GPU Comparison
Side-by-side comparison of specifications and performance
Performance Comparison
ATI Radeon HD 4770
36%
36%
AMD Radeon HD 6970
276%
276%
AMD Radeon HD 6970 is approximately 240% faster
Technical Specifications
| Specification | ATI Radeon HD 4770 | AMD Radeon HD 6970 |
|---|---|---|
| Graphics ProcessorDifferent | RV740 | Cayman |
| CoresDifferent | 640 | 1536 |
| TMUsDifferent | 32 | 96 |
| ROPsDifferent | 16 | 32 |
| Memory SizeDifferent | 512 MB | 2 GB |
| Memory Type | GDDR5 | GDDR5 |
| Bus WidthDifferent | 128 bit | 256 bit |
Graphics Processor
| Feature | ATI Radeon HD 4770 | AMD Radeon HD 6970 |
|---|---|---|
| GPU NameDifferent | RV740 | Cayman |
| GPU VariantDifferent | RV740 XT(215-0727019) | Cayman XT(215-0807007) |
| ArchitectureDifferent | TeraScale | TeraScale 3 |
| Foundry | TSMC | TSMC |
| Process Size | 40 nm | 40 nm |
| TransistorsDifferent | 826 million | 2,640 million |
| DensityDifferent | 6.0M / mm² | 6.8M / mm² |
| Die SizeDifferent | 137 mm² | 389 mm² |
Graphics Card
| Feature | ATI Radeon HD 4770 | AMD Radeon HD 6970 |
|---|---|---|
| Release DateDifferent | Apr 28th, 2009 | Dec 14th, 2010 |
| GenerationDifferent | Radeon R700(HD 4700) | Northern Islands(HD 6900) |
| PredecessorDifferent | Radeon R600 | Evergreen |
| SuccessorDifferent | Evergreen | Southern Islands |
| Production | End-of-life | End-of-life |
| Launch PriceDifferent | 109 USD | 369 USD |
| Bus Interface | PCIe 2.0 x16 | PCIe 2.0 x16 |
| ReviewsDifferent | 82 in our database | 80 in our database |
Clock Speeds
| Feature | ATI Radeon HD 4770 | AMD Radeon HD 6970 |
|---|---|---|
| GPU ClockDifferent | 750 MHz | 880 MHz |
| Memory ClockDifferent | 800 MHz3.2 Gbps effective | 1375 MHz5.5 Gbps effective |
Memory
| Feature | ATI Radeon HD 4770 | AMD Radeon HD 6970 |
|---|---|---|
| Memory SizeDifferent | 512 MB | 2 GB |
| Memory Type | GDDR5 | GDDR5 |
| Memory BusDifferent | 128 bit | 256 bit |
| BandwidthDifferent | 51.20 GB/s | 176.0 GB/s |
Render Config
| Feature | ATI Radeon HD 4770 | AMD Radeon HD 6970 |
|---|---|---|
| Shading UnitsDifferent | 640 | 1536 |
| TMUsDifferent | 32 | 96 |
| ROPsDifferent | 16 | 32 |
| Compute UnitsDifferent | 8 | 24 |
| L1 CacheDifferent | 16 KB (per CU) | 8 KB (per CU) |
| L2 CacheDifferent | 128 KB | 512 KB |
Theoretical Performance
| Feature | ATI Radeon HD 4770 | AMD Radeon HD 6970 |
|---|---|---|
| Pixel RateDifferent | 12.00 GPixel/s | 28.16 GPixel/s |
| Texture RateDifferent | 24.00 GTexel/s | 84.48 GTexel/s |
| FP32 (float)Different | 960.0 GFLOPS | 2.703 TFLOPS |
| FP64 (double)Different | 192.0 GFLOPS (1:5) | 675.8 GFLOPS (1:4) |
Board Design
| Feature | ATI Radeon HD 4770 | AMD Radeon HD 6970 |
|---|---|---|
| Slot Width | Dual-slot | Dual-slot |
| LengthDifferent | 203 mm8 inches | 286 mm11.3 inches |
| TDPDifferent | 80 W | 250 W |
| Suggested PSUDifferent | 250 W | 600 W |
| OutputsDifferent | 2x DVI1x S-Video | 2x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2 |
| Power ConnectorsDifferent | 1x 6-pin | 1x 6-pin + 1x 8-pin |
| Board NumberDifferent | B743 | 109-C20047-00 |
| HeightDifferent | N/A | 126 mm5 inches |
| WidthDifferent | N/A | 42 mm1.7 inches |
Graphics Features
| Feature | ATI Radeon HD 4770 | 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 4770
Compare ATI Radeon HD 4770 with other GPUs of similar performance
ATI Radeon HD 4770 vs Radeon HD 5750
Radeon HD 5750 Performance115%
Radeon HD 5750 is 15% faster than ATI Radeon HD 4770
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ATI Radeon HD 4770 vs GeForce GTS 450
GeForce GTS 450 Performance111%
GeForce GTS 450 is 11% faster than ATI Radeon HD 4770
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ATI Radeon HD 4770 vs GeForce GTS 250
GeForce GTS 250 Performance108%
GeForce GTS 250 is 8% faster than ATI Radeon HD 4770
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ATI Radeon HD 4770 vs Radeon HD 4850
Radeon HD 4850 Performance105%
Radeon HD 4850 is 5% faster than ATI Radeon HD 4770
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ATI Radeon HD 4770 vs Radeon HD 4770
Radeon HD 4770 Performance100%
Radeon HD 4770 is 0% slower than ATI Radeon HD 4770
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ATI Radeon HD 4770 vs Radeon HD 4830
Radeon HD 4830 Performance94%
Radeon HD 4830 is 6% slower than ATI Radeon HD 4770
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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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