AMD FireStream 9270 vs ATI FirePro V4900
We compared two Desktop platform GPUs: 2GB VRAM FireStream 9270 and 1024MB VRAM FirePro V4900 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD FireStream 9270 's Advantages
More VRAM (2GB vs 1024GB)
Larger VRAM bandwidth (115.2GB/s vs 64.00GB/s)
320 additional rendering cores
ATI FirePro V4900 's Advantages
Released 3 years late
Lower TDP (75W vs 160W)
Score
Benchmark
FP32 (float)
FireStream 9270
+56%
1.2 TFLOPS
FirePro V4900
0.768 TFLOPS
Graphics Card
Nov 2008
Release Date
Nov 2011
FireStream
Generation
FirePro
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
-
-
-
-
-
-
900 MHz
Memory Clock
1000 MHz
Memory
2GB
Memory Size
1024MB
GDDR5
Memory Type
GDDR5
256bit
Memory Bus
128bit
115.2GB/s
Bandwidth
64.00GB/s
Render Config
10
Compute Units
6
-
-
-
800
Shading Units
480
40
TMUs
24
16
ROPs
8
-
-
-
-
-
-
16 KB (per CU)
L1 Cache
8 KB (per CU)
256 KB
L2 Cache
256 KB
-
-
-
Theoretical Performance
12.00 GPixel/s
Pixel Rate
6.400 GPixel/s
30.00 GTexel/s
Texture Rate
19.20 GTexel/s
-
-
-
1200 GFLOPS
FP32 (float)
768.0 GFLOPS
240.0 GFLOPS
FP64 (double)
-
Board Design
160W
TDP
75W
450 W
Suggested PSU
250 W
1x DVI
Outputs
1x DVI
2x DisplayPort 1.1
2x 6-pin
Power Connectors
None
Graphics Processor
RV770
GPU Name
Turks
RV770 XT
GPU Variant
Turks XT GL
TeraScale
Architecture
TeraScale 2
TSMC
Foundry
TSMC
55 nm
Process Size
40 nm
0.956 billion
Transistors
0.716 billion
256 mm²
Die Size
118 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
