AMD Radeon Sky 900 vs NVIDIA Tesla P4
GPU Specs Compare
Graphics Card
Release Date
Mar 2013
Sep 2016
Generation
Radeon Sky
Tesla
Type
Desktop
Professional
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
825 MHz
886 MHz
Boost Clock
950 MHz
1114 MHz
Memory Clock
1250 MHz
1502 MHz
Memory
Memory Size
3GB
8GB
Memory Type
GDDR5
GDDR5
Memory Bus
384bit
256bit
Bandwidth
240.0GB/s
192.3GB/s
Render Config
Compute Units
28
-
Shading Units
1792
2560
TMUs
112
160
ROPs
32
64
L1 Cache
16 KB (per CU)
48 KB (per SM)
L2 Cache
768 KB
2 MB
SM Count
-
20
Theoretical Performance
Pixel Rate
30.40 GPixel/s
71.30 GPixel/s
Texture Rate
106.4 GTexel/s
178.2 GTexel/s
FP32 (float)
3.405 TFLOPS
5.704 TFLOPS
FP64 (double)
851.2 GFLOPS
178.2 GFLOPS
FP16 (half)
-
89.12 GFLOPS
Graphics Processor
GPU Name
Tahiti
GP104
GPU Variant
Orthrus
GP104-895-A1
Architecture
GCN 1.0
Pascal
Foundry
TSMC
TSMC
Process Size
28 nm
16 nm
Transistors
4.313 billion
7.2 billion
Die Size
352 mm²
314 mm²
Board Design
TDP
300W
75W
Suggested PSU
700 W
250 W
Outputs
1x DVI1x mini-DisplayPort 1.2
No outputs
Power Connectors
2x 8-pin
None
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
6.4
CUDA
-
6.1