AMD Radeon R9 M390 Mac Edition vs AMD FireStream 9370
GPU Specs Compare
Graphics Card
Release Date
May 2015
Jun 2010
Generation
Crystal System
FireStream
Type
Mobile
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 2.0 x16
Clock Speeds
Memory Clock
1365 MHz
1150 MHz
Memory
Memory Size
2GB
4GB
Memory Type
GDDR5
GDDR5
Memory Bus
256bit
256bit
Bandwidth
174.7GB/s
147.2GB/s
Render Config
Compute Units
16
20
Shading Units
1024
1600
TMUs
64
80
ROPs
32
32
L1 Cache
16 KB (per CU)
8 KB (per CU)
L2 Cache
512 KB
512 KB
Theoretical Performance
Pixel Rate
30.66 GPixel/s
26.40 GPixel/s
Texture Rate
61.31 GTexel/s
66.00 GTexel/s
FP32 (float)
1.962 TFLOPS
2.640 TFLOPS
FP64 (double)
122.6 GFLOPS
528.0 GFLOPS
Graphics Processor
GPU Name
Pitcairn
Cypress
GPU Variant
Pitcairn PRO(215-0828062)
Cypress XT GL
Architecture
GCN 1.0
TeraScale 2
Foundry
TSMC
TSMC
Process Size
28 nm
40 nm
Transistors
2.8 billion
2.154 billion
Die Size
212 mm²
334 mm²
Board Design
TDP
80W
225W
Outputs
No outputs
1x DisplayPort 1.1
Power Connectors
None
1x 8-pin
Suggested PSU
-
550 W
Graphics Features
DirectX
12 (11_1)
11.2 (11_0)
OpenGL
4.6
4.4
OpenCL
1.2
1.2
Vulkan
1.2
N/A
Shader Model
5.1
5.0