AMD Radeon HD 6850 vs AMD Radeon HD 6250

VS

AMD Radeon HD 6850

AMD Radeon HD 6250

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 6850 and 512MB VRAM Radeon HD 6250 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6850 's Advantages

More VRAM (1024GB vs 512GB)

Larger VRAM bandwidth (128.0GB/s vs 8.000GB/s)

880 additional rendering cores

AMD Radeon HD 6250 's Advantages

Lower TDP (19W vs 127W)

Score

Benchmark

FP32 (float)

Radeon HD 6850 +1330%

1.488 TFLOPS

Radeon HD 6250

0.104 TFLOPS

Radeon HD 6850

VS

Radeon HD 6250

Graphics Card

Oct 2010

Release Date

Jan 2011

Northern Islands

Generation

Northern Islands

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1000 MHz

Memory Clock

500 MHz

Memory

1024MB

Memory Size

512MB

GDDR5

Memory Type

GDDR3

256bit

Memory Bus

64bit

128.0GB/s

Bandwidth

8.000GB/s

Render Config

12

Compute Units

2

-

960

Shading Units

80

48

TMUs

8

32

ROPs

4

-

8 KB (per CU)

L1 Cache

8 KB (per CU)

512 KB

L2 Cache

128 KB

-

Theoretical Performance

24.80 GPixel/s

Pixel Rate

2.600 GPixel/s

37.20 GTexel/s

Texture Rate

5.200 GTexel/s

-

1488 GFLOPS

FP32 (float)

104.0 GFLOPS

-

Board Design

127W

TDP

19W

300 W

Suggested PSU

200 W

2x DVI 1x HDMI 1.3a 2x mini-DisplayPort 1.1

Outputs

1x DVI 1x HDMI 1.3a

1x 6-pin

Power Connectors

None

Graphics Processor

Barts

GPU Name

Cedar

Barts PRO (215-0798006)

GPU Variant

Cedar PRO

TeraScale 2

Architecture

TeraScale 2

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

1.7 billion

Transistors

0.292 billion

255 mm²

Die Size

59 mm²

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

-

5.0

Shader Model

5.0

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