Comparing ZOTAC GeForce GTX 980 Ti vs EVGA GeForce GTX 1080 Ti SC2 Hydro Copper GAMING

gpu ZOTAC GeForce GTX 980 Ti item

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

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

• Base Clock
  1.000 GHz 1.556 GHz+ 5 %
• Boost Clock
  1.076 GHz 1.670 GHz+ 6 %
• Overclocking
  Yes Yes

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

• Fan-Type
  Radial --
• Fan 1
  1 x 65 mm --
• Cooler-Type
  Air cooling Water cooling
• Noise (Idle)
  0 dB / Silent 0 dB / Silent
• Noise (Load)
  -- 0 dB

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

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

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

• Length
  267 mm 267 mm
• Height
  111 mm 129 mm
• Width
  38 mm --
• Width (Slots)
  2 PCIe-Slots 2 PCIe-Slots

• GPU Interface
  PCIe 3 x 16 PCIe 3.0 x 16
• Release date
  Q2/2015 Q1/2017
• Structure size
  28 nm 16 nm
• Part-no
  ZT-90501-10P 11G-P4-6599-KR
• Documents
  -- data sheet