AMD Radeon R9 280 vs AMD Radeon R9 295X2 Full Specs
1,792 Shaders 933MHz | 5,632 Shaders 1.02GHz |
3GB GDDR5240GB/s | 8GB GDDR5640GB/s |
·· 3.34 TFLOPS | ·· 11.47 TFLOPS |
Form Factor PCIe Card | Form Factor PCIe Card |
TDP 250W | TDP 500W |
Power Connectors 1x 8-Pin 1x 6-Pin | Power Connectors 2x 8-Pin - |
Radeon R9 2803.34 TFLOPSFP32
Radeon R9 295X211.47 TFLOPSFP32 (2x 5.73 TFLOPS)Clock Speed ··· | Clock Speed ·· |
Peak OPS 3.34 TFLOPSFP32 | Peak OPS 11.47 TFLOPSFP32 |
FP32 3.34 TFLOPS | FP32 11.47 TFLOPS |
FP64 836 GFLOPS | FP64 1.43 TFLOPS |
Pixel Rate 29.9 GPixel/s | Pixel Rate 65.2 GPixel/s |
Texture Rate 104.5 GTexel/s | Texture Rate 179.2 GTexel/s |
Shaders 1,792 Shaders | Shaders 5,632 Shaders |
TMUs 112 TMUs | TMUs 352 TMUs |
ROPs 32 ROPs | ROPs 128 ROPs |
CUs 28 CUs | CUs 88 CUs |
Base Clock 827MHz | Base Clock - |
Boost Clock 933MHz | Boost Clock 1.02GHz |
L2 Cache 768KB shared | L2 Cache 1MB shared |
3GB GDDR5 | 8GB GDDR5 |
Memory Bus 384-bit | Memory Bus 512-bit |
Memory Speed 5GT/s | Memory Speed 5GT/s |
Memory Bandwidth 240GB/s | Memory Bandwidth 640GB/s |
TDP 250W | TDP 500W |
Multi-Monitor 3 | Multi-Monitor 4 |
HDCP - | HDCP HDCP 1.4 |
1x DisplayPort 1.2 | - |
- | 4x Mini DisplayPort 1.2 |
1x HDMI 1.4 | - |
1x DVI-D Dual-Link | 1x DVI-D Dual-Link |
1x DVI-I Dual-Link | - |
Encoder Model VCE 1.0 | Encoder Model VCE 2.0 |
Decoder Model UVD 3.2 | Decoder Model UVD 4.2 |
Form Factor PCIe Card | Form Factor PCIe Card |
PCIe 2-Slots | PCIe 2.1-Slots |
Height 110 mm (4.33")Width 275 mm (10.83")Depth 36 mm (1.42") | Height 115 mm (4.53")Width 307 mm (12.09")Depth 42 mm (1.65") |
Cooling Blower 1x Fan | Cooling Liquid 120mm Radiator 1x Fan |
Power Connectors 1x 8-Pin, 1x 6-Pin | Power Connectors 2x 8-Pin |
Manufacturer | Manufacturer |
Chip Designer | Chip Designer |
Architecture | Architecture |
Family | Family |
Branding  | Branding |
Codename Tahiti | Codename Hawaii |
Chip Variant Tahiti LE | Chip Variant Hawaii Pro |
Market Segment Desktop | Market Segment Desktop |
Release Date Mar 4, 2014 | Release Date Apr 8, 2014 |
Foundry TSMC | Foundry TSMC |
Fabrication Node 28nm | Fabrication Node 28nm |
Die Size 352mm² | Die Size 438mm² |
Transistor Count 4.3 Billion | Transistor Count 6.2 Billion |
Transistor Density 12.25 MTr/mm² | Transistor Density 14.16 MTr/mm² |
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