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GPU Comparison
AMD Radeon HD 6850 X2 vs ATI Radeon HD 5550
AMD Radeon HD 6850 X2 vs ATI Radeon HD 5550
VS
AMD Radeon HD 6850 X2
ATI Radeon HD 5550
We compared two Desktop platform GPUs: 2GB VRAM Radeon HD 6850 X2 and 512MB VRAM Radeon HD 5550 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon HD 6850 X2 's Advantages
Released 1 years and 7 months late
Larger VRAM bandwidth (134.4GB/s vs 51.20GB/s)
640 additional rendering cores
ATI Radeon HD 5550 's Advantages
Lower TDP (39W vs 254W)
Score
Benchmark
FP32 (float)
Radeon HD 6850 X2
+336%
1.536 TFLOPS
Radeon HD 5550
0.352 TFLOPS
Radeon HD 6850 X2
VS
Radeon HD 5550
Graphics Card
Sep 2011
Release Date
Feb 2010
Northern Islands
Generation
Evergreen
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
-
Base Clock
-
-
Boost Clock
-
1050 MHz
Memory Clock
800 MHz
Memory
2GB
Memory Size
512MB
GDDR5
Memory Type
GDDR5
256bit
Memory Bus
128bit
134.4GB/s
Bandwidth
51.20GB/s
Render Config
-
SM Count
-
12
Compute Units
4
960
Shading Units
320
48
TMUs
16
32
ROPs
8
-
Tensor Cores
-
-
RT Cores
-
8 KB (per CU)
L1 Cache
8 KB (per CU)
512 KB
L2 Cache
256 KB
Theoretical Performance
25.60 GPixel/s
Pixel Rate
4.400 GPixel/s
38.40 GTexel/s
Texture Rate
8.800 GTexel/s
-
FP16 (half)
-
1.536 TFLOPS
FP32 (float)
352.0 GFLOPS
-
FP64 (double)
-
Graphics Processor
Barts
GPU Name
Redwood
Barts PRO (215-0798006)
GPU Variant
Redwood PRO2
TeraScale 2
Architecture
TeraScale 2
TSMC
Foundry
TSMC
40 nm
Process Size
40 nm
1.7 billion
Transistors
0.627 billion
255 mm²
Die Size
104 mm²
Board Design
254W
TDP
39W
600 W
Suggested PSU
200 W
2x DVI 1x HDMI 1.3a 1x DisplayPort 1.1
Outputs
1x DVI 1x HDMI 1.3a 1x VGA
2x 8-pin
Power Connectors
None
Graphics Features
11.2 (11_0)
DirectX
11.2 (11_0)
4.4
OpenGL
4.4
1.2
OpenCL
1.2
N/A
Vulkan
N/A
-
CUDA
-
5.0
Shader Model
5.0
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