NVIDIA GeForce GTX TITAN Z vs AMD Radeon R9 M395X Mac Edition
GPU · Specs Compare
Graphics Card
Release Date
May 2014
May 2015
Generation
GeForce 700
Crystal System
Type
Desktop
Mobile
Bus Interface
PCIe 3.0 x16
MXM-B (3.0)
Clock Speeds
Base Clock
705 MHz
—
Boost Clock
876 MHz
—
Memory Clock
1750 MHz
1365 MHz
Memory
Memory Size
6GB
4GB
Memory Type
GDDR5
GDDR5
Memory Bus
384bit
256bit
Bandwidth
336.0GB/s
174.7GB/s
Render Config
Shading Units
2880
2048
TMUs
240
128
ROPs
48
32
L1 Cache
16 KB (per SMX)
16 KB (per CU)
L2 Cache
1536 KB
512 KB
Compute Units
—
32
Theoretical Performance
Pixel Rate
52.56 GPixel/s
29.09 GPixel/s
Texture Rate
210.2 GTexel/s
116.4 GTexel/s
FP32 (float)
5.046 TFLOPS
3.723 TFLOPS
FP64 (double)
1.682 TFLOPS
232.7 GFLOPS
FP16 (half)
—
3.723 TFLOPS
Graphics Processor
GPU Name
GK110B
Amethyst
GPU Variant
GK110-350-B1
Amethyst XT
Architecture
Kepler
GCN 3.0
Foundry
TSMC
TSMC
Process Size
28 nm
28 nm
Transistors
7.08 billion
5 billion
Die Size
561 mm²
366 mm²
Board Design
TDP
375W
250W
Suggested PSU
750 W
—
Outputs
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
No outputs
Power Connectors
2x 8-pin
None
Graphics Features
DirectX
12 (11_1)
12 (12_0)
OpenGL
4.6
4.6
OpenCL
3.0
2.0
Vulkan
1.2.175
1.2
CUDA
3.5
—
Shader Model
6.5 (5.1)
6.3
▲ Specs Compare
Data sourced from official specifications and benchmark tests.