AMD FireStream 9250 vs ATI Radeon HD 4850 X2
We compared two Desktop platform GPUs: 1024MB VRAM FireStream 9250 and 512MB VRAM Radeon HD 4850 X2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD FireStream 9250 's Advantages
More VRAM (1024GB vs 512GB)
Lower TDP (150W vs 250W)
ATI Radeon HD 4850 X2 's Advantages
Larger VRAM bandwidth (63.68GB/s vs 63.55GB/s)
Score
Benchmark
FP32 (float)
FireStream 9250
1 TFLOPS
Radeon HD 4850 X2
1 TFLOPS
Graphics Card
Jun 2008
Release Date
Nov 2008
FireStream
Generation
Radeon R700
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
-
-
-
-
-
-
993 MHz
Memory Clock
995 MHz
Memory
1024MB
Memory Size
512MB
GDDR3
Memory Type
GDDR3
256bit
Memory Bus
256bit
63.55GB/s
Bandwidth
63.68GB/s
Render Config
10
Compute Units
10
-
-
-
800
Shading Units
800
40
TMUs
40
16
ROPs
16
-
-
-
-
-
-
16 KB (per CU)
L1 Cache
16 KB (per CU)
256 KB
L2 Cache
256 KB
-
-
-
Theoretical Performance
10.00 GPixel/s
Pixel Rate
10.00 GPixel/s
25.00 GTexel/s
Texture Rate
25.00 GTexel/s
-
-
-
1000 GFLOPS
FP32 (float)
1000 GFLOPS
200.0 GFLOPS
FP64 (double)
200.0 GFLOPS
Board Design
150W
TDP
250W
450 W
Suggested PSU
600 W
1x DVI
Outputs
4x DVI
1x S-Video
1x 6-pin
Power Connectors
1x 6-pin + 1x 8-pin
Graphics Processor
RV770
GPU Name
R700
RV770 PRO
GPU Variant
R700 PRO
(215-0669065)
TeraScale
Architecture
TeraScale
TSMC
Foundry
TSMC
55 nm
Process Size
55 nm
0.956 billion
Transistors
0.956 billion
256 mm²
Die Size
256 mm²
Graphics Features
10.1 (10_1)
DirectX
10.1 (10_1)
3.3
OpenGL
3.3
1.1
OpenCL
1.1
N/A
Vulkan
N/A
-
-
-
4.1
Shader Model
4.1
