |
| Bus Interface | PCIe 2.0 x16 | PCIe 2.0 x16 |
| ReviewsDifferent | 79 in our database | 80 in our database |
Clock Speeds
| Feature | ATI Radeon HD 4870 X2 | AMD Radeon HD 6970 |
|---|---|---|
| GPU ClockDifferent | 750 MHz | 880 MHz |
| Memory ClockDifferent | 900 MHz3.6 Gbps effective | 1375 MHz5.5 Gbps effective |
Memory
| Feature | ATI Radeon HD 4870 X2 | AMD Radeon HD 6970 |
|---|---|---|
| Memory SizeDifferent | 1024 MB | 2 GB |
| Memory Type | GDDR5 | GDDR5 |
| Memory Bus | 256 bit | 256 bit |
| BandwidthDifferent | 115.2 GB/s | 176.0 GB/s |
Render Config
| Feature | ATI Radeon HD 4870 X2 | AMD Radeon HD 6970 |
|---|---|---|
| Shading UnitsDifferent | 800 | 1536 |
| TMUsDifferent | 40 | 96 |
| ROPsDifferent | 16 | 32 |
| Compute UnitsDifferent | 10 | 24 |
| L1 CacheDifferent | 16 KB (per CU) | 8 KB (per CU) |
| L2 CacheDifferent | 256 KB | 512 KB |
Theoretical Performance
| Feature | ATI Radeon HD 4870 X2 | AMD Radeon HD 6970 |
|---|---|---|
| Pixel RateDifferent | 12.00 GPixel/s | 28.16 GPixel/s |
| Texture RateDifferent | 30.00 GTexel/s | 84.48 GTexel/s |
| FP32 (float)Different | 1,200.0 GFLOPS | 2.703 TFLOPS |
| FP64 (double)Different | 240.0 GFLOPS (1:5) | 675.8 GFLOPS (1:4) |
Board Design
| Feature | ATI Radeon HD 4870 X2 | AMD Radeon HD 6970 |
|---|---|---|
| Slot Width | Dual-slot | Dual-slot |
| LengthDifferent | 267 mm10.5 inches | 286 mm11.3 inches |
| HeightDifferent | 111 mm4.4 inches | 126 mm5 inches |
| WidthDifferent | 38 mm1.5 inches | 42 mm1.7 inches |
| TDPDifferent | 286 W | 250 W |
| Suggested PSU | 600 W | 600 W |
| OutputsDifferent | 2x DVI1x S-Video | 2x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2 |
| Power Connectors | 1x 6-pin + 1x 8-pin | 1x 6-pin + 1x 8-pin |
| Board NumberDifferent | 109-B50937-00 | 109-C20047-00 |
Graphics Features
| Feature | ATI Radeon HD 4870 X2 | AMD Radeon HD 6970 |
|---|---|---|
| DirectXDifferent | 10.1 (10_1) | 11.2 (11_0) |
| OpenGLDifferent | 3.3 | 4.4 |
| OpenCLDifferent | 1.1 | 1.2 |
| Vulkan | N/A | N/A |
| Shader ModelDifferent | 4.1 | 5.0 |
Comparison Summary
7
Specifications Compared
8
Feature Categories
46
Detailed Features
More Comparisons with ATI Radeon HD 4870 X2
Compare ATI Radeon HD 4870 X2 with other GPUs of similar performance
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%
GeForce GTX 660 is 19% faster than ATI Radeon HD 4870 X2
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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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More Comparisons with AMD Radeon HD 6970
Compare AMD Radeon HD 6970 with other GPUs of similar performance
AMD Radeon HD 6970 vs GeForce GTX 1050
GeForce GTX 1050 Performance119%
GeForce GTX 1050 is 19% faster than AMD Radeon HD 6970
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AMD Radeon HD 6970 vs GeForce GTX 760
GeForce GTX 760 Performance118%
GeForce GTX 760 is 18% faster than AMD Radeon HD 6970
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AMD Radeon HD 6970 vs GeForce GTX 580
GeForce GTX 580 Performance118%
GeForce GTX 580 is 18% faster than AMD Radeon HD 6970
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AMD Radeon HD 6970 vs GeForce GTX 660 Ti
GeForce GTX 660 Ti Performance118%
GeForce GTX 660 Ti is 18% faster than AMD Radeon HD 6970
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AMD Radeon HD 6970 vs Radeon R9 270X
Radeon R9 270X Performance116%
Radeon R9 270X is 16% faster than AMD Radeon HD 6970
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AMD Radeon HD 6970 vs GeForce GTX 950
GeForce GTX 950 Performance113%
GeForce GTX 950 is 13% faster than AMD Radeon HD 6970
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