GPU Comparison
Side-by-side comparison of specifications and performance
Performance Comparison
ATI Radeon HD 4830
56%
56%
AMD Radeon HD 7770 GHz Edition
479%
479%
AMD Radeon HD 7770 GHz Edition is approximately 423% faster
Technical Specifications
| Specification | ATI Radeon HD 4830 | AMD Radeon HD 7770 GHz Edition |
|---|---|---|
| Graphics ProcessorDifferent | RV770 | Cape Verde |
| Cores | 640 | 640 |
| TMUsDifferent | 32 | 40 |
| ROPs | 16 | 16 |
| Memory SizeDifferent | 512 MB | 1024 MB |
| Memory TypeDifferent | GDDR3 | GDDR5 |
| Bus WidthDifferent | 256 bit | 128 bit |
Graphics Processor
| Feature | ATI Radeon HD 4830 | AMD Radeon HD 7770 GHz Edition |
|---|---|---|
| GPU NameDifferent | RV770 | Cape Verde |
| GPU VariantDifferent | RV770 LE(215-0669075) | Cape Verde XT(215-0825117) |
| 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 4830 | AMD Radeon HD 7770 GHz Edition |
|---|---|---|
| Release DateDifferent | Oct 21st, 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 | 130 USD | 159 USD |
| Bus InterfaceDifferent | PCIe 2.0 x16 | PCIe 3.0 x16 |
| ReviewsDifferent | 43 in our database | 97 in our database |
Clock Speeds
| Feature | ATI Radeon HD 4830 | AMD Radeon HD 7770 GHz Edition |
|---|---|---|
| GPU ClockDifferent | 575 MHz | 1000 MHz |
| Memory ClockDifferent | 900 MHz1800 Mbps effective | 1125 MHz4.5 Gbps effective |
Memory
| Feature | ATI Radeon HD 4830 | AMD Radeon HD 7770 GHz Edition |
|---|---|---|
| Memory SizeDifferent | 512 MB | 1024 MB |
| Memory TypeDifferent | GDDR3 | GDDR5 |
| Memory BusDifferent | 256 bit | 128 bit |
| BandwidthDifferent | 57.60 GB/s | 72.00 GB/s |
Render Config
| Feature | ATI Radeon HD 4830 | AMD Radeon HD 7770 GHz Edition |
|---|---|---|
| Shading Units | 640 | 640 |
| TMUsDifferent | 32 | 40 |
| ROPs | 16 | 16 |
| Compute UnitsDifferent | 8 | 10 |
| L1 Cache | 16 KB (per CU) | 16 KB (per CU) |
| L2 Cache | 256 KB | 256 KB |
Theoretical Performance
| Feature | ATI Radeon HD 4830 | AMD Radeon HD 7770 GHz Edition |
|---|---|---|
| Pixel RateDifferent | 9.200 GPixel/s | 16.00 GPixel/s |
| Texture RateDifferent | 18.40 GTexel/s | 40.00 GTexel/s |
| FP32 (float)Different | 736.0 GFLOPS | 1,280.0 GFLOPS |
| FP64 (double)Different | 147.2 GFLOPS (1:5) | 80.00 GFLOPS (1:16) |
Board Design
| Feature | ATI Radeon HD 4830 | AMD Radeon HD 7770 GHz Edition |
|---|---|---|
| Slot WidthDifferent | Single-slot | Dual-slot |
| LengthDifferent | 246 mm9.7 inches | 210 mm8.3 inches |
| HeightDifferent | 111 mm4.4 inches | N/A |
| WidthDifferent | 20 mm0.8 inches | N/A |
| TDPDifferent | 95 W | 80 W |
| Suggested PSU | 250 W | 250 W |
| OutputsDifferent | 2x DVI1x S-Video | 1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2 |
| Power Connectors | 1x 6-pin | 1x 6-pin |
| Board NumberDifferent | 109-B50131-10 | 109-C44157-00C, C468 |
Graphics Features
| Feature | ATI Radeon HD 4830 | AMD Radeon HD 7770 GHz Edition |
|---|---|---|
| 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 4830
Compare ATI Radeon HD 4830 with other GPUs of similar performance
ATI Radeon HD 4830 vs GeForce GTS 450
GeForce GTS 450 Performance118%
GeForce GTS 450 is 18% faster than ATI Radeon HD 4830
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ATI Radeon HD 4830 vs GeForce GTS 250
GeForce GTS 250 Performance115%
GeForce GTS 250 is 15% faster than ATI Radeon HD 4830
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ATI Radeon HD 4830 vs Radeon HD 4850
Radeon HD 4850 Performance112%
Radeon HD 4850 is 12% faster than ATI Radeon HD 4830
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ATI Radeon HD 4830 vs Radeon HD 4770
Radeon HD 4770 Performance107%
Radeon HD 4770 is 7% faster than ATI Radeon HD 4830
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ATI Radeon HD 4830 vs Radeon HD 4830
Radeon HD 4830 Performance100%
Radeon HD 4830 is 0% slower than ATI Radeon HD 4830
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ATI Radeon HD 4830 vs Radeon HD 6670
Radeon HD 6670 Performance97%
Radeon HD 6670 is 3% slower than ATI Radeon HD 4830
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More Comparisons with AMD Radeon HD 7770 GHz Edition
Compare AMD Radeon HD 7770 GHz Edition with other GPUs of similar performance
AMD Radeon HD 7770 GHz Edition vs GeForce GTX 650 Ti
GeForce GTX 650 Ti Performance119%
GeForce GTX 650 Ti is 19% faster than AMD Radeon HD 7770 GHz Edition
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AMD Radeon HD 7770 GHz Edition vs Radeon HD 5850
Radeon HD 5850 Performance117%
Radeon HD 5850 is 17% faster than AMD Radeon HD 7770 GHz Edition
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AMD Radeon HD 7770 GHz Edition vs GeForce GTX 285
GeForce GTX 285 Performance109%
GeForce GTX 285 is 9% faster than AMD Radeon HD 7770 GHz Edition
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AMD Radeon HD 7770 GHz Edition vs Radeon HD 6850
Radeon HD 6850 Performance107%
Radeon HD 6850 is 7% faster than AMD Radeon HD 7770 GHz Edition
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AMD Radeon HD 7770 GHz Edition vs GeForce GTX 280
GeForce GTX 280 Performance100%
GeForce GTX 280 is 0% slower than AMD Radeon HD 7770 GHz Edition
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AMD Radeon HD 7770 GHz Edition vs Radeon HD 7770 GHz Edition
Radeon HD 7770 GHz Edition Performance100%
Radeon HD 7770 GHz Edition is 0% slower than AMD Radeon HD 7770 GHz Edition
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