AMD Radeon R9 M395X vs NVIDIA Tesla P4
GPU Specs Compare
Graphics Card
Release Date
May 2015
Sep 2016
Generation
Crystal System
Tesla
Type
Mobile
Professional
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Clock Speeds
Memory Clock
1250 MHz
1502 MHz
Base Clock
-
886 MHz
Boost Clock
-
1114 MHz
Memory
Memory Size
8GB
8GB
Memory Type
GDDR5
GDDR5
Memory Bus
256bit
256bit
Bandwidth
160.0GB/s
192.3GB/s
Render Config
Compute Units
32
-
Shading Units
2048
2560
TMUs
128
160
ROPs
32
64
L1 Cache
16 KB (per CU)
48 KB (per SM)
L2 Cache
512 KB
2 MB
SM Count
-
20
Theoretical Performance
Pixel Rate
23.14 GPixel/s
71.30 GPixel/s
Texture Rate
92.54 GTexel/s
178.2 GTexel/s
FP16 (half)
2.961 TFLOPS
89.12 GFLOPS
FP32 (float)
2.961 TFLOPS
5.704 TFLOPS
FP64 (double)
185.1 GFLOPS
178.2 GFLOPS
Graphics Processor
GPU Name
Amethyst
GP104
GPU Variant
Amethyst XT
GP104-895-A1
Architecture
GCN 3.0
Pascal
Foundry
TSMC
TSMC
Process Size
28 nm
16 nm
Transistors
5 billion
7.2 billion
Die Size
366 mm²
314 mm²
Board Design
TDP
75W
75W
Outputs
No outputs
No outputs
Power Connectors
None
None
Suggested PSU
-
250 W
Graphics Features
DirectX
12 (12_0)
12 (12_1)
OpenGL
4.6
4.6
OpenCL
2.0
3.0
Vulkan
1.2
1.3
Shader Model
6.3
6.4
CUDA
-
6.1
📊 Benchmark
3DMark Time Spy
2,514
-