Product Compare

AMD Radeon Sky 900 vs NVIDIA Tesla M40

GPU GPU
Graphics Card
Release Date Mar 2013 Nov 2015
Generation Radeon Sky Tesla Maxwell
Type Desktop Professional
Bus Interface PCIe 3.0 x16 PCIe 3.0 x16
Clock Speeds
Base Clock 825 MHz 948 MHz
Boost Clock 950 MHz 1112 MHz
Memory Clock 1250 MHz 1502 MHz
Memory
Memory Size 3GB 12GB
Memory Type GDDR5 GDDR5
Memory Bus 384bit 384bit
Bandwidth 240.0GB/s 288.4GB/s
Render Config
Compute Units 28
Shading Units 1792 3072
TMUs 112 192
ROPs 32 96
L1 Cache 16 KB (per CU) 48 KB (per SMM)
L2 Cache 768 KB 3 MB
Theoretical Performance
Pixel Rate 30.40 GPixel/s 106.8 GPixel/s
Texture Rate 106.4 GTexel/s 213.5 GTexel/s
FP32 (float) 3.405 TFLOPS 6.832 TFLOPS
FP64 (double) 851.2 GFLOPS 213.5 GFLOPS
Graphics Processor
GPU Name Tahiti GM200
GPU Variant Orthrus GM200-895-A1
Architecture GCN 1.0 Maxwell 2.0
Foundry TSMC TSMC
Process Size 28 nm 28 nm
Transistors 4.313 billion 8 billion
Die Size 352 mm² 601 mm²
Board Design
TDP 300W 250W
Suggested PSU 700 W 600 W
Outputs 1x DVI1x mini-DisplayPort 1.2 No outputs
Power Connectors 2x 8-pin 8-pin EPS
Graphics Features
DirectX 12 (11_1) 12 (12_1)
OpenGL 4.6 4.6
OpenCL 1.2 3.0
Vulkan 1.2 1.3
Shader Model 5.1 6.7
CUDA 5.2