NVIDIA GeForce GTX TITAN Z vs NVIDIA GeForce GTX 980
GPU Specs Compare
Graphics Card
Release Date
May 2014
Sep 2014
Generation
GeForce 700
GeForce 900
Type
Desktop
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
705 MHz
1127 MHz
Boost Clock
876 MHz
1216 MHz
Memory Clock
1750 MHz
1753 MHz
Memory
Memory Size
6GB
4GB
Memory Type
GDDR5
GDDR5
Memory Bus
384bit
256bit
Bandwidth
336.0GB/s
224.4GB/s
Render Config
Shading Units
2880
2048
TMUs
240
128
ROPs
48
64
L1 Cache
16 KB (per SMX)
48 KB (per SMM)
L2 Cache
1536 KB
2 MB
Theoretical Performance
Pixel Rate
52.56 GPixel/s
77.82 GPixel/s
Texture Rate
210.2 GTexel/s
155.6 GTexel/s
FP32 (float)
5.046 TFLOPS
4.981 TFLOPS
FP64 (double)
1.682 TFLOPS
155.6 GFLOPS
Graphics Processor
GPU Name
GK110B
GM204
GPU Variant
GK110-350-B1
GM204-400-A1
Architecture
Kepler
Maxwell 2.0
Foundry
TSMC
TSMC
Process Size
28 nm
28 nm
Transistors
7.08 billion
5.2 billion
Die Size
561 mm²
398 mm²
Board Design
TDP
375W
165W
Suggested PSU
750 W
450 W
Outputs
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
1x DVI1x HDMI 2.03x DisplayPort 1.4a
Power Connectors
2x 8-pin
2x 6-pin
Graphics Features
DirectX
12 (11_1)
12 (12_1)
OpenGL
4.6
4.6
OpenCL
3.0
3.0
Vulkan
1.2.175
1.3
CUDA
3.5
5.2
Shader Model
6.5 (5.1)
6.4