AMD Radeon R9 270 1024SP vs AMD Radeon Instinct MI8
GPU Specs Compare
Graphics Card
Release Date
Mar 2015
Dec 2016
Generation
Volcanic Islands
Radeon Instinct
Type
Desktop
Professional
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
900 MHz
-
Boost Clock
925 MHz
-
Memory Clock
1200 MHz
500 MHz
Memory
Memory Size
2GB
4GB
Memory Type
GDDR5
HBM
Memory Bus
256bit
4096bit
Bandwidth
153.6GB/s
512.0GB/s
Render Config
Compute Units
16
64
Shading Units
1024
4096
TMUs
64
256
ROPs
32
64
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 Cache
512 KB
2 MB
Theoretical Performance
Pixel Rate
29.60 GPixel/s
64.00 GPixel/s
Texture Rate
59.20 GTexel/s
256.0 GTexel/s
FP32 (float)
1.894 TFLOPS
8.192 TFLOPS
FP64 (double)
118.4 GFLOPS
512.0 GFLOPS
FP16 (half)
-
8.192 TFLOPS
Graphics Processor
GPU Name
Pitcairn
Fiji
GPU Variant
Pitcairn PRO(215-0828062)
Fiji XT CA(215-0862120)
Architecture
GCN 1.0
GCN 3.0
Foundry
TSMC
TSMC
Process Size
28 nm
28 nm
Transistors
2.8 billion
8.9 billion
Die Size
212 mm²
596 mm²
Board Design
TDP
150W
175W
Suggested PSU
450 W
450 W
Outputs
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
No outputs
Power Connectors
1x 6-pin
1x 8-pin
Graphics Features
DirectX
12 (11_1)
12 (12_0)
OpenGL
4.6
4.6
OpenCL
1.2
2.1
Vulkan
1.2
1.2.170
Shader Model
5.1
6.5