GPU Comparison
Side-by-side comparison of specifications and performance
Performance Comparison
ATI Radeon HD 4890
40%
40%
AMD Radeon HD 7970
285%
285%
AMD Radeon HD 7970 is approximately 245% faster
Technical Specifications
| Specification | ATI Radeon HD 4890 | AMD Radeon HD 7970 |
|---|---|---|
| Graphics ProcessorDifferent | RV790 | Tahiti |
| CoresDifferent | 800 | 2048 |
| TMUsDifferent | 40 | 128 |
| ROPsDifferent | 16 | 32 |
| Memory SizeDifferent | 1024 MB | 3 GB |
| Memory Type | GDDR5 | GDDR5 |
| Bus WidthDifferent | 256 bit | 384 bit |
Graphics Processor
| Feature | ATI Radeon HD 4890 | AMD Radeon HD 7970 |
|---|---|---|
| GPU NameDifferent | RV790 | Tahiti |
| GPU VariantDifferent | RV790 XT(215-0758016) | Tahiti XT(215-0821060) |
| ArchitectureDifferent | TeraScale | GCN 1.0 |
| Foundry | TSMC | TSMC |
| Process SizeDifferent | 55 nm | 28 nm |
| TransistorsDifferent | 959 million | 4,313 million |
| DensityDifferent | 3.4M / mm² | 12.3M / mm² |
| Die SizeDifferent | 282 mm² | 352 mm² |
Graphics Card
| Feature | ATI Radeon HD 4890 | AMD Radeon HD 7970 |
|---|---|---|
| Release DateDifferent | Apr 2nd, 2009 | Jan 9th, 2012 |
| GenerationDifferent | Radeon R700(HD 4800) | Southern Islands(HD 7900) |
| PredecessorDifferent | Radeon R600 | Northern Islands |
| SuccessorDifferent | Evergreen | Sea Islands |
| Production | End-of-life | End-of-life |
| Launch PriceDifferent | 249 USD | 549 USD |
| Bus InterfaceDifferent | PCIe 2.0 x16 | PCIe 3.0 x16 |
| ReviewsDifferent | 114 in our database | 191 in our database |
| AnnouncedDifferent | N/A | Dec 22nd, 2011 |
Clock Speeds
| Feature | ATI Radeon HD 4890 | AMD Radeon HD 7970 |
|---|---|---|
| GPU ClockDifferent | 850 MHz | 925 MHz |
| Memory ClockDifferent | 975 MHz3.9 Gbps effective | 1375 MHz5.5 Gbps effective |
Memory
| Feature | ATI Radeon HD 4890 | AMD Radeon HD 7970 |
|---|---|---|
| Memory SizeDifferent | 1024 MB | 3 GB |
| Memory Type | GDDR5 | GDDR5 |
| Memory BusDifferent | 256 bit | 384 bit |
| BandwidthDifferent | 124.8 GB/s | 264.0 GB/s |
Render Config
| Feature | ATI Radeon HD 4890 | AMD Radeon HD 7970 |
|---|---|---|
| Shading UnitsDifferent | 800 | 2048 |
| TMUsDifferent | 40 | 128 |
| ROPsDifferent | 16 | 32 |
| Compute UnitsDifferent | 10 | 32 |
| L1 Cache | 16 KB (per CU) | 16 KB (per CU) |
| L2 CacheDifferent | 256 KB | 768 KB |
Theoretical Performance
| Feature | ATI Radeon HD 4890 | AMD Radeon HD 7970 |
|---|---|---|
| Pixel RateDifferent | 13.60 GPixel/s | 29.60 GPixel/s |
| Texture RateDifferent | 34.00 GTexel/s | 118.4 GTexel/s |
| FP32 (float)Different | 1,360.0 GFLOPS | 3.789 TFLOPS |
| FP64 (double)Different | 272.0 GFLOPS (1:5) | 947.2 GFLOPS (1:4) |
Board Design
| Feature | ATI Radeon HD 4890 | AMD Radeon HD 7970 |
|---|---|---|
| Slot Width | Dual-slot | Dual-slot |
| LengthDifferent | 241 mm9.5 inches | 275 mm10.8 inches |
| Height | 111 mm4.4 inches | 111 mm4.4 inches |
| WidthDifferent | 40 mm1.6 inches | 38 mm1.5 inches |
| TDPDifferent | 190 W | 250 W |
| Suggested PSUDifferent | 450 W | 600 W |
| OutputsDifferent | 2x DVI1x S-Video | 1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2 |
| Power ConnectorsDifferent | 2x 6-pin | 1x 6-pin + 1x 8-pin |
| Board NumberDifferent | 109-B79031-00 | 109-C38637-00 |
Graphics Features
| Feature | ATI Radeon HD 4890 | AMD Radeon HD 7970 |
|---|---|---|
| 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 4890
Compare ATI Radeon HD 4890 with other GPUs of similar performance
ATI Radeon HD 4890 vs GeForce GTX 285
GeForce GTX 285 Performance117%
GeForce GTX 285 is 17% faster than ATI Radeon HD 4890
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ATI Radeon HD 4890 vs Radeon HD 6850
Radeon HD 6850 Performance114%
Radeon HD 6850 is 14% faster than ATI Radeon HD 4890
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ATI Radeon HD 4890 vs GeForce GTX 280
GeForce GTX 280 Performance107%
GeForce GTX 280 is 7% faster than ATI Radeon HD 4890
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ATI Radeon HD 4890 vs Radeon HD 7770 GHz Edition
Radeon HD 7770 GHz Edition Performance107%
Radeon HD 7770 GHz Edition is 7% faster than ATI Radeon HD 4890
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ATI Radeon HD 4890 vs GeForce GTX 275
GeForce GTX 275 Performance106%
GeForce GTX 275 is 6% faster than ATI Radeon HD 4890
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ATI Radeon HD 4890 vs GeForce GTX 460
GeForce GTX 460 Performance104%
GeForce GTX 460 is 4% faster than ATI Radeon HD 4890
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More Comparisons with AMD Radeon HD 7970
Compare AMD Radeon HD 7970 with other GPUs of similar performance
AMD Radeon HD 7970 vs Radeon HD 7970 GHz Edition
Radeon HD 7970 GHz Edition Performance113%
Radeon HD 7970 GHz Edition is 13% faster than AMD Radeon HD 7970
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AMD Radeon HD 7970 vs GeForce GTX 590
GeForce GTX 590 Performance113%
GeForce GTX 590 is 13% faster than AMD Radeon HD 7970
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AMD Radeon HD 7970 vs Radeon R9 280X
Radeon R9 280X Performance111%
Radeon R9 280X is 11% faster than AMD Radeon HD 7970
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AMD Radeon HD 7970 vs Radeon HD 6990
Radeon HD 6990 Performance109%
Radeon HD 6990 is 9% faster than AMD Radeon HD 7970
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AMD Radeon HD 7970 vs GeForce GTX 1050 Ti
GeForce GTX 1050 Ti Performance103%
GeForce GTX 1050 Ti is 3% faster than AMD Radeon HD 7970
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AMD Radeon HD 7970 vs GeForce GTX 680
GeForce GTX 680 Performance101%
GeForce GTX 680 is 1% faster than AMD Radeon HD 7970
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