FireStream 9250 vs Radeon HD 6870 X2
We compared two Desktop platform GPUs: 1024MB VRAM FireStream 9250 and 1024MB VRAM Radeon HD 6870 X2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
FireStream 9250 's Advantages
Lower TDP (150W vs 300W)
Radeon HD 6870 X2 's Advantages
Released 3 years and 1 months late
Larger VRAM bandwidth (134.4GB/s vs 63.55GB/s)
320 additional rendering cores
Score
Benchmark
FP32 (float)
FireStream 9250
1000
Radeon HD 6870 X2
+101%
2016
Graphics Card
Jun 2008
Release Date
Jul 2011
FireStream
Generation
Northern Islands
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
993 MHz
Memory Clock
1050 MHz
Memory
1024MB
Memory Size
1024MB
GDDR3
Memory Type
GDDR5
256bit
Memory Bus
256bit
63.55GB/s
Bandwidth
134.4GB/s
Render Config
10
Compute Units
14
800
Shading Units
1120
40
TMUs
56
16
ROPs
32
16 KB (per CU)
L1 Cache
8 KB (per CU)
256 KB
L2 Cache
512 KB
Theoretical Performance
10.00 GPixel/s
Pixel Rate
28.80 GPixel/s
25.00 GTexel/s
Texture Rate
50.40 GTexel/s
1000 GFLOPS
FP32 (float)
2.016 TFLOPS
200.0 GFLOPS
FP64 (double)
-
Board Design
150W
TDP
300W
450 W
Suggested PSU
700 W
1x DVI
Outputs
2x DVI
1x HDMI 1.3a
2x mini-DisplayPort 1.1
1x 6-pin
Power Connectors
-
Graphics Processor
RV770
GPU Name
Barts
RV770 PRO
GPU Variant
Barts XT
(215-0798000)
TeraScale
Architecture
TeraScale 2
TSMC
Foundry
TSMC
55 nm
Process Size
40 nm
0.956 billion
Transistors
1.7 billion
256 mm²
Die Size
255 mm²
Graphics Features
10.1 (10_1)
DirectX
11.2 (11_0)
3.3
OpenGL
4.4
1.1
OpenCL
1.2
N/A
Vulkan
N/A
4.1
Shader Model
5.0
