ATI FireGL V7700 vs AMD FireStream 9270
We compared two Desktop platform GPUs: 512MB VRAM FireGL V7700 and 2GB VRAM FireStream 9270 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD FireStream 9270 's Advantages
Released 1 years late
More VRAM (2GB vs 512GB)
Larger VRAM bandwidth (115.2GB/s vs 72.06GB/s)
480 additional rendering cores
Score
Benchmark
FP32 (float)
FireGL V7700
0.497 TFLOPS
FireStream 9270
+141%
1.2 TFLOPS
Graphics Card
Nov 2007
Release Date
Nov 2008
FireGL
Generation
FireStream
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
-
-
-
-
-
-
1126 MHz
Memory Clock
900 MHz
Memory
512MB
Memory Size
2GB
GDDR4
Memory Type
GDDR5
256bit
Memory Bus
256bit
72.06GB/s
Bandwidth
115.2GB/s
Render Config
4
Compute Units
10
-
-
-
320
Shading Units
800
16
TMUs
40
16
ROPs
16
-
-
-
-
-
-
-
L1 Cache
16 KB (per CU)
256 KB
L2 Cache
256 KB
-
-
-
Theoretical Performance
12.43 GPixel/s
Pixel Rate
12.00 GPixel/s
12.43 GTexel/s
Texture Rate
30.00 GTexel/s
-
-
-
497.3 GFLOPS
FP32 (float)
1200 GFLOPS
99.46 GFLOPS
FP64 (double)
240.0 GFLOPS
Board Design
Unknown
TDP
160W
200 W
Suggested PSU
450 W
1x DVI
1x DisplayPort
1x S-Video
Outputs
1x DVI
1x 6-pin
Power Connectors
2x 6-pin
Graphics Processor
RV670
GPU Name
RV770
RV670 GL
GPU Variant
RV770 XT
TeraScale
Architecture
TeraScale
TSMC
Foundry
TSMC
55 nm
Process Size
55 nm
0.666 billion
Transistors
0.956 billion
192 mm²
Die Size
256 mm²
Graphics Features
10.1 (10_1)
DirectX
10.1 (10_1)
3.3 (full)
4.0 (partial)
OpenGL
3.3
N/A
OpenCL
1.1
N/A
Vulkan
N/A
-
-
-
4.1
Shader Model
4.1
