GPU Comparison
Side-by-side comparison of specifications and performance
Performance Comparison
ATI Radeon HD 4770
31%
31%
AMD Radeon R9 270X
321%
321%
AMD Radeon R9 270X is approximately 290% faster
Technical Specifications
| Specification | ATI Radeon HD 4770 | AMD Radeon R9 270X |
|---|---|---|
| Graphics ProcessorDifferent | RV740 | Curacao |
| CoresDifferent | 640 | 1280 |
| TMUsDifferent | 32 | 80 |
| 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 R9 270X |
|---|---|---|
| GPU NameDifferent | RV740 | Curacao |
| GPU VariantDifferent | RV740 XT(215-0727019) | Curacao XT(215-0848004) |
| ArchitectureDifferent | TeraScale | GCN 1.0 |
| Foundry | TSMC | TSMC |
| Process SizeDifferent | 40 nm | 28 nm |
| TransistorsDifferent | 826 million | 2,800 million |
| DensityDifferent | 6.0M / mm² | 13.2M / mm² |
| Die SizeDifferent | 137 mm² | 212 mm² |
| Chip PackageDifferent | N/A | FCBGA-1737 |
Graphics Card
| Feature | ATI Radeon HD 4770 | AMD Radeon R9 270X |
|---|---|---|
| Release DateDifferent | Apr 28th, 2009 | Oct 8th, 2013 |
| GenerationDifferent | Radeon R700(HD 4700) | Volcanic Islands(R9 200) |
| PredecessorDifferent | Radeon R600 | Sea Islands |
| SuccessorDifferent | Evergreen | Pirate Islands |
| Production | End-of-life | End-of-life |
| Launch PriceDifferent | 109 USD | 199 USD |
| Bus InterfaceDifferent | PCIe 2.0 x16 | PCIe 3.0 x16 |
| ReviewsDifferent | 82 in our database | 90 in our database |
Clock Speeds
| Feature | ATI Radeon HD 4770 | AMD Radeon R9 270X |
|---|---|---|
| GPU ClockDifferent | 750 MHz | N/A |
| Memory ClockDifferent | 800 MHz3.2 Gbps effective | 1400 MHz5.6 Gbps effective |
| Base ClockDifferent | N/A | 1000 MHz |
| Boost ClockDifferent | N/A | 1050 MHz |
Memory
| Feature | ATI Radeon HD 4770 | AMD Radeon R9 270X |
|---|---|---|
| Memory SizeDifferent | 512 MB | 2 GB |
| Memory Type | GDDR5 | GDDR5 |
| Memory BusDifferent | 128 bit | 256 bit |
| BandwidthDifferent | 51.20 GB/s | 179.2 GB/s |
Render Config
| Feature | ATI Radeon HD 4770 | AMD Radeon R9 270X |
|---|---|---|
| Shading UnitsDifferent | 640 | 1280 |
| TMUsDifferent | 32 | 80 |
| ROPsDifferent | 16 | 32 |
| Compute UnitsDifferent | 8 | 20 |
| L1 Cache | 16 KB (per CU) | 16 KB (per CU) |
| L2 CacheDifferent | 128 KB | 512 KB |
Theoretical Performance
| Feature | ATI Radeon HD 4770 | AMD Radeon R9 270X |
|---|---|---|
| Pixel RateDifferent | 12.00 GPixel/s | 33.60 GPixel/s |
| Texture RateDifferent | 24.00 GTexel/s | 84.00 GTexel/s |
| FP32 (float)Different | 960.0 GFLOPS | 2.688 TFLOPS |
| FP64 (double)Different | 192.0 GFLOPS (1:5) | 168.0 GFLOPS (1:16) |
Board Design
| Feature | ATI Radeon HD 4770 | AMD Radeon R9 270X |
|---|---|---|
| Slot Width | Dual-slot | Dual-slot |
| LengthDifferent | 203 mm8 inches | 241 mm9.5 inches |
| TDPDifferent | 80 W | 180 W |
| Suggested PSUDifferent | 250 W | 450 W |
| OutputsDifferent | 2x DVI1x S-Video | 2x DVI1x HDMI 1.4a1x DisplayPort 1.2 |
| Power ConnectorsDifferent | 1x 6-pin | 2x 6-pin |
| Board NumberDifferent | B743 | C631, 109-C63257-00A_02, 109-C63257-12_02 |
| HeightDifferent | N/A | 109 mm4.3 inches |
| WidthDifferent | N/A | 36 mm1.4 inches |
Graphics Features
| Feature | ATI Radeon HD 4770 | AMD Radeon R9 270X |
|---|---|---|
| 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
49
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
Compare Detailed Specs
ATI Radeon HD 4770 vs GeForce GTS 450
GeForce GTS 450 Performance111%
GeForce GTS 450 is 11% faster than ATI Radeon HD 4770
Compare Detailed Specs
ATI Radeon HD 4770 vs GeForce GTS 250
GeForce GTS 250 Performance108%
GeForce GTS 250 is 8% faster than ATI Radeon HD 4770
Compare Detailed Specs
ATI Radeon HD 4770 vs Radeon HD 4850
Radeon HD 4850 Performance105%
Radeon HD 4850 is 5% faster than ATI Radeon HD 4770
Compare Detailed Specs
ATI Radeon HD 4770 vs Radeon HD 4770
Radeon HD 4770 Performance100%
Radeon HD 4770 is 0% slower than ATI Radeon HD 4770
Compare Detailed Specs
ATI Radeon HD 4770 vs Radeon HD 4830
Radeon HD 4830 Performance94%
Radeon HD 4830 is 6% slower than ATI Radeon HD 4770
Compare Detailed Specs
More Comparisons with AMD Radeon R9 270X
Compare AMD Radeon R9 270X with other GPUs of similar performance
AMD Radeon R9 270X vs GeForce GTX 960
GeForce GTX 960 Performance119%
GeForce GTX 960 is 19% faster than AMD Radeon R9 270X
Compare Detailed Specs
AMD Radeon R9 270X vs GeForce GTX 670
GeForce GTX 670 Performance116%
GeForce GTX 670 is 16% faster than AMD Radeon R9 270X
Compare Detailed Specs
AMD Radeon R9 270X vs Radeon HD 5970
Radeon HD 5970 Performance105%
Radeon HD 5970 is 5% faster than AMD Radeon R9 270X
Compare Detailed Specs
AMD Radeon R9 270X vs GeForce GTX 1630
GeForce GTX 1630 Performance105%
GeForce GTX 1630 is 5% faster than AMD Radeon R9 270X
Compare Detailed Specs
AMD Radeon R9 270X vs GeForce GTX 1050
GeForce GTX 1050 Performance103%
GeForce GTX 1050 is 3% faster than AMD Radeon R9 270X
Compare Detailed Specs
AMD Radeon R9 270X vs GeForce GTX 760
GeForce GTX 760 Performance102%
GeForce GTX 760 is 2% faster than AMD Radeon R9 270X
Compare Detailed Specs