AMD Radeon R9 270X vs NVIDIA Tesla M40
GPU Specs Compare
Graphics Card
Release Date
Oct 2013
Nov 2015
Generation
Volcanic Islands
Tesla Maxwell
Type
Desktop
Professional
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
1000 MHz
948 MHz
Boost Clock
1050 MHz
1112 MHz
Memory Clock
1400 MHz
1502 MHz
Memory
Memory Size
2GB
12GB
Memory Type
GDDR5
GDDR5
Memory Bus
256bit
384bit
Bandwidth
179.2GB/s
288.4GB/s
Render Config
Compute Units
20
-
Shading Units
1280
3072
TMUs
80
192
ROPs
32
96
L1 Cache
16 KB (per CU)
48 KB (per SMM)
L2 Cache
512 KB
3 MB
Theoretical Performance
Pixel Rate
33.60 GPixel/s
106.8 GPixel/s
Texture Rate
84.00 GTexel/s
213.5 GTexel/s
FP32 (float)
2.688 TFLOPS
6.832 TFLOPS
FP64 (double)
168.0 GFLOPS
213.5 GFLOPS
Graphics Processor
GPU Name
Curacao
GM200
GPU Variant
Curacao XT(215-0848004)
GM200-895-A1
Architecture
GCN 1.0
Maxwell 2.0
Foundry
TSMC
TSMC
Process Size
28 nm
28 nm
Transistors
2.8 billion
8 billion
Die Size
212 mm²
601 mm²
Board Design
TDP
180W
250W
Suggested PSU
450 W
600 W
Outputs
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
No outputs
Power Connectors
2x 6-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
📊 Benchmark
3DMark Time Spy
1,769
5,323
OctaneBench
-
123
Blender
-
106