FireStream 9250 vs Radeon HD 6850
We compared two Desktop platform GPUs: 1024MB VRAM FireStream 9250 and 1024MB VRAM Radeon HD 6850 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
Radeon HD 6850 's Advantages
Released 2 years and 4 months late
Larger VRAM bandwidth (128.0GB/s vs 63.55GB/s)
160 additional rendering cores
Lower TDP (127W vs 150W)
Score
Benchmark
FP32 (float)
FireStream 9250
1000
Radeon HD 6850
+48%
1488
Graphics Card
Jun 2008
Release Date
Oct 2010
FireStream
Generation
Northern Islands
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
993 MHz
Memory Clock
1000 MHz
Memory
1024MB
Memory Size
1024MB
GDDR3
Memory Type
GDDR5
256bit
Memory Bus
256bit
63.55GB/s
Bandwidth
128.0GB/s
Render Config
10
Compute Units
12
800
Shading Units
960
40
TMUs
48
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
24.80 GPixel/s
25.00 GTexel/s
Texture Rate
37.20 GTexel/s
1000 GFLOPS
FP32 (float)
1488 GFLOPS
200.0 GFLOPS
FP64 (double)
-
Board Design
150W
TDP
127W
450 W
Suggested PSU
300 W
1x DVI
Outputs
2x DVI
1x HDMI 1.3a
2x mini-DisplayPort 1.1
1x 6-pin
Power Connectors
1x 6-pin
Graphics Processor
RV770
GPU Name
Barts
RV770 PRO
GPU Variant
Barts PRO
(215-0798006)
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
