GPU Comparison
Side-by-side comparison of specifications and performance
Performance Comparison
ATI Radeon HD 4850
63%
63%
AMD Radeon HD 7770 GHz Edition
426%
426%
AMD Radeon HD 7770 GHz Edition is approximately 363% faster
Technical Specifications
| Specification | ATI Radeon HD 4850 | AMD Radeon HD 7770 GHz Edition |
|---|---|---|
| Graphics ProcessorDifferent | RV770 | Cape Verde |
| CoresDifferent | 800 | 640 |
| TMUs | 40 | 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 4850 | AMD Radeon HD 7770 GHz Edition |
|---|---|---|
| GPU NameDifferent | RV770 | Cape Verde |
| GPU VariantDifferent | RV770 PRO(215-0669065) | 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 4850 | AMD Radeon HD 7770 GHz Edition |
|---|---|---|
| Release DateDifferent | Jun 25th, 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 | 199 USD | 159 USD |
| Bus InterfaceDifferent | PCIe 2.0 x16 | PCIe 3.0 x16 |
| ReviewsDifferent | 127 in our database | 97 in our database |
Clock Speeds
| Feature | ATI Radeon HD 4850 | AMD Radeon HD 7770 GHz Edition |
|---|---|---|
| GPU ClockDifferent | 625 MHz | 1000 MHz |
| Memory ClockDifferent | 993 MHz1986 Mbps effective | 1125 MHz4.5 Gbps effective |
Memory
| Feature | ATI Radeon HD 4850 | AMD Radeon HD 7770 GHz Edition |
|---|---|---|
| Memory SizeDifferent | 512 MB | 1024 MB |
| Memory TypeDifferent | GDDR3 | GDDR5 |
| Memory BusDifferent | 256 bit | 128 bit |
| BandwidthDifferent | 63.55 GB/s | 72.00 GB/s |
Render Config
| Feature | ATI Radeon HD 4850 | AMD Radeon HD 7770 GHz Edition |
|---|---|---|
| Shading UnitsDifferent | 800 | 640 |
| TMUs | 40 | 40 |
| ROPs | 16 | 16 |
| Compute Units | 10 | 10 |
| L1 Cache | 16 KB (per CU) | 16 KB (per CU) |
| L2 Cache | 256 KB | 256 KB |
Theoretical Performance
| Feature | ATI Radeon HD 4850 | AMD Radeon HD 7770 GHz Edition |
|---|---|---|
| Pixel RateDifferent | 10.00 GPixel/s | 16.00 GPixel/s |
| Texture RateDifferent | 25.00 GTexel/s | 40.00 GTexel/s |
| FP32 (float)Different | 1,000.0 GFLOPS | 1,280.0 GFLOPS |
| FP64 (double)Different | 200.0 GFLOPS (1:5) | 80.00 GFLOPS (1:16) |
Board Design
| Feature | ATI Radeon HD 4850 | AMD Radeon HD 7770 GHz Edition |
|---|---|---|
| Slot WidthDifferent | Single-slot | Dual-slot |
| LengthDifferent | 246 mm9.7 inches | 210 mm8.3 inches |
| TDPDifferent | 110 W | 80 W |
| Suggested PSUDifferent | 300 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-B50131-00 | 109-C44157-00C, C468 |
Graphics Features
| Feature | ATI Radeon HD 4850 | 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
45
Detailed Features
More Comparisons with ATI Radeon HD 4850
Compare ATI Radeon HD 4850 with other GPUs of similar performance
ATI Radeon HD 4850 vs Radeon HD 5750
Radeon HD 5750 Performance109%
Radeon HD 5750 is 9% faster than ATI Radeon HD 4850
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ATI Radeon HD 4850 vs GeForce GTS 450
GeForce GTS 450 Performance105%
GeForce GTS 450 is 5% faster than ATI Radeon HD 4850
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ATI Radeon HD 4850 vs GeForce GTS 250
GeForce GTS 250 Performance102%
GeForce GTS 250 is 2% faster than ATI Radeon HD 4850
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ATI Radeon HD 4850 vs Radeon HD 4850
Radeon HD 4850 Performance100%
Radeon HD 4850 is 0% slower than ATI Radeon HD 4850
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ATI Radeon HD 4850 vs Radeon HD 4770
Radeon HD 4770 Performance95%
Radeon HD 4770 is 5% slower than ATI Radeon HD 4850
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ATI Radeon HD 4850 vs Radeon HD 4830
Radeon HD 4830 Performance89%
Radeon HD 4830 is 11% slower than ATI Radeon HD 4850
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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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