AMD Radeon HD 6850 vs NVIDIA GeForce 9800 GT

VS

AMD Radeon HD 6850

NVIDIA GeForce 9800 GT

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 6850 and 512MB VRAM GeForce 9800 GT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6850 's Advantages

Released 2 years and 3 months late

More VRAM (1024GB vs 512GB)

Larger VRAM bandwidth (128.0GB/s vs 57.60GB/s)

848 additional rendering cores

NVIDIA GeForce 9800 GT 's Advantages

Lower TDP (125W vs 127W)

Score

Benchmark

FP32 (float)

Radeon HD 6850 +342%

1.488 TFLOPS

GeForce 9800 GT

0.336 TFLOPS

Radeon HD 6850

VS

GeForce 9800 GT

Graphics Card

Oct 2010

Release Date

Jul 2008

Northern Islands

Generation

GeForce 9

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1000 MHz

Memory Clock

900 MHz

Memory

1024MB

Memory Size

512MB

GDDR5

Memory Type

GDDR3

256bit

Memory Bus

256bit

128.0GB/s

Bandwidth

57.60GB/s

Render Config

12

Compute Units

-

SM Count

14

960

Shading Units

112

48

TMUs

56

32

ROPs

16

-

8 KB (per CU)

L1 Cache

-

512 KB

L2 Cache

64 KB

-

Theoretical Performance

24.80 GPixel/s

Pixel Rate

9.600 GPixel/s

37.20 GTexel/s

Texture Rate

33.60 GTexel/s

-

1488 GFLOPS

FP32 (float)

336.0 GFLOPS

-

Board Design

127W

TDP

125W

300 W

Suggested PSU

300 W

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

Outputs

2x DVI 1x S-Video

1x 6-pin

Power Connectors

1x 6-pin

Graphics Processor

Barts

GPU Name

G92B

Barts PRO (215-0798006)

GPU Variant

G92-280-B1

TeraScale 2

Architecture

Tesla

TSMC

Foundry

TSMC

40 nm

Process Size

55 nm

1.7 billion

Transistors

0.754 billion

255 mm²

Die Size

260 mm²

Graphics Features

11.2 (11_0)

DirectX

11.1 (10_0)

4.4

OpenGL

3.3

1.2

OpenCL

1.1

N/A

Vulkan

N/A

-

CUDA

1.1

5.0

Shader Model

4.0

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