NVIDIA Tesla M40 vs AMD Radeon HD 8970 OEM
GPU · Specs Compare
Graphics Card
Release Date
Nov 2015
Jan 2013
Generation
Tesla Maxwell
Sea Islands
Type
Professional
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
948 MHz
—
Boost Clock
1112 MHz
—
Memory Clock
1502 MHz
1375 MHz
Memory
Memory Size
12GB
3GB
Memory Type
GDDR5
GDDR5
Memory Bus
384bit
384bit
Bandwidth
288.4GB/s
264.0GB/s
Render Config
Shading Units
3072
2048
TMUs
192
128
ROPs
96
32
L1 Cache
48 KB (per SMM)
16 KB (per CU)
L2 Cache
3 MB
768 KB
Compute Units
—
32
Theoretical Performance
Pixel Rate
106.8 GPixel/s
29.60 GPixel/s
Texture Rate
213.5 GTexel/s
118.4 GTexel/s
FP32 (float)
6.832 TFLOPS
3.789 TFLOPS
FP64 (double)
213.5 GFLOPS
947.2 GFLOPS
Graphics Processor
GPU Name
GM200
Tahiti
GPU Variant
GM200-895-A1
Tahiti XT(215-0821060)
Architecture
Maxwell 2.0
GCN 1.0
Foundry
TSMC
TSMC
Process Size
28 nm
28 nm
Transistors
8 billion
4.313 billion
Die Size
601 mm²
352 mm²
Board Design
TDP
250W
250W
Suggested PSU
600 W
600 W
Outputs
No outputs
1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
Power Connectors
8-pin EPS
1x 6-pin + 1x 8-pin
Graphics Features
DirectX
12 (12_1)
12 (11_1)
OpenGL
4.6
4.6
OpenCL
3.0
1.2
Vulkan
1.3
1.2
CUDA
5.2
—
Shader Model
6.7
5.1
Benchmark
3DMark Time Spy
5,323
—
OctaneBench
123
—
Blender
106
—
▲ Specs Compare
Data sourced from official specifications and benchmark tests.