NVIDIA Tesla K8 vs AMD Radeon R9 M395 Mac Edition
GPU · Specs Compare
Graphics Card
Release Date
Sep 2014
May 2015
Generation
Tesla
Crystal System
Type
Professional
Mobile
Bus Interface
PCIe 2.0 x16
MXM-B (3.0)
Clock Speeds
Base Clock
693 MHz
—
Boost Clock
811 MHz
—
Memory Clock
1250 MHz
1365 MHz
Memory
Memory Size
8GB
2GB
Memory Type
GDDR5
GDDR5
Memory Bus
256bit
256bit
Bandwidth
160.0GB/s
174.7GB/s
Render Config
Shading Units
1536
1792
TMUs
128
112
ROPs
32
32
L1 Cache
16 KB (per SMX)
—
L2 Cache
512 KB
—
Compute Units
—
28
Theoretical Performance
Pixel Rate
25.95 GPixel/s
26.69 GPixel/s
Texture Rate
103.8 GTexel/s
93.41 GTexel/s
FP32 (float)
2.491 TFLOPS
2.989 TFLOPS
FP64 (double)
103.8 GFLOPS
373.6 GFLOPS
Graphics Processor
GPU Name
GK104
Amethyst
Architecture
Kepler
GCN 3.0
Foundry
TSMC
TSMC
Process Size
28 nm
28 nm
Transistors
3.54 billion
5 billion
Die Size
294 mm²
366 mm²
GPU Variant
—
Amethyst PRO(216-0872004)
Board Design
TDP
100W
250W
Suggested PSU
300 W
—
Outputs
No outputs
No outputs
Power Connectors
1x 6-pin
None
Graphics Features
DirectX
12 (11_0)
12 (12_0)
OpenGL
4.6
4.6
OpenCL
3.0
2.0
Vulkan
1.1
1.2
CUDA
3.0
—
Shader Model
5.1
6.3
▲ Specs Compare
Data sourced from official specifications and benchmark tests.