GPU Comparison
Side-by-side comparison of specifications and performance
Performance Comparison
AMD Radeon RX 6800
887%
887%
AMD Radeon HD 7850
13%
13%
AMD Radeon RX 6800 is approximately 874% faster
Technical Specifications
| Specification | AMD Radeon RX 6800 | AMD Radeon HD 7850 |
|---|---|---|
| Graphics ProcessorDifferent | Navi 21 | Pitcairn |
| CoresDifferent | 3840 | 1024 |
| TMUsDifferent | 240 | 64 |
| ROPsDifferent | 96 | 32 |
| Memory SizeDifferent | 16 GB | 2 GB |
| Memory TypeDifferent | GDDR6 | GDDR5 |
| Bus Width | 256 bit | 256 bit |
Graphics Processor
| Feature | AMD Radeon RX 6800 | AMD Radeon HD 7850 |
|---|---|---|
| GPU NameDifferent | Navi 21 | Pitcairn |
| GPU VariantDifferent | Navi 21 XL(215-121000187) | Pitcairn PRO(215-0828062) |
| ArchitectureDifferent | RDNA 2.0 | GCN 1.0 |
| Foundry | TSMC | TSMC |
| Process SizeDifferent | 7 nm | 28 nm |
| TransistorsDifferent | 26,800 million | 2,800 million |
| DensityDifferent | 51.5M / mm² | 13.2M / mm² |
| Die SizeDifferent | 520 mm² | 212 mm² |
| Chip PackageDifferent | BGA-2425 | FCBGA-1737 |
Graphics Card
| Feature | AMD Radeon RX 6800 | AMD Radeon HD 7850 |
|---|---|---|
| Release DateDifferent | Oct 28th, 2020 | Mar 5th, 2012 |
| AvailabilityDifferent | Nov 18th, 2020 | N/A |
| GenerationDifferent | Navi II(RX 6000) | Southern Islands(HD 7800) |
| PredecessorDifferent | Navi | Northern Islands |
| SuccessorDifferent | Navi III | Sea Islands |
| ProductionDifferent | Active | End-of-life |
| Launch PriceDifferent | 579 USD | 249 USD |
| Current PriceDifferent | Amazon/Newegg | N/A |
| Bus InterfaceDifferent | PCIe 4.0 x16 | PCIe 3.0 x16 |
| ReviewsDifferent | 22 in our database | 71 in our database |
Clock Speeds
| Feature | AMD Radeon RX 6800 | AMD Radeon HD 7850 |
|---|---|---|
| Base ClockDifferent | 1700 MHz | N/A |
| Game ClockDifferent | 1815 MHz | N/A |
| Boost ClockDifferent | 2105 MHz | N/A |
| Memory ClockDifferent | 2000 MHz16 Gbps effective | 1200 MHz4.8 Gbps effective |
| GPU ClockDifferent | N/A | 860 MHz |
Memory
| Feature | AMD Radeon RX 6800 | AMD Radeon HD 7850 |
|---|---|---|
| Memory SizeDifferent | 16 GB | 2 GB |
| Memory TypeDifferent | GDDR6 | GDDR5 |
| Memory Bus | 256 bit | 256 bit |
| BandwidthDifferent | 512.0 GB/s | 153.6 GB/s |
Render Config
| Feature | AMD Radeon RX 6800 | AMD Radeon HD 7850 |
|---|---|---|
| Shading UnitsDifferent | 3840 | 1024 |
| TMUsDifferent | 240 | 64 |
| ROPsDifferent | 96 | 32 |
| Compute UnitsDifferent | 60 | 16 |
| RT CoresDifferent | 60 | N/A |
| L0 CacheDifferent | 32 KB per WGP | N/A |
| L1 CacheDifferent | 128 KB per Array | 16 KB (per CU) |
| L2 CacheDifferent | 4 MB | 512 KB |
| L3 CacheDifferent | 128 MB | N/A |
Theoretical Performance
| Feature | AMD Radeon RX 6800 | AMD Radeon HD 7850 |
|---|---|---|
| Pixel RateDifferent | 202.1 GPixel/s | 27.52 GPixel/s |
| Texture RateDifferent | 505.2 GTexel/s | 55.04 GTexel/s |
| FP16 (half)Different | 32.33 TFLOPS (2:1) | N/A |
| FP32 (float)Different | 16.17 TFLOPS | 1.761 TFLOPS |
| FP64 (double)Different | 1,010.4 GFLOPS (1:16) | 110.1 GFLOPS (1:16) |
Board Design
| Feature | AMD Radeon RX 6800 | AMD Radeon HD 7850 |
|---|---|---|
| Slot Width | Dual-slot | Dual-slot |
| LengthDifferent | 267 mm10.5 inches | 210 mm8.3 inches |
| HeightDifferent | 120 mm4.7 inches | N/A |
| WidthDifferent | 40 mm1.6 inches | N/A |
| TDPDifferent | 250 W | 130 W |
| Suggested PSUDifferent | 600 W | 300 W |
| OutputsDifferent | 1x HDMI 2.12x DisplayPort 1.4a1x USB Type-C | 1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2 |
| Power ConnectorsDifferent | 2x 8-pin | 1x 6-pin |
| Part NumberDifferent | 102-D41209 | N/A |
| Board NumberDifferent | 109-D412A7-00_03 | 109-C40147-00, 109-C40337-00A |
Graphics Features
| Feature | AMD Radeon RX 6800 | AMD Radeon HD 7850 |
|---|---|---|
| DirectXDifferent | 12 Ultimate (12_2) | 12 (11_1) |
| OpenGL | 4.6 | 4.6 |
| OpenCLDifferent | 2.1 | 2.1 (1.2) |
| VulkanDifferent | 1.3 | 1.2.170 |
| Shader ModelDifferent | 6.8 | 6.5 (5.1) |
Comparison Summary
7
Specifications Compared
8
Feature Categories
57
Detailed Features
More Comparisons with AMD Radeon RX 6800
Compare AMD Radeon RX 6800 with other GPUs of similar performance
AMD Radeon RX 6800 vs Radeon RX 6800 XT
Radeon RX 6800 XT Performance118%
Radeon RX 6800 XT is 18% faster than AMD Radeon RX 6800
Compare Detailed Specs
AMD Radeon RX 6800 vs GeForce RTX 5060 Ti 16 GB
GeForce RTX 5060 Ti 16 GB Performance109%
GeForce RTX 5060 Ti 16 GB is 9% faster than AMD Radeon RX 6800
Compare Detailed Specs
AMD Radeon RX 6800 vs GeForce RTX 5060 Ti 8 GB
GeForce RTX 5060 Ti 8 GB Performance109%
GeForce RTX 5060 Ti 8 GB is 9% faster than AMD Radeon RX 6800
Compare Detailed Specs
AMD Radeon RX 6800 vs Radeon RX 7700 XT
Radeon RX 7700 XT Performance107%
Radeon RX 7700 XT is 7% faster than AMD Radeon RX 6800
Compare Detailed Specs
AMD Radeon RX 6800 vs Radeon RX 9060 XT 16 GB
Radeon RX 9060 XT 16 GB Performance104%
Radeon RX 9060 XT 16 GB is 4% faster than AMD Radeon RX 6800
Compare Detailed Specs
AMD Radeon RX 6800 vs GeForce RTX 3070 Ti
GeForce RTX 3070 Ti Performance103%
GeForce RTX 3070 Ti is 3% faster than AMD Radeon RX 6800
Compare Detailed Specs
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
Compare Detailed Specs
AMD Radeon HD 7850 vs Radeon RX 560
Radeon RX 560 Performance113%
Radeon RX 560 is 13% faster than AMD Radeon HD 7850
Compare Detailed Specs
AMD Radeon HD 7850 vs GeForce GTX 570
GeForce GTX 570 Performance111%
GeForce GTX 570 is 11% faster than AMD Radeon HD 7850
Compare Detailed Specs
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
Compare Detailed Specs
AMD Radeon HD 7850 vs Radeon HD 6970
Radeon HD 6970 Performance106%
Radeon HD 6970 is 6% faster than AMD Radeon HD 7850
Compare Detailed Specs