GPU Comparison
Side-by-side comparison of specifications and performance
Performance Comparison
AMD Radeon HD 7850
285%
285%
AMD Radeon HD 6670
35%
35%
AMD Radeon HD 7850 is approximately 250% faster
Technical Specifications
| Specification | AMD Radeon HD 7850 | AMD Radeon HD 6670 |
|---|---|---|
| Graphics ProcessorDifferent | Pitcairn | Turks |
| CoresDifferent | 1024 | 480 |
| TMUsDifferent | 64 | 24 |
| ROPsDifferent | 32 | 8 |
| Memory SizeDifferent | 2 GB | 1024 MB |
| Memory Type | GDDR5 | GDDR5 |
| Bus WidthDifferent | 256 bit | 128 bit |
Graphics Processor
| Feature | AMD Radeon HD 7850 | AMD Radeon HD 6670 |
|---|---|---|
| GPU NameDifferent | Pitcairn | Turks |
| GPU VariantDifferent | Pitcairn PRO(215-0828062) | Turks XT(215-0803000) |
| ArchitectureDifferent | GCN 1.0 | TeraScale 2 |
| Foundry | TSMC | TSMC |
| Process SizeDifferent | 28 nm | 40 nm |
| TransistorsDifferent | 2,800 million | 716 million |
| DensityDifferent | 13.2M / mm² | 6.1M / mm² |
| Die SizeDifferent | 212 mm² | 118 mm² |
| Chip PackageDifferent | FCBGA-1737 | FCBGA-962 |
Graphics Card
| Feature | AMD Radeon HD 7850 | AMD Radeon HD 6670 |
|---|---|---|
| Release DateDifferent | Mar 5th, 2012 | Apr 19th, 2011 |
| GenerationDifferent | Southern Islands(HD 7800) | Northern Islands(HD 6600) |
| PredecessorDifferent | Northern Islands | Evergreen |
| SuccessorDifferent | Sea Islands | Southern Islands |
| Production | End-of-life | End-of-life |
| Launch PriceDifferent | 249 USD | 99 USD |
| Bus InterfaceDifferent | PCIe 3.0 x16 | PCIe 2.0 x16 |
| ReviewsDifferent | 71 in our database | 35 in our database |
Clock Speeds
| Feature | AMD Radeon HD 7850 | AMD Radeon HD 6670 |
|---|---|---|
| GPU ClockDifferent | 860 MHz | 800 MHz |
| Memory ClockDifferent | 1200 MHz4.8 Gbps effective | 1000 MHz4 Gbps effective |
Memory
| Feature | AMD Radeon HD 7850 | AMD Radeon HD 6670 |
|---|---|---|
| Memory SizeDifferent | 2 GB | 1024 MB |
| Memory Type | GDDR5 | GDDR5 |
| Memory BusDifferent | 256 bit | 128 bit |
| BandwidthDifferent | 153.6 GB/s | 64.00 GB/s |
Render Config
| Feature | AMD Radeon HD 7850 | AMD Radeon HD 6670 |
|---|---|---|
| Shading UnitsDifferent | 1024 | 480 |
| TMUsDifferent | 64 | 24 |
| ROPsDifferent | 32 | 8 |
| Compute UnitsDifferent | 16 | 6 |
| L1 CacheDifferent | 16 KB (per CU) | 8 KB (per CU) |
| L2 CacheDifferent | 512 KB | 256 KB |
Theoretical Performance
| Feature | AMD Radeon HD 7850 | AMD Radeon HD 6670 |
|---|---|---|
| Pixel RateDifferent | 27.52 GPixel/s | 6.400 GPixel/s |
| Texture RateDifferent | 55.04 GTexel/s | 19.20 GTexel/s |
| FP32 (float)Different | 1.761 TFLOPS | 768.0 GFLOPS |
| FP64 (double)Different | 110.1 GFLOPS (1:16) | N/A |
Board Design
| Feature | AMD Radeon HD 7850 | AMD Radeon HD 6670 |
|---|---|---|
| Slot WidthDifferent | Dual-slot | Single-slot |
| LengthDifferent | 210 mm8.3 inches | 168 mm6.6 inches |
| TDPDifferent | 130 W | 66 W |
| Suggested PSUDifferent | 300 W | 250 W |
| OutputsDifferent | 1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2 | 1x DVI1x HDMI 1.3a1x VGA |
| Power ConnectorsDifferent | 1x 6-pin | None |
| Board NumberDifferent | 109-C40147-00, 109-C40337-00A | 109-C33437-00 |
Graphics Features
| Feature | AMD Radeon HD 7850 | AMD Radeon HD 6670 |
|---|---|---|
| DirectXDifferent | 12 (11_1) | 11.2 (11_0) |
| OpenGLDifferent | 4.6 | 4.4 |
| OpenCLDifferent | 2.1 (1.2) | 1.2 |
| VulkanDifferent | 1.2.170 | N/A |
| Shader ModelDifferent | 6.5 (5.1) | 5.0 |
Comparison Summary
7
Specifications Compared
8
Feature Categories
45
Detailed Features
More Comparisons with AMD Radeon HD 7850
Compare AMD Radeon HD 7850 with other GPUs of similar performance
AMD Radeon HD 7850 vs GeForce GTX 950
GeForce GTX 950 Performance120%
GeForce GTX 950 is 20% faster than AMD Radeon HD 7850
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AMD Radeon HD 7850 vs Radeon RX 560
Radeon RX 560 Performance113%
Radeon RX 560 is 13% faster than AMD Radeon HD 7850
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AMD Radeon HD 7850 vs GeForce GTX 570
GeForce GTX 570 Performance111%
GeForce GTX 570 is 11% faster than AMD Radeon HD 7850
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AMD Radeon HD 7850 vs GeForce GTX 660
GeForce GTX 660 Performance111%
GeForce GTX 660 is 11% faster than AMD Radeon HD 7850
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AMD Radeon HD 7850 vs Radeon R7 370
Radeon R7 370 Performance110%
Radeon R7 370 is 10% faster than AMD Radeon HD 7850
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AMD Radeon HD 7850 vs Radeon HD 6970
Radeon HD 6970 Performance106%
Radeon HD 6970 is 6% faster than AMD Radeon HD 7850
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More Comparisons with AMD Radeon HD 6670
Compare AMD Radeon HD 6670 with other GPUs of similar performance
AMD Radeon HD 6670 vs GeForce GTS 250
GeForce GTS 250 Performance119%
GeForce GTS 250 is 19% faster than AMD Radeon HD 6670
Compare Detailed Specs
AMD Radeon HD 6670 vs Radeon HD 4850
Radeon HD 4850 Performance116%
Radeon HD 4850 is 16% faster than AMD Radeon HD 6670
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AMD Radeon HD 6670 vs Radeon HD 4770
Radeon HD 4770 Performance110%
Radeon HD 4770 is 10% faster than AMD Radeon HD 6670
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AMD Radeon HD 6670 vs Radeon HD 4830
Radeon HD 4830 Performance103%
Radeon HD 4830 is 3% faster than AMD Radeon HD 6670
Compare Detailed Specs
AMD Radeon HD 6670 vs Radeon HD 6670
Radeon HD 6670 Performance100%
Radeon HD 6670 is 0% slower than AMD Radeon HD 6670
Compare Detailed Specs
AMD Radeon HD 6670 vs GeForce 9800 GT
GeForce 9800 GT Performance96%
GeForce 9800 GT is 4% slower than AMD Radeon HD 6670
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