AMD FireStream 9250 vs AMD Radeon R9 390
We compared two Desktop platform GPUs: 1024MB VRAM FireStream 9250 and 8GB VRAM Radeon R9 390 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD FireStream 9250 's Advantages
Lower TDP (150W vs 275W)
AMD Radeon R9 390 's Advantages
Released 7 years late
More VRAM (8GB vs 1024GB)
Larger VRAM bandwidth (384.0GB/s vs 63.55GB/s)
1760 additional rendering cores
Score
Benchmark
FP32 (float)
FireStream 9250
1 TFLOPS
Radeon R9 390
+412%
5.12 TFLOPS
Graphics Card
Jun 2008
Release Date
Jun 2015
FireStream
Generation
Pirate Islands
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
-
-
-
-
-
-
993 MHz
Memory Clock
1500 MHz
Memory
1024MB
Memory Size
8GB
GDDR3
Memory Type
GDDR5
256bit
Memory Bus
512bit
63.55GB/s
Bandwidth
384.0GB/s
Render Config
10
Compute Units
40
-
-
-
800
Shading Units
2560
40
TMUs
160
16
ROPs
64
-
-
-
-
-
-
16 KB (per CU)
L1 Cache
16 KB (per CU)
256 KB
L2 Cache
1024 KB
-
-
-
Theoretical Performance
10.00 GPixel/s
Pixel Rate
64.00 GPixel/s
25.00 GTexel/s
Texture Rate
160.0 GTexel/s
-
-
-
1000 GFLOPS
FP32 (float)
5.120 TFLOPS
200.0 GFLOPS
FP64 (double)
640.0 GFLOPS
Board Design
150W
TDP
275W
450 W
Suggested PSU
600 W
1x DVI
Outputs
2x DVI
1x HDMI 1.4a
1x DisplayPort 1.2
1x 6-pin
Power Connectors
1x 6-pin + 1x 8-pin
Graphics Processor
RV770
GPU Name
Grenada
RV770 PRO
GPU Variant
Grenada PRO
(215-0880030)
TeraScale
Architecture
GCN 2.0
TSMC
Foundry
TSMC
55 nm
Process Size
28 nm
0.956 billion
Transistors
6.2 billion
256 mm²
Die Size
438 mm²
Graphics Features
10.1 (10_1)
DirectX
12 (12_0)
3.3
OpenGL
4.6
1.1
OpenCL
2.0
N/A
Vulkan
1.2
-
-
-
4.1
Shader Model
6.3
