NVIDIA Tesla M40 24 GB vs AMD Radeon R9 M395 Mac Edition
GPU · Specs Compare
Graphics Card
Release Date
Nov 2015
May 2015
Generation
Tesla Maxwell
Crystal System
Type
Professional
Mobile
Bus Interface
PCIe 3.0 x16
MXM-B (3.0)
Clock Speeds
Base Clock
948 MHz
—
Boost Clock
1112 MHz
—
Memory Clock
1502 MHz
1365 MHz
Memory
Memory Size
24GB
2GB
Memory Type
GDDR5
GDDR5
Memory Bus
384bit
256bit
Bandwidth
288.4GB/s
174.7GB/s
Render Config
Shading Units
3072
1792
TMUs
192
112
ROPs
96
32
L1 Cache
48 KB (per SMM)
—
L2 Cache
3 MB
—
Compute Units
—
28
Theoretical Performance
Pixel Rate
106.8 GPixel/s
26.69 GPixel/s
Texture Rate
213.5 GTexel/s
93.41 GTexel/s
FP32 (float)
6.832 TFLOPS
2.989 TFLOPS
FP64 (double)
213.5 GFLOPS
373.6 GFLOPS
Graphics Processor
GPU Name
GM200
Amethyst
GPU Variant
GM200-895-A1
Amethyst PRO(216-0872004)
Architecture
Maxwell 2.0
GCN 3.0
Foundry
TSMC
TSMC
Process Size
28 nm
28 nm
Transistors
8 billion
5 billion
Die Size
601 mm²
366 mm²
Board Design
TDP
250W
250W
Suggested PSU
600 W
—
Outputs
No outputs
No outputs
Power Connectors
8-pin EPS
None
Graphics Features
DirectX
12 (12_1)
12 (12_0)
OpenGL
4.6
4.6
OpenCL
3.0
2.0
Vulkan
1.3
1.2
CUDA
5.2
—
Shader Model
6.7
6.3
Benchmark
3DMark Time Spy
5,066
—
3DMark Time Spy Extreme
2,425
—
▲ Specs Compare
Data sourced from official specifications and benchmark tests.