AMD Radeon HD 6850 X2 vs NVIDIA Quadro FX 3450

VS

AMD Radeon HD 6850 X2

NVIDIA Quadro FX 3450

We compared two Desktop platform GPUs: 2GB VRAM Radeon HD 6850 X2 and 256MB VRAM Quadro FX 3450 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 6 years and 2 months late

More VRAM (2GB vs 256GB)

Larger VRAM bandwidth (134.4GB/s vs 32.00GB/s)

960 additional rendering cores

NVIDIA Quadro FX 3450 's Advantages

Lower TDP (83W vs 254W)

Score

Radeon HD 6850 X2

VS

Quadro FX 3450

Graphics Card

Sep 2011

Release Date

Jul 2005

Northern Islands

Generation

Quadro FX Curie

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 1.0 x16

Clock Speeds

-

1050 MHz

Memory Clock

500 MHz

Memory

2GB

Memory Size

256MB

GDDR5

Memory Type

GDDR3

256bit

Memory Bus

256bit

134.4GB/s

Bandwidth

32.00GB/s

Render Config

12

Compute Units

-

960

Shading Units

-

48

TMUs

12

32

ROPs

8

-

8 KB (per CU)

L1 Cache

-

512 KB

L2 Cache

-

Theoretical Performance

25.60 GPixel/s

Pixel Rate

3.400 GPixel/s

38.40 GTexel/s

Texture Rate

5.100 GTexel/s

-

1.536 TFLOPS

FP32 (float)

-

Board Design

254W

TDP

83W

600 W

Suggested PSU

250 W

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

Outputs

2x DVI 1x S-Video

2x 8-pin

Power Connectors

1x 6-pin

Graphics Processor

Barts

GPU Name

NV41

Barts PRO (215-0798006)

GPU Variant

NV41 GL

TeraScale 2

Architecture

Curie

TSMC

Foundry

TSMC

40 nm

Process Size

130 nm

1.7 billion

Transistors

0.19 billion

255 mm²

Die Size

225 mm²

Graphics Features

11.2 (11_0)

DirectX

9.0c (9_3)

4.4

OpenGL

2.0 (full) 2.1 (partial)

1.2

OpenCL

N/A

Vulkan

N/A

-

5.0

Shader Model

3.0

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