AMD Radeon R7 250 vs AMD Radeon R9 280X Full Specs
384 Shaders 1.05GHz | 2,048 Shaders 1GHz |
1GB GDDR573.6GB/s | 3GB GDDR5288GB/s |
·· 806.4 GFLOPS | ·· 4.1 TFLOPS |
Form Factor PCIe Card | Form Factor PCIe Card |
TDP 75W | TDP 250W |
Power Connectors - | Power Connectors 1x 8-Pin 1x 6-Pin |
Radeon R7 250806.4 GFLOPSFP32
Radeon R9 280X4.1 TFLOPSFP32Clock Speed ··· | Clock Speed ··· |
Peak OPS 806.4 GFLOPSFP32 | Peak OPS 4.1 TFLOPSFP32 |
FP32 806.4 GFLOPS | FP32 4.1 TFLOPS |
FP64 50.4 GFLOPS | FP64 1.02 TFLOPS |
Pixel Rate 8.4 GPixel/s | Pixel Rate 32 GPixel/s |
Texture Rate 25.2 GTexel/s | Texture Rate 128 GTexel/s |
Shaders 384 Shaders | Shaders 2,048 Shaders |
TMUs 24 TMUs | TMUs 128 TMUs |
ROPs 8 ROPs | ROPs 32 ROPs |
CUs 6 CUs | CUs 32 CUs |
Base Clock 1GHz | Base Clock 850MHz |
Boost Clock 1.05GHz | Boost Clock 1GHz |
L2 Cache 256KB shared | L2 Cache 768KB shared |
1GB GDDR5 | 3GB GDDR5 |
Memory Bus 128-bit | Memory Bus 384-bit |
Memory Speed 4.6GT/s | Memory Speed 6GT/s |
Memory Bandwidth 73.6GB/s | Memory Bandwidth 288GB/s |
TDP 75W | TDP 250W |
Multi-Monitor 3 | Multi-Monitor 3 |
- | 1x DisplayPort 1.2 |
1x HDMI 1.4 | 1x HDMI 1.4 |
- | 1x DVI-D Dual-Link |
1x DVI-I Dual-Link | 1x DVI-I Dual-Link |
1x VGA | - |
Encoder Model VCE 1.0 | Encoder Model VCE 1.0 |
Decoder Model UVD 4.0 | Decoder Model UVD 3.2 |
Form Factor PCIe Card | Form Factor PCIe Card |
PCIe 1-Slots | PCIe 2-Slots |
- | Height 110 mm (4.33")Width 275 mm (10.83")Depth 36 mm (1.42") |
Cooling Open-Air 1x Fan | Cooling Blower 1x Fan |
Power Connectors - | Power Connectors 1x 8-Pin, 1x 6-Pin |
Manufacturer | Manufacturer |
Chip Designer | Chip Designer |
Architecture | Architecture |
Family | Family |
Branding  | Branding |
Codename Oland | Codename Tahiti |
Chip Variant Oland XT | Chip Variant Tahiti LE |
Market Segment Desktop | Market Segment Desktop |
Release Date Aug 8, 2013 | Release Date Aug 8, 2013 |
Foundry TSMC | Foundry TSMC |
Fabrication Node 28nm | Fabrication Node 28nm |
Die Size 77mm² | Die Size 352mm² |
Transistor Count 950 Million | Transistor Count 4.3 Billion |
Transistor Density 12.34 MTr/mm² | Transistor Density 12.25 MTr/mm² |
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