ATI Radeon HD 4890 Full Specs
800 Shaders 850MHz |
2GB GDDR5124.8GB/s |
·· 1.36 TFLOPS |
Form Factor PCIe Card |
TDP 190W |
Power Connectors 2x 6-Pin |
Clock Speed ·· |
Peak OPS 1.36 TFLOPSFP32 |
FP32 1.36 TFLOPS |
FP64 272 GFLOPS |
Pixel Rate 13.6 GPixel/s |
Texture Rate 34 GTexel/s |
Shaders 800 Shaders |
TMUs 40 TMUs |
ROPs 16 ROPs |
CUs 10 CUs |
Boost Clock 850MHz |
L2 Cache 256KB shared |
2GB GDDR5 |
Memory Bus 256-bit |
Memory Speed 3.9GT/s |
Memory Bandwidth 124.8GB/s |
ECC No |
TDP 190W |
Multi-Monitor 2 |
2x DVI-I Dual-Link 1x S-Video |
Decoder Model UVD 2.0 |
Codec VC-1 AVC (H.264) |
Form Factor PCIe Card |
PCIe 2-Slots |
Cooling Blower 1x Fan |
Power Connectors 2x 6-Pin |
Manufacturer |
Chip Designer |
Architecture |
Family |
Branding  |
Codename Spartan |
Chip Variant RV790 GT |
Market Segment Desktop |
Release Date Apr 2, 2009 |
Foundry TSMC |
Fabrication Node 55nm |
Die Size 282mm² |
Transistor Count 959 Million |
Transistor Density 3.4 MTr/mm² |