NVIDIA GeForce GTX TITAN Z vs NVIDIA Tesla K80
GPU Specs Compare
Graphics Card
Release Date
May 2014
Nov 2014
Generation
GeForce 700
Tesla
Type
Desktop
Professional
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
705 MHz
562 MHz
Boost Clock
876 MHz
824 MHz
Memory Clock
1750 MHz
1253 MHz
Memory
Memory Size
6GB
12GB
Memory Type
GDDR5
GDDR5
Memory Bus
384bit
384bit
Bandwidth
336.0GB/s
240.6GB/s
Render Config
Shading Units
2880
2496
TMUs
240
208
ROPs
48
48
L1 Cache
16 KB (per SMX)
16 KB (per SMX)
L2 Cache
1536 KB
1536 KB
Theoretical Performance
Pixel Rate
52.56 GPixel/s
42.85 GPixel/s
Texture Rate
210.2 GTexel/s
171.4 GTexel/s
FP32 (float)
5.046 TFLOPS
4.113 TFLOPS
FP64 (double)
1.682 TFLOPS
1371 GFLOPS
Graphics Processor
GPU Name
GK110B
GK210
GPU Variant
GK110-350-B1
GK210-885-A1
Architecture
Kepler
Kepler 2.0
Foundry
TSMC
TSMC
Process Size
28 nm
28 nm
Transistors
7.08 billion
7.1 billion
Die Size
561 mm²
561 mm²
Board Design
TDP
375W
300W
Suggested PSU
750 W
700 W
Outputs
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
No outputs
Power Connectors
2x 8-pin
1x 8-pin
Graphics Features
DirectX
12 (11_1)
12 (11_1)
OpenGL
4.6
4.6
OpenCL
3.0
3.0
Vulkan
1.2.175
1.1
CUDA
3.5
3.7
Shader Model
6.5 (5.1)
5.1