NVIDIA Tesla M40 vs AMD Radeon R9 270 1024SP
GPU Specs Compare
Graphics Card
Release Date
Nov 2015
Mar 2015
Generation
Tesla Maxwell
Volcanic Islands
Type
Professional
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
948 MHz
900 MHz
Boost Clock
1112 MHz
925 MHz
Memory Clock
1502 MHz
1200 MHz
Memory
Memory Size
12GB
2GB
Memory Type
GDDR5
GDDR5
Memory Bus
384bit
256bit
Bandwidth
288.4GB/s
153.6GB/s
Render Config
Shading Units
3072
1024
TMUs
192
64
ROPs
96
32
L1 Cache
48 KB (per SMM)
16 KB (per CU)
L2 Cache
3 MB
512 KB
Compute Units
-
16
Theoretical Performance
Pixel Rate
106.8 GPixel/s
29.60 GPixel/s
Texture Rate
213.5 GTexel/s
59.20 GTexel/s
FP32 (float)
6.832 TFLOPS
1.894 TFLOPS
FP64 (double)
213.5 GFLOPS
118.4 GFLOPS
Graphics Processor
GPU Name
GM200
Pitcairn
GPU Variant
GM200-895-A1
Pitcairn PRO(215-0828062)
Architecture
Maxwell 2.0
GCN 1.0
Foundry
TSMC
TSMC
Process Size
28 nm
28 nm
Transistors
8 billion
2.8 billion
Die Size
601 mm²
212 mm²
Board Design
TDP
250W
150W
Suggested PSU
600 W
450 W
Outputs
No outputs
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
Power Connectors
8-pin EPS
1x 6-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
-