AMD Radeon R9 Nano vs AMD Radeon Instinct MI25
GPU Specs Compare
Graphics Card
Release Date
Aug 2015
Jun 2017
Generation
Pirate Islands
Radeon Instinct
Type
Desktop
Professional
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Clock Speeds
Memory Clock
500 MHz
852 MHz
Base Clock
-
1400 MHz
Boost Clock
-
1500 MHz
Memory
Memory Size
4GB
16GB
Memory Type
HBM
HBM2
Memory Bus
4096bit
2048bit
Bandwidth
512.0GB/s
436.2GB/s
Render Config
Compute Units
64
64
Shading Units
4096
4096
TMUs
256
256
ROPs
64
64
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 Cache
2 MB
4 MB
Theoretical Performance
Pixel Rate
64.00 GPixel/s
96.00 GPixel/s
Texture Rate
256.0 GTexel/s
384.0 GTexel/s
FP16 (half)
8.192 TFLOPS
24.58 TFLOPS
FP32 (float)
8.192 TFLOPS
12.29 TFLOPS
FP64 (double)
512.0 GFLOPS
768.0 GFLOPS
Graphics Processor
GPU Name
Fiji
Vega 10
GPU Variant
Fiji XT CA(215-0862120)
Vega 10 XT GL(215-0894124)
Architecture
GCN 3.0
GCN 5.0
Foundry
TSMC
GlobalFoundries
Process Size
28 nm
14 nm
Transistors
8.9 billion
12.5 billion
Die Size
596 mm²
495 mm²
Board Design
TDP
175W
300W
Suggested PSU
450 W
700 W
Outputs
1x HDMI 1.4a3x DisplayPort 1.2
No outputs
Power Connectors
1x 8-pin
2x 8-pin
Graphics Features
DirectX
12 (12_0)
12 (12_1)
OpenGL
4.6
4.6
OpenCL
2.0
2.1
Vulkan
1.2
1.2
Shader Model
6.3
6.4