FireStream 9250 vs FirePro V7900
We compared two Desktop platform GPUs: 1024MB VRAM FireStream 9250 and 2GB VRAM FirePro V7900 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
FirePro V7900 's Advantages
Released 2 years and 11 months late
More VRAM (2GB vs 1024GB)
Larger VRAM bandwidth (160.0GB/s vs 63.55GB/s)
480 additional rendering cores
Score
Benchmark
FP32 (float)
FireStream 9250
1000
FirePro V7900
+85%
1856
Graphics Card
Jun 2008
Release Date
May 2011
FireStream
Generation
FirePro
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
993 MHz
Memory Clock
1250 MHz
Memory
1024MB
Memory Size
2GB
GDDR3
Memory Type
GDDR5
256bit
Memory Bus
256bit
63.55GB/s
Bandwidth
160.0GB/s
Render Config
10
Compute Units
20
800
Shading Units
1280
40
TMUs
80
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
23.20 GPixel/s
25.00 GTexel/s
Texture Rate
58.00 GTexel/s
1000 GFLOPS
FP32 (float)
1.856 TFLOPS
200.0 GFLOPS
FP64 (double)
464.0 GFLOPS
Board Design
150W
TDP
150W
450 W
Suggested PSU
450 W
1x DVI
Outputs
4x DisplayPort 1.2
1x 6-pin
Power Connectors
1x 6-pin
Graphics Processor
RV770
GPU Name
Cayman
RV770 PRO
GPU Variant
Cayman PRO GL
TeraScale
Architecture
TeraScale 3
TSMC
Foundry
TSMC
55 nm
Process Size
40 nm
0.956 billion
Transistors
2.64 billion
256 mm²
Die Size
389 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
