Comparaison entre NVIDIA GeForce GTX 1080 Ti Founders Edition et KFA2 GeForce GTX 980 Ti HOF

gpu NVIDIA GeForce GTX 1080 Ti Founders Edition item

• Based on
  NVIDIA GeForce GTX 1080 Ti NVIDIA GeForce GTX 980 Ti
• GPU Chip
  GP102-350-K1-A1 (Pascal) GM200-310-A1 (Maxwell 2.0)
• Execution units
  28 22
• Shader
  3584 2816
• Render Output Units
  88 96
• Texture Units
  224 176

• Memory Size
  11 GB 6 GB
• Memory Type
  GDDR5X GDDR5
• Memory Clock
  1.376 GHz 1.753 GHz
• Memory Speed
  11 Gbps 7.01 Gbps
• Memory Bandwith
  484 GB/s 337 GB/s
• Memory Interface
  352 bit 384 bit

• Base Clock
  1.480 GHz 1.190 GHz+ 19 %
• Boost Clock
  1.582 GHz 1.291 GHz+ 20 %
• Overclocking
  Yes Yes

• TDP
  250 W 250 W
• Tjunction max
  -- 92 \xc2\xb0C
• PCIe-Power
  1 x 6-Pin, 1 x 8-Pin 2 x 8-Pin

• Fan-Type
  Radial Axial
• Fan 1
  1 x 70 mm 1 x 90 mm
• Fan 2
  -- 2 x 80 mm
• Cooler-Type
  Air cooling Air cooling
• Noise (Idle)
  -- 0 dB / Silent

• Max. Displays
  4 4
• HDCP-Version
  2.2 2.2
• HDMI Ports
  1x HDMI v2.0b 1x HDMI v2.0
• DP Ports
  3x DP v1.4 3x DP v1.2
• DVI Ports
  -- 1

• Max. resolution
  7680x4320 4096x2160
• DirectX
  12_1 12_1
• Raytracing
  No No
• DLSS / FSR
  Yes No
• LED
  No LED lighting Addressable LED

• h264
  Decode / Encode Decode / Encode
• h265 / HEVC
  Decode / Encode No
• VP8
  Decode Decode
• VP9
  Decode No
• AV1
  No No

• Length
  267 mm 315 mm
• Height
  111 mm 144 mm
• Width
  -- 51 mm
• Width (Slots)
  2 PCIe-Slots 3 PCIe-Slots

• GPU Interface
  PCIe 3.0 x 16 PCIe 3 x 16
• Release date
  Q1/2017 Q2/2015
• Launch Price
  699 $ (Reference) 649 $ (Reference)
• Structure size
  16 nm 28 nm
• Part-no
  -- 98IRH5DHF7XH/98IRH5DHF7HF
• Documents
  data sheet --