Home GPU Comparison AMD Radeon HD 6850 vs AMD Radeon 550

AMD Radeon HD 6850 vs AMD Radeon 550

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 6850 and 2GB VRAM Radeon 550 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6850 's Advantages
Larger VRAM bandwidth (128.0GB/s vs 56.00GB/s)
448 additional rendering cores
AMD Radeon 550 's Advantages
Released 6 years and 6 months late
Boost Clock1183MHz
More VRAM (2GB vs 1024GB)
Lower TDP (50W vs 127W)

Score

Benchmark

FP32 (float)
Radeon HD 6850 +22%
1.488 TFLOPS
Radeon 550
1.211 TFLOPS
VS

Graphics Card

Oct 2010
Release Date
Apr 2017
Northern Islands
Generation
Polaris
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 3.0 x8

Clock Speeds

-
Base Clock
1100 MHz
-
Boost Clock
1183 MHz
1000 MHz
Memory Clock
1750 MHz

Memory

1024MB
Memory Size
2GB
GDDR5
Memory Type
GDDR5
256bit
Memory Bus
64bit
128.0GB/s
Bandwidth
56.00GB/s

Render Config

12
Compute Units
8
-
-
-
960
Shading Units
512
48
TMUs
32
32
ROPs
16
-
-
-
-
-
-
8 KB (per CU)
L1 Cache
16 KB (per CU)
512 KB
L2 Cache
256 KB
-
-
-

Theoretical Performance

24.80 GPixel/s
Pixel Rate
18.93 GPixel/s
37.20 GTexel/s
Texture Rate
37.86 GTexel/s
-
FP16 (half)
1211 GFLOPS
1488 GFLOPS
FP32 (float)
1211 GFLOPS
-
FP64 (double)
75.71 GFLOPS

Board Design

127W
TDP
50W
300 W
Suggested PSU
250 W
2x DVI 1x HDMI 1.3a 2x mini-DisplayPort 1.1
Outputs
1x DVI 1x HDMI 2.0b 1x DisplayPort 1.4a
1x 6-pin
Power Connectors
None

Graphics Processor

Barts
GPU Name
Lexa
Barts PRO (215-0798006)
GPU Variant
Lexa PRO (215-0904018)
TeraScale 2
Architecture
GCN 4.0
TSMC
Foundry
GlobalFoundries
40 nm
Process Size
14 nm
1.7 billion
Transistors
2.2 billion
255 mm²
Die Size
103 mm²

Graphics Features

11.2 (11_0)
DirectX
12 (12_0)
4.4
OpenGL
4.6
1.2
OpenCL
2.1
N/A
Vulkan
1.3
-
-
-
5.0
Shader Model
6.7

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